Cysylltau cyflym:
yn ôl math o eiddo
yn ôl statws y prynwr
yn ôl statws cyllido
yn ôl statws yr eiddo
Ystadegau Prisiau Tai
Math o eiddo
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol ar gyfer pob math o eiddo neu ganolbwyntio ar un penodol.
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 1995
|
92438.0
|
88520.0
|
68022.0
|
58131.0
|
Chwefror 1995
|
86267.0
|
83038.0
|
63838.0
|
54538.0
|
Mawrth 1995
|
87149.0
|
83886.0
|
64762.0
|
55114.0
|
Ebrill 1995
|
86916.0
|
83799.0
|
64859.0
|
55186.0
|
Mai 1995
|
88265.0
|
85093.0
|
65789.0
|
55900.0
|
Mehefin 1995
|
87673.0
|
84687.0
|
65122.0
|
55668.0
|
Gorffennaf 1995
|
86152.0
|
83236.0
|
63843.0
|
54328.0
|
Awst 1995
|
87758.0
|
84647.0
|
64939.0
|
55028.0
|
Medi 1995
|
87733.0
|
84498.0
|
64830.0
|
54543.0
|
Hydref 1995
|
86690.0
|
83595.0
|
63858.0
|
54061.0
|
Tachwedd 1995
|
86639.0
|
83670.0
|
63740.0
|
54346.0
|
Rhagfyr 1995
|
86000.0
|
83161.0
|
63371.0
|
54154.0
|
Ionawr 1996
|
85852.0
|
83029.0
|
63379.0
|
53857.0
|
Chwefror 1996
|
83979.0
|
81356.0
|
62109.0
|
52430.0
|
Mawrth 1996
|
83595.0
|
80990.0
|
61656.0
|
51913.0
|
Ebrill 1996
|
86508.0
|
83765.0
|
63938.0
|
53764.0
|
Mai 1996
|
86407.0
|
83527.0
|
64003.0
|
53755.0
|
Mehefin 1996
|
86279.0
|
83344.0
|
63989.0
|
54030.0
|
Gorffennaf 1996
|
87618.0
|
84659.0
|
64769.0
|
54508.0
|
Awst 1996
|
91272.0
|
88051.0
|
67175.0
|
56332.0
|
Medi 1996
|
94284.0
|
90937.0
|
69301.0
|
57564.0
|
Hydref 1996
|
91886.0
|
88607.0
|
67431.0
|
55978.0
|
Tachwedd 1996
|
92035.0
|
88790.0
|
67614.0
|
56343.0
|
Rhagfyr 1996
|
91645.0
|
88562.0
|
67408.0
|
56171.0
|
Ionawr 1997
|
93333.0
|
90192.0
|
68780.0
|
57053.0
|
Chwefror 1997
|
94668.0
|
91439.0
|
69581.0
|
57770.0
|
Mawrth 1997
|
95327.0
|
91828.0
|
70139.0
|
58343.0
|
Ebrill 1997
|
96708.0
|
93246.0
|
71160.0
|
59366.0
|
Mai 1997
|
96140.0
|
92930.0
|
70858.0
|
58635.0
|
Mehefin 1997
|
98145.0
|
94986.0
|
72156.0
|
59249.0
|
Gorffennaf 1997
|
97319.0
|
94127.0
|
71551.0
|
58113.0
|
Awst 1997
|
99204.0
|
95844.0
|
72787.0
|
58973.0
|
Medi 1997
|
102140.0
|
98659.0
|
74784.0
|
60487.0
|
Hydref 1997
|
102983.0
|
99551.0
|
75229.0
|
61143.0
|
Tachwedd 1997
|
103721.0
|
100219.0
|
75709.0
|
61584.0
|
Rhagfyr 1997
|
103825.0
|
100520.0
|
75865.0
|
61848.0
|
Ionawr 1998
|
103213.0
|
99688.0
|
75357.0
|
61480.0
|
Chwefror 1998
|
104602.0
|
101067.0
|
76401.0
|
62948.0
|
Mawrth 1998
|
105775.0
|
102153.0
|
77260.0
|
63598.0
|
Ebrill 1998
|
111165.0
|
107597.0
|
81262.0
|
66750.0
|
Mai 1998
|
114022.0
|
110397.0
|
83585.0
|
68004.0
|
Mehefin 1998
|
115297.0
|
111526.0
|
84449.0
|
69046.0
|
Gorffennaf 1998
|
116032.0
|
112197.0
|
84950.0
|
69356.0
|
Awst 1998
|
116278.0
|
112210.0
|
84796.0
|
69183.0
|
Medi 1998
|
118241.0
|
114025.0
|
86109.0
|
69827.0
|
Hydref 1998
|
117099.0
|
112880.0
|
85252.0
|
69481.0
|
Tachwedd 1998
|
116774.0
|
112668.0
|
84928.0
|
69593.0
|
Rhagfyr 1998
|
113138.0
|
109255.0
|
82325.0
|
68068.0
|
Ionawr 1999
|
114856.0
|
110820.0
|
83438.0
|
69120.0
|
Chwefror 1999
|
115078.0
|
110956.0
|
83577.0
|
69477.0
|
Mawrth 1999
|
117929.0
|
113562.0
|
85539.0
|
71309.0
|
Ebrill 1999
|
121751.0
|
117169.0
|
88587.0
|
73654.0
|
Mai 1999
|
122865.0
|
118335.0
|
89658.0
|
74202.0
|
Mehefin 1999
|
123592.0
|
118970.0
|
90341.0
|
74364.0
|
Gorffennaf 1999
|
123631.0
|
118882.0
|
90179.0
|
74124.0
|
Awst 1999
|
126533.0
|
121336.0
|
92241.0
|
75625.0
|
Medi 1999
|
131542.0
|
125865.0
|
95590.0
|
78609.0
|
Hydref 1999
|
133831.0
|
128184.0
|
97047.0
|
80419.0
|
Tachwedd 1999
|
137809.0
|
132078.0
|
99733.0
|
83147.0
|
Rhagfyr 1999
|
139241.0
|
133666.0
|
101067.0
|
84492.0
|
Ionawr 2000
|
139408.0
|
133764.0
|
101133.0
|
84074.0
|
Chwefror 2000
|
140057.0
|
134483.0
|
101785.0
|
84185.0
|
Mawrth 2000
|
141654.0
|
136145.0
|
102832.0
|
84422.0
|
Ebrill 2000
|
146126.0
|
140417.0
|
106406.0
|
87545.0
|
Mai 2000
|
148886.0
|
143212.0
|
108196.0
|
89465.0
|
Mehefin 2000
|
150504.0
|
144831.0
|
109393.0
|
90937.0
|
Gorffennaf 2000
|
153784.0
|
148032.0
|
111242.0
|
92358.0
|
Awst 2000
|
153684.0
|
147796.0
|
110765.0
|
92405.0
|
Medi 2000
|
158030.0
|
151597.0
|
113396.0
|
94791.0
|
Hydref 2000
|
156800.0
|
150578.0
|
112357.0
|
94547.0
|
Tachwedd 2000
|
159368.0
|
152863.0
|
114120.0
|
96279.0
|
Rhagfyr 2000
|
156068.0
|
149844.0
|
111931.0
|
95049.0
|
Ionawr 2001
|
157121.0
|
150663.0
|
112993.0
|
95852.0
|
Chwefror 2001
|
154892.0
|
148641.0
|
111569.0
|
94514.0
|
Mawrth 2001
|
155626.0
|
149545.0
|
112107.0
|
94502.0
|
Ebrill 2001
|
159424.0
|
152913.0
|
115049.0
|
97002.0
|
Mai 2001
|
165112.0
|
158481.0
|
119487.0
|
100498.0
|
Mehefin 2001
|
170459.0
|
163611.0
|
123561.0
|
104439.0
|
Gorffennaf 2001
|
171379.0
|
164645.0
|
124083.0
|
104698.0
|
Awst 2001
|
173947.0
|
166736.0
|
125790.0
|
106507.0
|
Medi 2001
|
174563.0
|
166771.0
|
125875.0
|
106613.0
|
Hydref 2001
|
174902.0
|
167253.0
|
125921.0
|
107301.0
|
Tachwedd 2001
|
173623.0
|
166425.0
|
124907.0
|
106799.0
|
Rhagfyr 2001
|
175411.0
|
168552.0
|
126353.0
|
109085.0
|
Ionawr 2002
|
180178.0
|
173179.0
|
129745.0
|
112457.0
|
Chwefror 2002
|
182772.0
|
175489.0
|
132043.0
|
114361.0
|
Mawrth 2002
|
182902.0
|
175646.0
|
132244.0
|
114030.0
|
Ebrill 2002
|
182639.0
|
175360.0
|
132406.0
|
114667.0
|
Mai 2002
|
184957.0
|
177986.0
|
134015.0
|
116381.0
|
Mehefin 2002
|
187656.0
|
180577.0
|
136383.0
|
118584.0
|
Gorffennaf 2002
|
194868.0
|
187499.0
|
141676.0
|
122291.0
|
Awst 2002
|
198513.0
|
190788.0
|
144364.0
|
124492.0
|
Medi 2002
|
200808.0
|
193210.0
|
145648.0
|
125410.0
|
Hydref 2002
|
198721.0
|
191680.0
|
144060.0
|
124658.0
|
Tachwedd 2002
|
203873.0
|
196620.0
|
147609.0
|
128317.0
|
Rhagfyr 2002
|
209905.0
|
202713.0
|
152164.0
|
133018.0
|
Ionawr 2003
|
212808.0
|
205098.0
|
154575.0
|
135256.0
|
Chwefror 2003
|
212512.0
|
205533.0
|
154546.0
|
135471.0
|
Mawrth 2003
|
214940.0
|
207785.0
|
156452.0
|
136994.0
|
Ebrill 2003
|
216403.0
|
210066.0
|
157742.0
|
138196.0
|
Mai 2003
|
219229.0
|
212915.0
|
160528.0
|
139749.0
|
Mehefin 2003
|
218670.0
|
212382.0
|
160301.0
|
139736.0
|
Gorffennaf 2003
|
223325.0
|
216894.0
|
163810.0
|
142222.0
|
Awst 2003
|
226489.0
|
219834.0
|
165913.0
|
144252.0
|
Medi 2003
|
229847.0
|
223346.0
|
168704.0
|
145635.0
|
Hydref 2003
|
228405.0
|
221874.0
|
168026.0
|
145182.0
|
Tachwedd 2003
|
227256.0
|
221056.0
|
167491.0
|
144560.0
|
Rhagfyr 2003
|
230628.0
|
224495.0
|
170555.0
|
147799.0
|
Ionawr 2004
|
228187.0
|
222127.0
|
168767.0
|
146180.0
|
Chwefror 2004
|
229266.0
|
222838.0
|
169979.0
|
147009.0
|
Mawrth 2004
|
227954.0
|
221481.0
|
169279.0
|
145733.0
|
Ebrill 2004
|
238314.0
|
231871.0
|
177942.0
|
152707.0
|
Mai 2004
|
236654.0
|
230716.0
|
177582.0
|
152464.0
|
Mehefin 2004
|
239250.0
|
233602.0
|
180048.0
|
154689.0
|
Gorffennaf 2004
|
235630.0
|
230326.0
|
177401.0
|
152163.0
|
Awst 2004
|
243582.0
|
237864.0
|
182959.0
|
156982.0
|
Medi 2004
|
249108.0
|
243101.0
|
186789.0
|
160106.0
|
Hydref 2004
|
247724.0
|
241393.0
|
185771.0
|
160031.0
|
Tachwedd 2004
|
247359.0
|
240951.0
|
185704.0
|
160127.0
|
Rhagfyr 2004
|
244340.0
|
237773.0
|
184338.0
|
158840.0
|
Ionawr 2005
|
251226.0
|
243843.0
|
189855.0
|
162945.0
|
Chwefror 2005
|
248354.0
|
241001.0
|
187697.0
|
160723.0
|
Mawrth 2005
|
255859.0
|
248558.0
|
193234.0
|
164931.0
|
Ebrill 2005
|
257233.0
|
250646.0
|
194674.0
|
165925.0
|
Mai 2005
|
255166.0
|
248681.0
|
193712.0
|
164793.0
|
Mehefin 2005
|
245570.0
|
239336.0
|
186838.0
|
158687.0
|
Gorffennaf 2005
|
244046.0
|
237950.0
|
185558.0
|
157025.0
|
Awst 2005
|
251350.0
|
244880.0
|
191065.0
|
161234.0
|
Medi 2005
|
255318.0
|
248359.0
|
194029.0
|
163290.0
|
Hydref 2005
|
256730.0
|
249186.0
|
195429.0
|
164989.0
|
Tachwedd 2005
|
253083.0
|
245808.0
|
193012.0
|
163006.0
|
Rhagfyr 2005
|
253320.0
|
246103.0
|
193615.0
|
164266.0
|
Ionawr 2006
|
251906.0
|
244712.0
|
192525.0
|
162522.0
|
Chwefror 2006
|
253155.0
|
245708.0
|
193541.0
|
163703.0
|
Mawrth 2006
|
248359.0
|
241257.0
|
189647.0
|
159667.0
|
Ebrill 2006
|
251614.0
|
244884.0
|
192460.0
|
161981.0
|
Mai 2006
|
257475.0
|
250654.0
|
196662.0
|
165341.0
|
Mehefin 2006
|
265369.0
|
258306.0
|
202655.0
|
170448.0
|
Gorffennaf 2006
|
265600.0
|
258241.0
|
202979.0
|
169757.0
|
Awst 2006
|
265663.0
|
258314.0
|
203370.0
|
168832.0
|
Medi 2006
|
268419.0
|
260876.0
|
205331.0
|
169532.0
|
Hydref 2006
|
268970.0
|
261306.0
|
205460.0
|
170441.0
|
Tachwedd 2006
|
269278.0
|
261924.0
|
205686.0
|
170520.0
|
Rhagfyr 2006
|
266339.0
|
258944.0
|
203903.0
|
169412.0
|
Ionawr 2007
|
273241.0
|
265617.0
|
209206.0
|
173379.0
|
Chwefror 2007
|
274993.0
|
266926.0
|
210329.0
|
175104.0
|
Mawrth 2007
|
278242.0
|
270199.0
|
212724.0
|
176353.0
|
Ebrill 2007
|
277422.0
|
269205.0
|
212642.0
|
175848.0
|
Mai 2007
|
283689.0
|
275159.0
|
217932.0
|
180118.0
|
Mehefin 2007
|
288298.0
|
279398.0
|
221487.0
|
183472.0
|
Gorffennaf 2007
|
290935.0
|
281886.0
|
222887.0
|
184565.0
|
Awst 2007
|
292213.0
|
283222.0
|
223718.0
|
183460.0
|
Medi 2007
|
293828.0
|
284541.0
|
224440.0
|
184056.0
|
Hydref 2007
|
293716.0
|
283941.0
|
224357.0
|
184662.0
|
Tachwedd 2007
|
297885.0
|
287593.0
|
227045.0
|
188318.0
|
Rhagfyr 2007
|
306433.0
|
296073.0
|
233938.0
|
194346.0
|
Ionawr 2008
|
316246.0
|
305489.0
|
241035.0
|
200230.0
|
Chwefror 2008
|
315782.0
|
305301.0
|
240698.0
|
199764.0
|
Mawrth 2008
|
308467.0
|
298403.0
|
235216.0
|
194150.0
|
Ebrill 2008
|
297756.0
|
288279.0
|
227559.0
|
186814.0
|
Mai 2008
|
290278.0
|
280862.0
|
222069.0
|
181472.0
|
Mehefin 2008
|
283830.0
|
274341.0
|
216752.0
|
177275.0
|
Gorffennaf 2008
|
288024.0
|
278467.0
|
219461.0
|
179398.0
|
Awst 2008
|
284447.0
|
274866.0
|
216071.0
|
176977.0
|
Medi 2008
|
287561.0
|
277428.0
|
217902.0
|
178557.0
|
Hydref 2008
|
277470.0
|
267491.0
|
209899.0
|
172893.0
|
Tachwedd 2008
|
273588.0
|
263583.0
|
206832.0
|
170593.0
|
Rhagfyr 2008
|
263293.0
|
253913.0
|
199628.0
|
164154.0
|
Ionawr 2009
|
251861.0
|
242356.0
|
190684.0
|
157218.0
|
Chwefror 2009
|
242317.0
|
233346.0
|
183627.0
|
151907.0
|
Mawrth 2009
|
241008.0
|
231851.0
|
182358.0
|
152280.0
|
Ebrill 2009
|
241174.0
|
232890.0
|
183613.0
|
152634.0
|
Mai 2009
|
247153.0
|
239112.0
|
188801.0
|
155483.0
|
Mehefin 2009
|
246964.0
|
239625.0
|
189185.0
|
153948.0
|
Gorffennaf 2009
|
256438.0
|
249121.0
|
196428.0
|
157983.0
|
Awst 2009
|
263995.0
|
256414.0
|
202297.0
|
161223.0
|
Medi 2009
|
269111.0
|
261218.0
|
206155.0
|
163693.0
|
Hydref 2009
|
274187.0
|
266299.0
|
210016.0
|
166140.0
|
Tachwedd 2009
|
273715.0
|
265827.0
|
209955.0
|
165654.0
|
Rhagfyr 2009
|
273026.0
|
266033.0
|
210332.0
|
164657.0
|
Ionawr 2010
|
270105.0
|
263404.0
|
208301.0
|
161404.0
|
Chwefror 2010
|
274721.0
|
268431.0
|
211664.0
|
163082.0
|
Mawrth 2010
|
279675.0
|
272342.0
|
214614.0
|
165660.0
|
Ebrill 2010
|
278849.0
|
271576.0
|
214080.0
|
165674.0
|
Mai 2010
|
272973.0
|
265445.0
|
209908.0
|
162593.0
|
Mehefin 2010
|
271182.0
|
263956.0
|
208904.0
|
160943.0
|
Gorffennaf 2010
|
278957.0
|
271011.0
|
214444.0
|
164304.0
|
Awst 2010
|
289493.0
|
281890.0
|
221968.0
|
169377.0
|
Medi 2010
|
293202.0
|
285245.0
|
224291.0
|
170821.0
|
Hydref 2010
|
284739.0
|
277336.0
|
217805.0
|
166595.0
|
Tachwedd 2010
|
279283.0
|
271610.0
|
213299.0
|
163833.0
|
Rhagfyr 2010
|
273645.0
|
266394.0
|
208862.0
|
161061.0
|
Ionawr 2011
|
274731.0
|
266535.0
|
209039.0
|
161648.0
|
Chwefror 2011
|
271497.0
|
262461.0
|
206131.0
|
159811.0
|
Mawrth 2011
|
269348.0
|
259456.0
|
203938.0
|
157974.0
|
Ebrill 2011
|
271424.0
|
261731.0
|
206054.0
|
159419.0
|
Mai 2011
|
270868.0
|
262029.0
|
206359.0
|
160372.0
|
Mehefin 2011
|
281357.0
|
273502.0
|
215260.0
|
167324.0
|
Gorffennaf 2011
|
289600.0
|
281726.0
|
221854.0
|
172511.0
|
Awst 2011
|
291364.0
|
283623.0
|
222968.0
|
171457.0
|
Medi 2011
|
294973.0
|
286609.0
|
225078.0
|
172308.0
|
Hydref 2011
|
287602.0
|
279892.0
|
218720.0
|
166897.0
|
Tachwedd 2011
|
292433.0
|
284092.0
|
221963.0
|
170737.0
|
Rhagfyr 2011
|
285364.0
|
278027.0
|
216984.0
|
167371.0
|
Ionawr 2012
|
287172.0
|
280278.0
|
218927.0
|
168151.0
|
Chwefror 2012
|
281436.0
|
275031.0
|
214873.0
|
163640.0
|
Mawrth 2012
|
284201.0
|
277730.0
|
217436.0
|
165162.0
|
Ebrill 2012
|
283096.0
|
276217.0
|
216637.0
|
165408.0
|
Mai 2012
|
290408.0
|
283536.0
|
222982.0
|
170335.0
|
Mehefin 2012
|
294215.0
|
286911.0
|
226460.0
|
171951.0
|
Gorffennaf 2012
|
304650.0
|
296796.0
|
234479.0
|
177258.0
|
Awst 2012
|
310686.0
|
302748.0
|
239290.0
|
179620.0
|
Medi 2012
|
305330.0
|
297307.0
|
234756.0
|
176176.0
|
Hydref 2012
|
295842.0
|
288477.0
|
227628.0
|
170866.0
|
Tachwedd 2012
|
284984.0
|
277772.0
|
219307.0
|
164916.0
|
Rhagfyr 2012
|
290458.0
|
283450.0
|
223500.0
|
167842.0
|
Ionawr 2013
|
298108.0
|
291182.0
|
229085.0
|
171484.0
|
Chwefror 2013
|
304271.0
|
297186.0
|
233391.0
|
174881.0
|
Mawrth 2013
|
301962.0
|
294438.0
|
231199.0
|
174081.0
|
Ebrill 2013
|
296430.0
|
288518.0
|
227279.0
|
171141.0
|
Mai 2013
|
298138.0
|
290172.0
|
228679.0
|
172462.0
|
Mehefin 2013
|
302972.0
|
295188.0
|
232803.0
|
174808.0
|
Gorffennaf 2013
|
305353.0
|
297478.0
|
234749.0
|
176149.0
|
Awst 2013
|
303650.0
|
296032.0
|
233552.0
|
174485.0
|
Medi 2013
|
304380.0
|
296378.0
|
233884.0
|
174673.0
|
Hydref 2013
|
306454.0
|
298760.0
|
235162.0
|
175745.0
|
Tachwedd 2013
|
306522.0
|
299052.0
|
235387.0
|
176125.0
|
Rhagfyr 2013
|
303160.0
|
296719.0
|
233025.0
|
175215.0
|
Ionawr 2014
|
310886.0
|
304228.0
|
239171.0
|
179858.0
|
Chwefror 2014
|
314052.0
|
307340.0
|
241524.0
|
181566.0
|
Mawrth 2014
|
320359.0
|
313645.0
|
246429.0
|
184542.0
|
Ebrill 2014
|
318174.0
|
311506.0
|
245199.0
|
183151.0
|
Mai 2014
|
329723.0
|
322959.0
|
254639.0
|
189978.0
|
Mehefin 2014
|
331279.0
|
324715.0
|
256020.0
|
190884.0
|
Gorffennaf 2014
|
340210.0
|
333976.0
|
262994.0
|
195524.0
|
Awst 2014
|
337829.0
|
331873.0
|
260866.0
|
193434.0
|
Medi 2014
|
344224.0
|
337795.0
|
265743.0
|
196786.0
|
Hydref 2014
|
349897.0
|
343399.0
|
269766.0
|
200555.0
|
Tachwedd 2014
|
354350.0
|
347821.0
|
272998.0
|
203616.0
|
Rhagfyr 2014
|
354276.0
|
347848.0
|
272798.0
|
203987.0
|
Ionawr 2015
|
349186.0
|
342991.0
|
268505.0
|
201031.0
|
Chwefror 2015
|
349324.0
|
342444.0
|
268367.0
|
201197.0
|
Mawrth 2015
|
351436.0
|
344680.0
|
269535.0
|
202164.0
|
Ebrill 2015
|
349102.0
|
342134.0
|
268207.0
|
200667.0
|
Mai 2015
|
352146.0
|
345920.0
|
270901.0
|
202365.0
|
Mehefin 2015
|
363103.0
|
357093.0
|
280221.0
|
207756.0
|
Gorffennaf 2015
|
378196.0
|
372501.0
|
291859.0
|
215991.0
|
Awst 2015
|
383377.0
|
377660.0
|
296050.0
|
218352.0
|
Medi 2015
|
383564.0
|
377077.0
|
295626.0
|
218702.0
|
Hydref 2015
|
375770.0
|
369371.0
|
290032.0
|
213973.0
|
Tachwedd 2015
|
382978.0
|
376617.0
|
295369.0
|
218016.0
|
Rhagfyr 2015
|
383376.0
|
377615.0
|
295801.0
|
218048.0
|
Ionawr 2016
|
403554.0
|
398292.0
|
310586.0
|
229651.0
|
Chwefror 2016
|
404329.0
|
399131.0
|
310938.0
|
229777.0
|
Mawrth 2016
|
414829.0
|
409219.0
|
318167.0
|
235818.0
|
Ebrill 2016
|
403779.0
|
397845.0
|
310543.0
|
229977.0
|
Mai 2016
|
403078.0
|
397030.0
|
310954.0
|
231423.0
|
Mehefin 2016
|
398112.0
|
391931.0
|
308503.0
|
229206.0
|
Gorffennaf 2016
|
406529.0
|
400023.0
|
314729.0
|
233942.0
|
Awst 2016
|
408936.0
|
402085.0
|
316324.0
|
234572.0
|
Medi 2016
|
410671.0
|
404496.0
|
317097.0
|
235483.0
|
Hydref 2016
|
408453.0
|
402175.0
|
314566.0
|
235134.0
|
Tachwedd 2016
|
409086.0
|
402823.0
|
313985.0
|
235715.0
|
Rhagfyr 2016
|
413348.0
|
406533.0
|
316895.0
|
238729.0
|
Ionawr 2017
|
413545.0
|
406910.0
|
317176.0
|
238561.0
|
Chwefror 2017
|
409845.0
|
402950.0
|
314380.0
|
237973.0
|
Mawrth 2017
|
407028.0
|
400421.0
|
311866.0
|
236834.0
|
Ebrill 2017
|
407517.0
|
400295.0
|
311878.0
|
237907.0
|
Mai 2017
|
410264.0
|
403942.0
|
313954.0
|
239579.0
|
Mehefin 2017
|
415638.0
|
409047.0
|
318490.0
|
243400.0
|
Gorffennaf 2017
|
417913.0
|
411960.0
|
320340.0
|
245151.0
|
Awst 2017
|
425786.0
|
418916.0
|
326976.0
|
248727.0
|
Medi 2017
|
424755.0
|
417992.0
|
326176.0
|
247004.0
|
Hydref 2017
|
432848.0
|
426139.0
|
332531.0
|
250550.0
|
Tachwedd 2017
|
432470.0
|
426484.0
|
331810.0
|
250420.0
|
Rhagfyr 2017
|
432747.0
|
427242.0
|
332092.0
|
250648.0
|
Ionawr 2018
|
428915.0
|
423749.0
|
329030.0
|
248521.0
|
Chwefror 2018
|
434235.0
|
428996.0
|
333028.0
|
251103.0
|
Mawrth 2018
|
438050.0
|
434006.0
|
336576.0
|
251191.0
|
Ebrill 2018
|
431162.0
|
427831.0
|
332336.0
|
245675.0
|
Mai 2018
|
422488.0
|
420320.0
|
326339.0
|
238319.0
|
Mehefin 2018
|
421480.0
|
419178.0
|
325153.0
|
238022.0
|
Gorffennaf 2018
|
430993.0
|
427786.0
|
331836.0
|
243083.0
|
Awst 2018
|
436126.0
|
432202.0
|
335726.0
|
246919.0
|
Medi 2018
|
434304.0
|
430067.0
|
334346.0
|
245220.0
|
Hydref 2018
|
427919.0
|
424328.0
|
329092.0
|
241947.0
|
Tachwedd 2018
|
423941.0
|
420563.0
|
325712.0
|
238345.0
|
Rhagfyr 2018
|
418634.0
|
415575.0
|
321516.0
|
236112.0
|
Ionawr 2019
|
422598.0
|
419505.0
|
324127.0
|
238445.0
|
Chwefror 2019
|
427918.0
|
424639.0
|
327797.0
|
242863.0
|
Mawrth 2019
|
438096.0
|
435041.0
|
335374.0
|
248713.0
|
Ebrill 2019
|
433888.0
|
431084.0
|
333296.0
|
245704.0
|
Mai 2019
|
432677.0
|
430633.0
|
333313.0
|
244186.0
|
Mehefin 2019
|
428897.0
|
426925.0
|
330733.0
|
241800.0
|
Gorffennaf 2019
|
429212.0
|
427311.0
|
330974.0
|
242438.0
|
Awst 2019
|
425967.0
|
423887.0
|
328257.0
|
239774.0
|
Medi 2019
|
424642.0
|
421488.0
|
327554.0
|
239008.0
|
Hydref 2019
|
428722.0
|
425914.0
|
330259.0
|
240840.0
|
Tachwedd 2019
|
431514.0
|
429522.0
|
331712.0
|
242642.0
|
Rhagfyr 2019
|
430098.0
|
429046.0
|
330679.0
|
241208.0
|
Ionawr 2020
|
436481.0
|
435496.0
|
336103.0
|
244557.0
|
Chwefror 2020
|
437129.0
|
435715.0
|
337350.0
|
243865.0
|
Mawrth 2020
|
438933.0
|
437537.0
|
338441.0
|
244590.0
|
Ebrill 2020
|
438805.0
|
437003.0
|
338428.0
|
242518.0
|
Mai 2020
|
437475.0
|
435924.0
|
336989.0
|
242867.0
|
Mehefin 2020
|
447267.0
|
446300.0
|
345651.0
|
247296.0
|
Gorffennaf 2020
|
441942.0
|
441283.0
|
341553.0
|
245409.0
|
Awst 2020
|
448543.0
|
447955.0
|
347213.0
|
247075.0
|
Medi 2020
|
447436.0
|
446412.0
|
345569.0
|
245691.0
|
Hydref 2020
|
454182.0
|
453116.0
|
351147.0
|
247620.0
|
Tachwedd 2020
|
453310.0
|
451587.0
|
350989.0
|
246751.0
|
Rhagfyr 2020
|
448915.0
|
446963.0
|
348368.0
|
243823.0
|
Ionawr 2021
|
438999.0
|
436897.0
|
341291.0
|
239809.0
|
Chwefror 2021
|
442425.0
|
440497.0
|
344966.0
|
243363.0
|
Mawrth 2021
|
449599.0
|
447338.0
|
351501.0
|
249848.0
|
Ebrill 2021
|
454543.0
|
452066.0
|
355591.0
|
252939.0
|
Mai 2021
|
455795.0
|
453113.0
|
356274.0
|
253391.0
|
Mehefin 2021
|
459263.0
|
455945.0
|
360367.0
|
254424.0
|
Gorffennaf 2021
|
461291.0
|
457955.0
|
360663.0
|
254734.0
|
Awst 2021
|
462348.0
|
459401.0
|
360244.0
|
252688.0
|
Medi 2021
|
466006.0
|
463805.0
|
361610.0
|
253155.0
|
Hydref 2021
|
473719.0
|
471654.0
|
366892.0
|
255106.0
|
Tachwedd 2021
|
473709.0
|
471732.0
|
366614.0
|
255314.0
|
Rhagfyr 2021
|
476666.0
|
474932.0
|
368017.0
|
255211.0
|
Ionawr 2022
|
479948.0
|
479341.0
|
371378.0
|
256241.0
|
Chwefror 2022
|
481698.0
|
481583.0
|
373241.0
|
257192.0
|
Mawrth 2022
|
472754.0
|
473452.0
|
365916.0
|
251991.0
|
Ebrill 2022
|
474624.0
|
474696.0
|
368782.0
|
253050.0
|
Mai 2022
|
483796.0
|
484152.0
|
376632.0
|
256375.0
|
Mehefin 2022
|
499744.0
|
500056.0
|
389906.0
|
265270.0
|
Gorffennaf 2022
|
503365.0
|
504659.0
|
392597.0
|
266050.0
|
Awst 2022
|
512691.0
|
514258.0
|
400456.0
|
270099.0
|
Medi 2022
|
509920.0
|
511821.0
|
398378.0
|
266446.0
|
Hydref 2022
|
521840.0
|
523950.0
|
407721.0
|
272376.0
|
Tachwedd 2022
|
517873.0
|
520145.0
|
404223.0
|
270021.0
|
Rhagfyr 2022
|
520039.0
|
523009.0
|
406068.0
|
271693.0
|
Ionawr 2023
|
517073.0
|
519787.0
|
403154.0
|
270372.0
|
Chwefror 2023
|
522138.0
|
524847.0
|
406594.0
|
273193.0
|
Mawrth 2023
|
520675.0
|
523082.0
|
403958.0
|
272349.0
|
Ebrill 2023
|
513630.0
|
515707.0
|
397851.0
|
269199.0
|
Mai 2023
|
504063.0
|
505937.0
|
390471.0
|
265424.0
|
Mehefin 2023
|
508177.0
|
509204.0
|
394536.0
|
267555.0
|
Gorffennaf 2023
|
507636.0
|
509577.0
|
395027.0
|
265879.0
|
Awst 2023
|
510283.0
|
512821.0
|
397472.0
|
265016.0
|
Medi 2023
|
507193.0
|
510797.0
|
395482.0
|
262136.0
|
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 1995
|
|
|
|
|
Chwefror 1995
|
|
|
|
|
Mawrth 1995
|
|
|
|
|
Ebrill 1995
|
|
|
|
|
Mai 1995
|
|
|
|
|
Mehefin 1995
|
|
|
|
|
Gorffennaf 1995
|
|
|
|
|
Awst 1995
|
|
|
|
|
Medi 1995
|
|
|
|
|
Hydref 1995
|
|
|
|
|
Tachwedd 1995
|
|
|
|
|
Rhagfyr 1995
|
|
|
|
|
Ionawr 1996
|
-7.1
|
-6.2
|
-6.8
|
-7.4
|
Chwefror 1996
|
-2.6
|
-2.0
|
-2.7
|
-3.9
|
Mawrth 1996
|
-4.1
|
-3.4
|
-4.8
|
-5.8
|
Ebrill 1996
|
-0.5
|
-0.0
|
-1.4
|
-2.6
|
Mai 1996
|
-2.1
|
-1.8
|
-2.7
|
-3.8
|
Mehefin 1996
|
-1.6
|
-1.6
|
-1.7
|
-2.9
|
Gorffennaf 1996
|
1.7
|
1.7
|
1.4
|
0.3
|
Awst 1996
|
4.0
|
4.0
|
3.4
|
2.4
|
Medi 1996
|
7.5
|
7.6
|
6.9
|
5.5
|
Hydref 1996
|
6.0
|
6.0
|
5.6
|
3.6
|
Tachwedd 1996
|
6.2
|
6.1
|
6.1
|
3.7
|
Rhagfyr 1996
|
6.6
|
6.5
|
6.4
|
3.7
|
Ionawr 1997
|
8.7
|
8.6
|
8.5
|
5.9
|
Chwefror 1997
|
12.7
|
12.4
|
12.0
|
10.2
|
Mawrth 1997
|
14.0
|
13.4
|
13.8
|
12.4
|
Ebrill 1997
|
11.8
|
11.3
|
11.3
|
10.4
|
Mai 1997
|
11.3
|
11.3
|
10.7
|
9.1
|
Mehefin 1997
|
13.8
|
14.0
|
12.8
|
9.7
|
Gorffennaf 1997
|
11.1
|
11.2
|
10.5
|
6.6
|
Awst 1997
|
8.7
|
8.8
|
8.4
|
4.7
|
Medi 1997
|
8.3
|
8.5
|
7.9
|
5.1
|
Hydref 1997
|
12.1
|
12.4
|
11.6
|
9.2
|
Tachwedd 1997
|
12.7
|
12.9
|
12.0
|
9.3
|
Rhagfyr 1997
|
13.3
|
13.5
|
12.6
|
10.1
|
Ionawr 1998
|
10.6
|
10.5
|
9.6
|
7.8
|
Chwefror 1998
|
10.5
|
10.5
|
9.8
|
9.0
|
Mawrth 1998
|
11.0
|
11.2
|
10.2
|
9.0
|
Ebrill 1998
|
15.0
|
15.4
|
14.2
|
12.4
|
Mai 1998
|
18.6
|
18.8
|
18.0
|
16.0
|
Mehefin 1998
|
17.5
|
17.4
|
17.0
|
16.5
|
Gorffennaf 1998
|
19.2
|
19.2
|
18.7
|
19.4
|
Awst 1998
|
17.2
|
17.1
|
16.5
|
17.3
|
Medi 1998
|
15.8
|
15.6
|
15.1
|
15.4
|
Hydref 1998
|
13.7
|
13.4
|
13.3
|
13.6
|
Tachwedd 1998
|
12.6
|
12.4
|
12.2
|
13.0
|
Rhagfyr 1998
|
9.0
|
8.7
|
8.5
|
10.1
|
Ionawr 1999
|
11.3
|
11.2
|
10.7
|
12.4
|
Chwefror 1999
|
10.0
|
9.8
|
9.4
|
10.4
|
Mawrth 1999
|
11.5
|
11.2
|
10.7
|
12.1
|
Ebrill 1999
|
9.5
|
8.9
|
9.0
|
10.3
|
Mai 1999
|
7.8
|
7.2
|
7.3
|
9.1
|
Mehefin 1999
|
7.2
|
6.7
|
7.0
|
7.7
|
Gorffennaf 1999
|
6.6
|
6.0
|
6.2
|
6.9
|
Awst 1999
|
8.8
|
8.1
|
8.8
|
9.3
|
Medi 1999
|
11.2
|
10.4
|
11.0
|
12.6
|
Hydref 1999
|
14.3
|
13.6
|
13.8
|
15.7
|
Tachwedd 1999
|
18.0
|
17.2
|
17.4
|
19.5
|
Rhagfyr 1999
|
23.1
|
22.3
|
22.8
|
24.1
|
Ionawr 2000
|
21.4
|
20.7
|
21.2
|
21.6
|
Chwefror 2000
|
21.7
|
21.2
|
21.8
|
21.2
|
Mawrth 2000
|
20.1
|
19.9
|
20.2
|
18.4
|
Ebrill 2000
|
20.0
|
19.8
|
20.1
|
18.9
|
Mai 2000
|
21.2
|
21.0
|
20.7
|
20.6
|
Mehefin 2000
|
21.8
|
21.7
|
21.1
|
22.3
|
Gorffennaf 2000
|
24.4
|
24.5
|
23.4
|
24.6
|
Awst 2000
|
21.5
|
21.8
|
20.1
|
22.2
|
Medi 2000
|
20.1
|
20.4
|
18.6
|
20.6
|
Hydref 2000
|
17.2
|
17.5
|
15.8
|
17.6
|
Tachwedd 2000
|
15.6
|
15.7
|
14.4
|
15.8
|
Rhagfyr 2000
|
12.1
|
12.1
|
10.8
|
12.5
|
Ionawr 2001
|
12.7
|
12.6
|
11.7
|
14.0
|
Chwefror 2001
|
10.6
|
10.5
|
9.6
|
12.3
|
Mawrth 2001
|
9.9
|
9.8
|
9.0
|
11.9
|
Ebrill 2001
|
9.1
|
8.9
|
8.1
|
10.8
|
Mai 2001
|
10.9
|
10.7
|
10.4
|
12.3
|
Mehefin 2001
|
13.3
|
13.0
|
13.0
|
14.8
|
Gorffennaf 2001
|
11.4
|
11.2
|
11.5
|
13.4
|
Awst 2001
|
13.2
|
12.8
|
13.6
|
15.3
|
Medi 2001
|
10.5
|
10.0
|
11.0
|
12.5
|
Hydref 2001
|
11.5
|
11.1
|
12.1
|
13.5
|
Tachwedd 2001
|
8.9
|
8.9
|
9.4
|
10.9
|
Rhagfyr 2001
|
12.4
|
12.5
|
12.9
|
14.8
|
Ionawr 2002
|
14.7
|
14.9
|
14.8
|
17.3
|
Chwefror 2002
|
18.0
|
18.1
|
18.4
|
21.0
|
Mawrth 2002
|
17.5
|
17.4
|
18.0
|
20.7
|
Ebrill 2002
|
14.6
|
14.7
|
15.1
|
18.2
|
Mai 2002
|
12.0
|
12.3
|
12.2
|
15.8
|
Mehefin 2002
|
10.1
|
10.4
|
10.4
|
13.5
|
Gorffennaf 2002
|
13.7
|
13.9
|
14.2
|
16.8
|
Awst 2002
|
14.1
|
14.4
|
14.8
|
16.9
|
Medi 2002
|
15.0
|
15.8
|
15.7
|
17.6
|
Hydref 2002
|
13.6
|
14.6
|
14.4
|
16.2
|
Tachwedd 2002
|
17.4
|
18.1
|
18.2
|
20.2
|
Rhagfyr 2002
|
19.7
|
20.3
|
20.4
|
21.9
|
Ionawr 2003
|
18.1
|
18.4
|
19.1
|
20.3
|
Chwefror 2003
|
16.3
|
17.1
|
17.0
|
18.5
|
Mawrth 2003
|
17.5
|
18.3
|
18.3
|
20.1
|
Ebrill 2003
|
18.5
|
19.8
|
19.1
|
20.5
|
Mai 2003
|
18.5
|
19.6
|
19.8
|
20.1
|
Mehefin 2003
|
16.5
|
17.6
|
17.5
|
17.8
|
Gorffennaf 2003
|
14.6
|
15.7
|
15.6
|
16.3
|
Awst 2003
|
14.1
|
15.2
|
14.9
|
15.9
|
Medi 2003
|
14.5
|
15.6
|
15.8
|
16.1
|
Hydref 2003
|
14.9
|
15.8
|
16.6
|
16.5
|
Tachwedd 2003
|
11.5
|
12.4
|
13.5
|
12.7
|
Rhagfyr 2003
|
9.9
|
10.8
|
12.1
|
11.1
|
Ionawr 2004
|
7.2
|
8.3
|
9.2
|
8.1
|
Chwefror 2004
|
7.9
|
8.4
|
10.0
|
8.5
|
Mawrth 2004
|
6.0
|
6.6
|
8.2
|
6.4
|
Ebrill 2004
|
10.1
|
10.4
|
12.8
|
10.5
|
Mai 2004
|
8.0
|
8.4
|
10.6
|
9.1
|
Mehefin 2004
|
9.4
|
10.0
|
12.3
|
10.7
|
Gorffennaf 2004
|
5.5
|
6.2
|
8.3
|
7.0
|
Awst 2004
|
7.6
|
8.2
|
10.3
|
8.8
|
Medi 2004
|
8.4
|
8.8
|
10.7
|
9.9
|
Hydref 2004
|
8.5
|
8.8
|
10.6
|
10.2
|
Tachwedd 2004
|
8.8
|
9.0
|
10.9
|
10.8
|
Rhagfyr 2004
|
6.0
|
5.9
|
8.1
|
7.5
|
Ionawr 2005
|
10.1
|
9.8
|
12.5
|
11.5
|
Chwefror 2005
|
8.3
|
8.2
|
10.4
|
9.3
|
Mawrth 2005
|
12.2
|
12.2
|
14.2
|
13.2
|
Ebrill 2005
|
7.9
|
8.1
|
9.4
|
8.7
|
Mai 2005
|
7.8
|
7.8
|
9.1
|
8.1
|
Mehefin 2005
|
2.6
|
2.4
|
3.8
|
2.6
|
Gorffennaf 2005
|
3.6
|
3.3
|
4.6
|
3.2
|
Awst 2005
|
3.2
|
3.0
|
4.4
|
2.7
|
Medi 2005
|
2.5
|
2.2
|
3.9
|
2.0
|
Hydref 2005
|
3.6
|
3.2
|
5.2
|
3.1
|
Tachwedd 2005
|
2.3
|
2.0
|
3.9
|
1.8
|
Rhagfyr 2005
|
3.7
|
3.5
|
5.0
|
3.4
|
Ionawr 2006
|
0.3
|
0.4
|
1.4
|
-0.3
|
Chwefror 2006
|
1.9
|
2.0
|
3.1
|
1.8
|
Mawrth 2006
|
-2.9
|
-2.9
|
-1.9
|
-3.2
|
Ebrill 2006
|
-2.2
|
-2.3
|
-1.1
|
-2.4
|
Mai 2006
|
0.9
|
0.8
|
1.5
|
0.3
|
Mehefin 2006
|
8.1
|
7.9
|
8.5
|
7.4
|
Gorffennaf 2006
|
8.8
|
8.5
|
9.4
|
8.1
|
Awst 2006
|
5.7
|
5.5
|
6.4
|
4.7
|
Medi 2006
|
5.1
|
5.0
|
5.8
|
3.8
|
Hydref 2006
|
4.8
|
4.9
|
5.1
|
3.3
|
Tachwedd 2006
|
6.4
|
6.6
|
6.6
|
4.6
|
Rhagfyr 2006
|
5.1
|
5.2
|
5.3
|
3.1
|
Ionawr 2007
|
8.5
|
8.5
|
8.7
|
6.7
|
Chwefror 2007
|
8.6
|
8.6
|
8.7
|
7.0
|
Mawrth 2007
|
12.0
|
12.0
|
12.2
|
10.4
|
Ebrill 2007
|
10.3
|
9.9
|
10.5
|
8.6
|
Mai 2007
|
10.2
|
9.8
|
10.8
|
8.9
|
Mehefin 2007
|
8.6
|
8.2
|
9.3
|
7.6
|
Gorffennaf 2007
|
9.5
|
9.2
|
9.8
|
8.7
|
Awst 2007
|
10.0
|
9.6
|
10.0
|
8.7
|
Medi 2007
|
9.5
|
9.1
|
9.3
|
8.6
|
Hydref 2007
|
9.2
|
8.7
|
9.2
|
8.3
|
Tachwedd 2007
|
10.6
|
9.8
|
10.4
|
10.4
|
Rhagfyr 2007
|
15.0
|
14.3
|
14.7
|
14.7
|
Ionawr 2008
|
15.7
|
15.0
|
15.2
|
15.5
|
Chwefror 2008
|
14.8
|
14.4
|
14.4
|
14.1
|
Mawrth 2008
|
10.9
|
10.4
|
10.6
|
10.1
|
Ebrill 2008
|
7.3
|
7.1
|
7.0
|
6.2
|
Mai 2008
|
2.3
|
2.1
|
1.9
|
0.8
|
Mehefin 2008
|
-1.6
|
-1.8
|
-2.1
|
-3.4
|
Gorffennaf 2008
|
-1.0
|
-1.2
|
-1.5
|
-2.8
|
Awst 2008
|
-2.7
|
-3.0
|
-3.4
|
-3.5
|
Medi 2008
|
-2.1
|
-2.5
|
-2.9
|
-3.0
|
Hydref 2008
|
-5.5
|
-5.8
|
-6.4
|
-6.4
|
Tachwedd 2008
|
-8.2
|
-8.4
|
-8.9
|
-9.4
|
Rhagfyr 2008
|
-14.1
|
-14.2
|
-14.7
|
-15.5
|
Ionawr 2009
|
-20.4
|
-20.7
|
-20.9
|
-21.5
|
Chwefror 2009
|
-23.3
|
-23.6
|
-23.7
|
-24.0
|
Mawrth 2009
|
-21.9
|
-22.3
|
-22.5
|
-21.6
|
Ebrill 2009
|
-19.0
|
-19.2
|
-19.3
|
-18.3
|
Mai 2009
|
-14.9
|
-14.9
|
-15.0
|
-14.3
|
Mehefin 2009
|
-13.0
|
-12.6
|
-12.7
|
-13.2
|
Gorffennaf 2009
|
-11.0
|
-10.5
|
-10.5
|
-11.9
|
Awst 2009
|
-7.2
|
-6.7
|
-6.4
|
-8.9
|
Medi 2009
|
-6.4
|
-5.8
|
-5.4
|
-8.3
|
Hydref 2009
|
-1.2
|
-0.4
|
0.1
|
-3.9
|
Tachwedd 2009
|
0.1
|
0.8
|
1.5
|
-2.9
|
Rhagfyr 2009
|
3.7
|
4.8
|
5.4
|
0.3
|
Ionawr 2010
|
7.2
|
8.7
|
9.2
|
2.7
|
Chwefror 2010
|
13.4
|
15.0
|
15.3
|
7.4
|
Mawrth 2010
|
16.0
|
17.5
|
17.7
|
8.8
|
Ebrill 2010
|
15.6
|
16.6
|
16.6
|
8.5
|
Mai 2010
|
10.4
|
11.0
|
11.2
|
4.6
|
Mehefin 2010
|
9.8
|
10.2
|
10.4
|
4.5
|
Gorffennaf 2010
|
8.8
|
8.8
|
9.2
|
4.0
|
Awst 2010
|
9.7
|
9.9
|
9.7
|
5.1
|
Medi 2010
|
9.0
|
9.2
|
8.8
|
4.4
|
Hydref 2010
|
3.8
|
4.1
|
3.7
|
0.3
|
Tachwedd 2010
|
2.0
|
2.2
|
1.6
|
-1.1
|
Rhagfyr 2010
|
0.2
|
0.1
|
-0.7
|
-2.2
|
Ionawr 2011
|
1.7
|
1.2
|
0.4
|
0.2
|
Chwefror 2011
|
-1.2
|
-2.2
|
-2.6
|
-2.0
|
Mawrth 2011
|
-3.7
|
-4.7
|
-5.0
|
-4.6
|
Ebrill 2011
|
-2.7
|
-3.6
|
-3.8
|
-3.8
|
Mai 2011
|
-0.8
|
-1.3
|
-1.7
|
-1.4
|
Mehefin 2011
|
3.8
|
3.6
|
3.0
|
4.0
|
Gorffennaf 2011
|
3.8
|
4.0
|
3.5
|
5.0
|
Awst 2011
|
0.6
|
0.6
|
0.4
|
1.2
|
Medi 2011
|
0.6
|
0.5
|
0.4
|
0.9
|
Hydref 2011
|
1.0
|
0.9
|
0.4
|
0.2
|
Tachwedd 2011
|
4.7
|
4.6
|
4.1
|
4.2
|
Rhagfyr 2011
|
4.3
|
4.4
|
3.9
|
3.9
|
Ionawr 2012
|
4.5
|
5.2
|
4.7
|
4.0
|
Chwefror 2012
|
3.7
|
4.8
|
4.2
|
2.4
|
Mawrth 2012
|
5.5
|
7.0
|
6.6
|
4.6
|
Ebrill 2012
|
4.3
|
5.5
|
5.1
|
3.8
|
Mai 2012
|
7.2
|
8.2
|
8.1
|
6.2
|
Mehefin 2012
|
4.6
|
4.9
|
5.2
|
2.8
|
Gorffennaf 2012
|
5.2
|
5.4
|
5.7
|
2.8
|
Awst 2012
|
6.6
|
6.7
|
7.3
|
4.8
|
Medi 2012
|
3.5
|
3.7
|
4.3
|
2.2
|
Hydref 2012
|
2.9
|
3.1
|
4.1
|
2.4
|
Tachwedd 2012
|
-2.6
|
-2.2
|
-1.2
|
-3.4
|
Rhagfyr 2012
|
1.8
|
2.0
|
3.0
|
0.3
|
Ionawr 2013
|
3.8
|
3.9
|
4.6
|
2.0
|
Chwefror 2013
|
8.1
|
8.1
|
8.6
|
6.9
|
Mawrth 2013
|
6.2
|
6.0
|
6.3
|
5.4
|
Ebrill 2013
|
4.7
|
4.4
|
4.9
|
3.5
|
Mai 2013
|
2.7
|
2.3
|
2.6
|
1.2
|
Mehefin 2013
|
3.0
|
2.9
|
2.8
|
1.7
|
Gorffennaf 2013
|
0.2
|
0.2
|
0.1
|
-0.6
|
Awst 2013
|
-2.3
|
-2.2
|
-2.4
|
-2.9
|
Medi 2013
|
-0.3
|
-0.3
|
-0.4
|
-0.8
|
Hydref 2013
|
3.6
|
3.6
|
3.3
|
2.9
|
Tachwedd 2013
|
7.6
|
7.7
|
7.3
|
6.8
|
Rhagfyr 2013
|
4.4
|
4.7
|
4.3
|
4.4
|
Ionawr 2014
|
4.3
|
4.5
|
4.4
|
4.9
|
Chwefror 2014
|
3.2
|
3.4
|
3.5
|
3.8
|
Mawrth 2014
|
6.1
|
6.5
|
6.6
|
6.0
|
Ebrill 2014
|
7.3
|
8.0
|
7.9
|
7.0
|
Mai 2014
|
10.6
|
11.3
|
11.4
|
10.2
|
Mehefin 2014
|
9.3
|
10.0
|
10.0
|
9.2
|
Gorffennaf 2014
|
11.4
|
12.3
|
12.0
|
11.0
|
Awst 2014
|
11.3
|
12.1
|
11.7
|
10.9
|
Medi 2014
|
13.1
|
14.0
|
13.6
|
12.7
|
Hydref 2014
|
14.2
|
14.9
|
14.7
|
14.1
|
Tachwedd 2014
|
15.6
|
16.3
|
16.0
|
15.6
|
Rhagfyr 2014
|
16.9
|
17.2
|
17.1
|
16.4
|
Ionawr 2015
|
12.3
|
12.7
|
12.3
|
11.8
|
Chwefror 2015
|
11.2
|
11.4
|
11.1
|
10.8
|
Mawrth 2015
|
9.7
|
9.9
|
9.4
|
9.6
|
Ebrill 2015
|
9.7
|
9.8
|
9.4
|
9.6
|
Mai 2015
|
6.8
|
7.1
|
6.4
|
6.5
|
Mehefin 2015
|
9.6
|
10.0
|
9.4
|
8.8
|
Gorffennaf 2015
|
11.2
|
11.5
|
11.0
|
10.5
|
Awst 2015
|
13.5
|
13.8
|
13.5
|
12.9
|
Medi 2015
|
11.4
|
11.6
|
11.2
|
11.1
|
Hydref 2015
|
7.4
|
7.6
|
7.5
|
6.7
|
Tachwedd 2015
|
8.1
|
8.3
|
8.2
|
7.1
|
Rhagfyr 2015
|
8.2
|
8.6
|
8.4
|
6.9
|
Ionawr 2016
|
15.6
|
16.1
|
15.7
|
14.2
|
Chwefror 2016
|
15.8
|
16.6
|
15.9
|
14.2
|
Mawrth 2016
|
18.0
|
18.7
|
18.0
|
16.6
|
Ebrill 2016
|
15.7
|
16.3
|
15.8
|
14.6
|
Mai 2016
|
14.5
|
14.8
|
14.8
|
14.4
|
Mehefin 2016
|
9.6
|
9.8
|
10.1
|
10.3
|
Gorffennaf 2016
|
7.5
|
7.4
|
7.8
|
8.3
|
Awst 2016
|
6.7
|
6.5
|
6.8
|
7.4
|
Medi 2016
|
7.1
|
7.3
|
7.3
|
7.7
|
Hydref 2016
|
8.7
|
8.9
|
8.5
|
9.9
|
Tachwedd 2016
|
6.8
|
7.0
|
6.3
|
8.1
|
Rhagfyr 2016
|
7.8
|
7.7
|
7.1
|
9.5
|
Ionawr 2017
|
2.5
|
2.2
|
2.1
|
3.9
|
Chwefror 2017
|
1.4
|
1.0
|
1.1
|
3.6
|
Mawrth 2017
|
-1.9
|
-2.2
|
-2.0
|
0.4
|
Ebrill 2017
|
1.3
|
1.3
|
0.8
|
3.0
|
Mai 2017
|
2.6
|
2.8
|
1.8
|
4.0
|
Mehefin 2017
|
4.4
|
4.4
|
3.2
|
6.2
|
Gorffennaf 2017
|
2.8
|
3.0
|
1.8
|
4.8
|
Awst 2017
|
4.1
|
4.2
|
3.4
|
6.0
|
Medi 2017
|
3.4
|
3.3
|
2.9
|
4.9
|
Hydref 2017
|
6.0
|
6.0
|
5.7
|
6.6
|
Tachwedd 2017
|
5.7
|
5.9
|
5.7
|
6.2
|
Rhagfyr 2017
|
4.7
|
5.1
|
4.8
|
5.0
|
Ionawr 2018
|
3.7
|
4.1
|
3.7
|
4.2
|
Chwefror 2018
|
6.0
|
6.5
|
5.9
|
5.5
|
Mawrth 2018
|
7.6
|
8.4
|
7.9
|
6.1
|
Ebrill 2018
|
5.8
|
6.9
|
6.6
|
3.3
|
Mai 2018
|
3.0
|
4.0
|
3.9
|
-0.5
|
Mehefin 2018
|
1.4
|
2.5
|
2.1
|
-2.2
|
Gorffennaf 2018
|
3.1
|
3.8
|
3.6
|
-0.8
|
Awst 2018
|
2.4
|
3.2
|
2.7
|
-0.7
|
Medi 2018
|
2.2
|
2.9
|
2.5
|
-0.7
|
Hydref 2018
|
-1.1
|
-0.4
|
-1.0
|
-3.4
|
Tachwedd 2018
|
-2.0
|
-1.4
|
-1.8
|
-4.8
|
Rhagfyr 2018
|
-3.3
|
-2.7
|
-3.2
|
-5.8
|
Ionawr 2019
|
-1.5
|
-1.0
|
-1.5
|
-4.0
|
Chwefror 2019
|
-1.4
|
-1.0
|
-1.6
|
-3.3
|
Mawrth 2019
|
0.0
|
0.2
|
-0.4
|
-1.0
|
Ebrill 2019
|
0.6
|
0.8
|
0.3
|
0.0
|
Mai 2019
|
2.4
|
2.4
|
2.1
|
2.5
|
Mehefin 2019
|
1.8
|
1.8
|
1.7
|
1.6
|
Gorffennaf 2019
|
-0.4
|
-0.1
|
-0.3
|
-0.3
|
Awst 2019
|
-2.3
|
-1.9
|
-2.2
|
-2.9
|
Medi 2019
|
-2.2
|
-2.0
|
-2.0
|
-2.5
|
Hydref 2019
|
0.2
|
0.4
|
0.4
|
-0.5
|
Tachwedd 2019
|
1.8
|
2.1
|
1.8
|
1.8
|
Rhagfyr 2019
|
2.7
|
3.2
|
2.8
|
2.2
|
Ionawr 2020
|
3.3
|
3.8
|
3.7
|
2.6
|
Chwefror 2020
|
2.2
|
2.6
|
2.9
|
0.4
|
Mawrth 2020
|
0.2
|
0.6
|
0.9
|
-1.7
|
Ebrill 2020
|
1.1
|
1.4
|
1.5
|
-1.3
|
Mai 2020
|
1.1
|
1.2
|
1.1
|
-0.5
|
Mehefin 2020
|
4.3
|
4.5
|
4.5
|
2.3
|
Gorffennaf 2020
|
3.0
|
3.3
|
3.2
|
1.2
|
Awst 2020
|
5.3
|
5.7
|
5.8
|
3.0
|
Medi 2020
|
5.4
|
5.9
|
5.5
|
2.8
|
Hydref 2020
|
5.9
|
6.4
|
6.3
|
2.8
|
Tachwedd 2020
|
5.0
|
5.1
|
5.8
|
1.7
|
Rhagfyr 2020
|
4.4
|
4.2
|
5.4
|
1.1
|
Ionawr 2021
|
0.6
|
0.3
|
1.5
|
-1.9
|
Chwefror 2021
|
1.2
|
1.1
|
2.3
|
-0.2
|
Mawrth 2021
|
2.4
|
2.2
|
3.9
|
2.1
|
Ebrill 2021
|
3.6
|
3.4
|
5.1
|
4.3
|
Mai 2021
|
4.2
|
3.9
|
5.7
|
4.3
|
Mehefin 2021
|
2.7
|
2.2
|
4.3
|
2.9
|
Gorffennaf 2021
|
4.4
|
3.8
|
5.6
|
3.8
|
Awst 2021
|
3.1
|
2.6
|
3.8
|
2.3
|
Medi 2021
|
4.2
|
3.9
|
4.6
|
3.0
|
Hydref 2021
|
4.3
|
4.1
|
4.5
|
3.0
|
Tachwedd 2021
|
4.5
|
4.5
|
4.5
|
3.5
|
Rhagfyr 2021
|
6.2
|
6.3
|
5.6
|
4.7
|
Ionawr 2022
|
9.3
|
9.7
|
8.8
|
6.9
|
Chwefror 2022
|
8.9
|
9.3
|
8.2
|
5.7
|
Mawrth 2022
|
5.2
|
5.8
|
4.1
|
0.9
|
Ebrill 2022
|
4.4
|
5.0
|
3.7
|
0.0
|
Mai 2022
|
6.1
|
6.9
|
5.7
|
1.2
|
Mehefin 2022
|
8.8
|
9.7
|
8.2
|
4.3
|
Gorffennaf 2022
|
9.1
|
10.2
|
8.9
|
4.4
|
Awst 2022
|
10.9
|
11.9
|
11.2
|
6.9
|
Medi 2022
|
9.4
|
10.4
|
10.2
|
5.2
|
Hydref 2022
|
10.2
|
11.1
|
11.1
|
6.8
|
Tachwedd 2022
|
9.3
|
10.3
|
10.3
|
5.8
|
Rhagfyr 2022
|
9.1
|
10.1
|
10.3
|
6.5
|
Ionawr 2023
|
7.7
|
8.4
|
8.6
|
5.5
|
Chwefror 2023
|
8.4
|
9.0
|
8.9
|
6.2
|
Mawrth 2023
|
10.1
|
10.5
|
10.4
|
8.1
|
Ebrill 2023
|
8.2
|
8.6
|
7.9
|
6.4
|
Mai 2023
|
4.2
|
4.5
|
3.7
|
3.5
|
Mehefin 2023
|
1.7
|
1.8
|
1.2
|
0.9
|
Gorffennaf 2023
|
0.8
|
1.0
|
0.6
|
-0.1
|
Awst 2023
|
-0.5
|
-0.3
|
-0.7
|
-1.9
|
Medi 2023
|
-0.5
|
-0.2
|
-0.7
|
-1.6
|
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 1995
|
|
|
|
|
Chwefror 1995
|
-6.7
|
-6.2
|
-6.2
|
-6.2
|
Mawrth 1995
|
1.0
|
1.0
|
1.4
|
1.1
|
Ebrill 1995
|
-0.3
|
-0.1
|
0.2
|
0.1
|
Mai 1995
|
1.6
|
1.5
|
1.4
|
1.3
|
Mehefin 1995
|
-0.7
|
-0.5
|
-1.0
|
-0.4
|
Gorffennaf 1995
|
-1.7
|
-1.7
|
-2.0
|
-2.4
|
Awst 1995
|
1.9
|
1.7
|
1.7
|
1.3
|
Medi 1995
|
-0.0
|
-0.2
|
-0.2
|
-0.9
|
Hydref 1995
|
-1.2
|
-1.1
|
-1.5
|
-0.9
|
Tachwedd 1995
|
-0.1
|
0.1
|
-0.2
|
0.5
|
Rhagfyr 1995
|
-0.7
|
-0.6
|
-0.6
|
-0.4
|
Ionawr 1996
|
-0.2
|
-0.2
|
0.0
|
-0.6
|
Chwefror 1996
|
-2.2
|
-2.0
|
-2.0
|
-2.6
|
Mawrth 1996
|
-0.5
|
-0.4
|
-0.7
|
-1.0
|
Ebrill 1996
|
3.5
|
3.4
|
3.7
|
3.6
|
Mai 1996
|
-0.1
|
-0.3
|
0.1
|
-0.0
|
Mehefin 1996
|
-0.2
|
-0.2
|
-0.0
|
0.5
|
Gorffennaf 1996
|
1.6
|
1.6
|
1.2
|
0.9
|
Awst 1996
|
4.2
|
4.0
|
3.7
|
3.4
|
Medi 1996
|
3.3
|
3.3
|
3.2
|
2.2
|
Hydref 1996
|
-2.5
|
-2.6
|
-2.7
|
-2.8
|
Tachwedd 1996
|
0.2
|
0.2
|
0.3
|
0.6
|
Rhagfyr 1996
|
-0.4
|
-0.3
|
-0.3
|
-0.3
|
Ionawr 1997
|
1.8
|
1.8
|
2.0
|
1.6
|
Chwefror 1997
|
1.4
|
1.4
|
1.2
|
1.3
|
Mawrth 1997
|
0.7
|
0.4
|
0.8
|
1.0
|
Ebrill 1997
|
1.4
|
1.5
|
1.5
|
1.8
|
Mai 1997
|
-0.6
|
-0.3
|
-0.4
|
-1.2
|
Mehefin 1997
|
2.1
|
2.2
|
1.8
|
1.0
|
Gorffennaf 1997
|
-0.8
|
-0.9
|
-0.8
|
-1.9
|
Awst 1997
|
1.9
|
1.8
|
1.7
|
1.5
|
Medi 1997
|
3.0
|
2.9
|
2.7
|
2.6
|
Hydref 1997
|
0.8
|
0.9
|
0.6
|
1.1
|
Tachwedd 1997
|
0.7
|
0.7
|
0.6
|
0.7
|
Rhagfyr 1997
|
0.1
|
0.3
|
0.2
|
0.4
|
Ionawr 1998
|
-0.6
|
-0.8
|
-0.7
|
-0.6
|
Chwefror 1998
|
1.4
|
1.4
|
1.4
|
2.4
|
Mawrth 1998
|
1.1
|
1.1
|
1.1
|
1.0
|
Ebrill 1998
|
5.1
|
5.3
|
5.2
|
5.0
|
Mai 1998
|
2.6
|
2.6
|
2.9
|
1.9
|
Mehefin 1998
|
1.1
|
1.0
|
1.0
|
1.5
|
Gorffennaf 1998
|
0.6
|
0.6
|
0.6
|
0.4
|
Awst 1998
|
0.2
|
0.0
|
-0.2
|
-0.2
|
Medi 1998
|
1.7
|
1.6
|
1.6
|
0.9
|
Hydref 1998
|
-1.0
|
-1.0
|
-1.0
|
-0.5
|
Tachwedd 1998
|
-0.3
|
-0.2
|
-0.4
|
0.2
|
Rhagfyr 1998
|
-3.1
|
-3.0
|
-3.1
|
-2.2
|
Ionawr 1999
|
1.5
|
1.4
|
1.4
|
1.6
|
Chwefror 1999
|
0.2
|
0.1
|
0.2
|
0.5
|
Mawrth 1999
|
2.5
|
2.4
|
2.4
|
2.6
|
Ebrill 1999
|
3.2
|
3.2
|
3.6
|
3.3
|
Mai 1999
|
0.9
|
1.0
|
1.2
|
0.7
|
Mehefin 1999
|
0.6
|
0.5
|
0.8
|
0.2
|
Gorffennaf 1999
|
0.0
|
-0.1
|
-0.2
|
-0.3
|
Awst 1999
|
2.4
|
2.1
|
2.3
|
2.0
|
Medi 1999
|
4.0
|
3.7
|
3.6
|
4.0
|
Hydref 1999
|
1.7
|
1.8
|
1.5
|
2.3
|
Tachwedd 1999
|
3.0
|
3.0
|
2.8
|
3.4
|
Rhagfyr 1999
|
1.0
|
1.2
|
1.3
|
1.6
|
Ionawr 2000
|
0.1
|
0.1
|
0.1
|
-0.5
|
Chwefror 2000
|
0.5
|
0.5
|
0.6
|
0.1
|
Mawrth 2000
|
1.1
|
1.2
|
1.0
|
0.3
|
Ebrill 2000
|
3.2
|
3.1
|
3.5
|
3.7
|
Mai 2000
|
1.9
|
2.0
|
1.7
|
2.2
|
Mehefin 2000
|
1.1
|
1.1
|
1.1
|
1.6
|
Gorffennaf 2000
|
2.2
|
2.2
|
1.7
|
1.6
|
Awst 2000
|
-0.1
|
-0.2
|
-0.4
|
0.1
|
Medi 2000
|
2.8
|
2.6
|
2.4
|
2.6
|
Hydref 2000
|
-0.8
|
-0.7
|
-0.9
|
-0.3
|
Tachwedd 2000
|
1.6
|
1.5
|
1.6
|
1.8
|
Rhagfyr 2000
|
-2.1
|
-2.0
|
-1.9
|
-1.3
|
Ionawr 2001
|
0.7
|
0.6
|
1.0
|
0.8
|
Chwefror 2001
|
-1.4
|
-1.3
|
-1.3
|
-1.4
|
Mawrth 2001
|
0.5
|
0.6
|
0.5
|
-0.0
|
Ebrill 2001
|
2.4
|
2.2
|
2.6
|
2.6
|
Mai 2001
|
3.6
|
3.6
|
3.9
|
3.6
|
Mehefin 2001
|
3.2
|
3.2
|
3.4
|
3.9
|
Gorffennaf 2001
|
0.5
|
0.6
|
0.4
|
0.2
|
Awst 2001
|
1.5
|
1.3
|
1.4
|
1.7
|
Medi 2001
|
0.4
|
0.0
|
0.1
|
0.1
|
Hydref 2001
|
0.2
|
0.3
|
0.0
|
0.6
|
Tachwedd 2001
|
-0.7
|
-0.5
|
-0.8
|
-0.5
|
Rhagfyr 2001
|
1.0
|
1.3
|
1.2
|
2.1
|
Ionawr 2002
|
2.7
|
2.8
|
2.7
|
3.1
|
Chwefror 2002
|
1.4
|
1.3
|
1.8
|
1.7
|
Mawrth 2002
|
0.1
|
0.1
|
0.2
|
-0.3
|
Ebrill 2002
|
-0.1
|
-0.2
|
0.1
|
0.6
|
Mai 2002
|
1.3
|
1.5
|
1.2
|
1.5
|
Mehefin 2002
|
1.5
|
1.5
|
1.8
|
1.9
|
Gorffennaf 2002
|
3.8
|
3.8
|
3.9
|
3.1
|
Awst 2002
|
1.9
|
1.8
|
1.9
|
1.8
|
Medi 2002
|
1.2
|
1.3
|
0.9
|
0.7
|
Hydref 2002
|
-1.0
|
-0.8
|
-1.1
|
-0.6
|
Tachwedd 2002
|
2.6
|
2.6
|
2.5
|
2.9
|
Rhagfyr 2002
|
3.0
|
3.1
|
3.1
|
3.7
|
Ionawr 2003
|
1.4
|
1.2
|
1.6
|
1.7
|
Chwefror 2003
|
-0.1
|
0.2
|
-0.0
|
0.2
|
Mawrth 2003
|
1.1
|
1.1
|
1.2
|
1.1
|
Ebrill 2003
|
0.7
|
1.1
|
0.8
|
0.9
|
Mai 2003
|
1.3
|
1.4
|
1.8
|
1.1
|
Mehefin 2003
|
-0.2
|
-0.2
|
-0.1
|
-0.0
|
Gorffennaf 2003
|
2.1
|
2.1
|
2.2
|
1.8
|
Awst 2003
|
1.4
|
1.4
|
1.3
|
1.4
|
Medi 2003
|
1.5
|
1.6
|
1.7
|
1.0
|
Hydref 2003
|
-0.6
|
-0.7
|
-0.4
|
-0.3
|
Tachwedd 2003
|
-0.5
|
-0.4
|
-0.3
|
-0.4
|
Rhagfyr 2003
|
1.5
|
1.6
|
1.8
|
2.2
|
Ionawr 2004
|
-1.1
|
-1.1
|
-1.0
|
-1.1
|
Chwefror 2004
|
0.5
|
0.3
|
0.7
|
0.6
|
Mawrth 2004
|
-0.6
|
-0.6
|
-0.4
|
-0.9
|
Ebrill 2004
|
4.5
|
4.7
|
5.1
|
4.8
|
Mai 2004
|
-0.7
|
-0.5
|
-0.2
|
-0.2
|
Mehefin 2004
|
1.1
|
1.2
|
1.4
|
1.5
|
Gorffennaf 2004
|
-1.5
|
-1.4
|
-1.5
|
-1.6
|
Awst 2004
|
3.4
|
3.3
|
3.1
|
3.2
|
Medi 2004
|
2.3
|
2.2
|
2.1
|
2.0
|
Hydref 2004
|
-0.6
|
-0.7
|
-0.6
|
-0.1
|
Tachwedd 2004
|
-0.2
|
-0.2
|
-0.0
|
0.1
|
Rhagfyr 2004
|
-1.2
|
-1.3
|
-0.7
|
-0.8
|
Ionawr 2005
|
2.8
|
2.6
|
3.0
|
2.6
|
Chwefror 2005
|
-1.1
|
-1.2
|
-1.1
|
-1.4
|
Mawrth 2005
|
3.0
|
3.1
|
3.0
|
2.6
|
Ebrill 2005
|
0.5
|
0.8
|
0.8
|
0.6
|
Mai 2005
|
-0.8
|
-0.8
|
-0.5
|
-0.7
|
Mehefin 2005
|
-3.8
|
-3.8
|
-3.6
|
-3.7
|
Gorffennaf 2005
|
-0.6
|
-0.6
|
-0.7
|
-1.0
|
Awst 2005
|
3.0
|
2.9
|
3.0
|
2.7
|
Medi 2005
|
1.6
|
1.4
|
1.6
|
1.3
|
Hydref 2005
|
0.6
|
0.3
|
0.7
|
1.0
|
Tachwedd 2005
|
-1.4
|
-1.4
|
-1.2
|
-1.2
|
Rhagfyr 2005
|
0.1
|
0.1
|
0.3
|
0.8
|
Ionawr 2006
|
-0.6
|
-0.6
|
-0.6
|
-1.1
|
Chwefror 2006
|
0.5
|
0.4
|
0.5
|
0.7
|
Mawrth 2006
|
-1.9
|
-1.8
|
-2.0
|
-2.5
|
Ebrill 2006
|
1.3
|
1.5
|
1.5
|
1.4
|
Mai 2006
|
2.3
|
2.4
|
2.2
|
2.1
|
Mehefin 2006
|
3.1
|
3.0
|
3.0
|
3.1
|
Gorffennaf 2006
|
0.1
|
-0.0
|
0.2
|
-0.4
|
Awst 2006
|
0.0
|
0.0
|
0.2
|
-0.5
|
Medi 2006
|
1.0
|
1.0
|
1.0
|
0.4
|
Hydref 2006
|
0.2
|
0.2
|
0.1
|
0.5
|
Tachwedd 2006
|
0.1
|
0.2
|
0.1
|
0.1
|
Rhagfyr 2006
|
-1.1
|
-1.1
|
-0.9
|
-0.6
|
Ionawr 2007
|
2.6
|
2.6
|
2.6
|
2.3
|
Chwefror 2007
|
0.6
|
0.5
|
0.5
|
1.0
|
Mawrth 2007
|
1.2
|
1.2
|
1.1
|
0.7
|
Ebrill 2007
|
-0.3
|
-0.4
|
-0.0
|
-0.3
|
Mai 2007
|
2.3
|
2.2
|
2.5
|
2.4
|
Mehefin 2007
|
1.6
|
1.5
|
1.6
|
1.9
|
Gorffennaf 2007
|
0.9
|
0.9
|
0.6
|
0.6
|
Awst 2007
|
0.4
|
0.5
|
0.4
|
-0.6
|
Medi 2007
|
0.6
|
0.5
|
0.3
|
0.3
|
Hydref 2007
|
-0.0
|
-0.2
|
-0.0
|
0.3
|
Tachwedd 2007
|
1.4
|
1.3
|
1.2
|
2.0
|
Rhagfyr 2007
|
2.9
|
3.0
|
3.0
|
3.2
|
Ionawr 2008
|
3.2
|
3.2
|
3.0
|
3.0
|
Chwefror 2008
|
-0.2
|
-0.1
|
-0.1
|
-0.2
|
Mawrth 2008
|
-2.3
|
-2.3
|
-2.3
|
-2.8
|
Ebrill 2008
|
-3.5
|
-3.4
|
-3.3
|
-3.8
|
Mai 2008
|
-2.5
|
-2.6
|
-2.4
|
-2.9
|
Mehefin 2008
|
-2.2
|
-2.3
|
-2.4
|
-2.3
|
Gorffennaf 2008
|
1.5
|
1.5
|
1.2
|
1.2
|
Awst 2008
|
-1.2
|
-1.3
|
-1.5
|
-1.4
|
Medi 2008
|
1.1
|
0.9
|
0.8
|
0.9
|
Hydref 2008
|
-3.5
|
-3.6
|
-3.7
|
-3.2
|
Tachwedd 2008
|
-1.4
|
-1.5
|
-1.5
|
-1.3
|
Rhagfyr 2008
|
-3.8
|
-3.7
|
-3.5
|
-3.8
|
Ionawr 2009
|
-4.3
|
-4.6
|
-4.5
|
-4.2
|
Chwefror 2009
|
-3.8
|
-3.7
|
-3.7
|
-3.4
|
Mawrth 2009
|
-0.5
|
-0.6
|
-0.7
|
0.2
|
Ebrill 2009
|
0.1
|
0.4
|
0.7
|
0.2
|
Mai 2009
|
2.5
|
2.7
|
2.8
|
1.9
|
Mehefin 2009
|
-0.1
|
0.2
|
0.2
|
-1.0
|
Gorffennaf 2009
|
3.8
|
4.0
|
3.8
|
2.6
|
Awst 2009
|
3.0
|
2.9
|
3.0
|
2.0
|
Medi 2009
|
1.9
|
1.9
|
1.9
|
1.5
|
Hydref 2009
|
1.9
|
2.0
|
1.9
|
1.5
|
Tachwedd 2009
|
-0.2
|
-0.2
|
-0.0
|
-0.3
|
Rhagfyr 2009
|
-0.2
|
0.1
|
0.2
|
-0.6
|
Ionawr 2010
|
-1.1
|
-1.0
|
-1.0
|
-2.0
|
Chwefror 2010
|
1.7
|
1.9
|
1.6
|
1.0
|
Mawrth 2010
|
1.8
|
1.5
|
1.4
|
1.6
|
Ebrill 2010
|
-0.3
|
-0.3
|
-0.2
|
0.0
|
Mai 2010
|
-2.1
|
-2.3
|
-2.0
|
-1.9
|
Mehefin 2010
|
-0.7
|
-0.6
|
-0.5
|
-1.0
|
Gorffennaf 2010
|
2.9
|
2.7
|
2.6
|
2.1
|
Awst 2010
|
3.8
|
4.0
|
3.5
|
3.1
|
Medi 2010
|
1.3
|
1.2
|
1.0
|
0.8
|
Hydref 2010
|
-2.9
|
-2.8
|
-2.9
|
-2.5
|
Tachwedd 2010
|
-1.9
|
-2.1
|
-2.1
|
-1.7
|
Rhagfyr 2010
|
-2.0
|
-1.9
|
-2.1
|
-1.7
|
Ionawr 2011
|
0.4
|
0.1
|
0.1
|
0.4
|
Chwefror 2011
|
-1.2
|
-1.5
|
-1.4
|
-1.1
|
Mawrth 2011
|
-0.8
|
-1.1
|
-1.1
|
-1.2
|
Ebrill 2011
|
0.8
|
0.9
|
1.0
|
0.9
|
Mai 2011
|
-0.2
|
0.1
|
0.2
|
0.6
|
Mehefin 2011
|
3.9
|
4.4
|
4.3
|
4.3
|
Gorffennaf 2011
|
2.9
|
3.0
|
3.1
|
3.1
|
Awst 2011
|
0.6
|
0.7
|
0.5
|
-0.6
|
Medi 2011
|
1.2
|
1.0
|
1.0
|
0.5
|
Hydref 2011
|
-2.5
|
-2.3
|
-2.8
|
-3.1
|
Tachwedd 2011
|
1.7
|
1.5
|
1.5
|
2.3
|
Rhagfyr 2011
|
-2.4
|
-2.1
|
-2.2
|
-2.0
|
Ionawr 2012
|
0.6
|
0.8
|
0.9
|
0.5
|
Chwefror 2012
|
-2.0
|
-1.9
|
-1.8
|
-2.7
|
Mawrth 2012
|
1.0
|
1.0
|
1.2
|
0.9
|
Ebrill 2012
|
-0.4
|
-0.5
|
-0.4
|
0.2
|
Mai 2012
|
2.6
|
2.6
|
2.9
|
3.0
|
Mehefin 2012
|
1.3
|
1.2
|
1.6
|
1.0
|
Gorffennaf 2012
|
3.6
|
3.4
|
3.5
|
3.1
|
Awst 2012
|
2.0
|
2.0
|
2.0
|
1.3
|
Medi 2012
|
-1.7
|
-1.8
|
-1.9
|
-1.9
|
Hydref 2012
|
-3.1
|
-3.0
|
-3.0
|
-3.0
|
Tachwedd 2012
|
-3.7
|
-3.7
|
-3.7
|
-3.5
|
Rhagfyr 2012
|
1.9
|
2.0
|
1.9
|
1.8
|
Ionawr 2013
|
2.6
|
2.7
|
2.5
|
2.2
|
Chwefror 2013
|
2.1
|
2.1
|
1.9
|
2.0
|
Mawrth 2013
|
-0.8
|
-0.9
|
-0.9
|
-0.5
|
Ebrill 2013
|
-1.8
|
-2.0
|
-1.7
|
-1.7
|
Mai 2013
|
0.6
|
0.6
|
0.6
|
0.8
|
Mehefin 2013
|
1.6
|
1.7
|
1.8
|
1.4
|
Gorffennaf 2013
|
0.8
|
0.8
|
0.8
|
0.8
|
Awst 2013
|
-0.6
|
-0.5
|
-0.5
|
-1.0
|
Medi 2013
|
0.2
|
0.1
|
0.1
|
0.1
|
Hydref 2013
|
0.7
|
0.8
|
0.6
|
0.6
|
Tachwedd 2013
|
0.0
|
0.1
|
0.1
|
0.2
|
Rhagfyr 2013
|
-1.1
|
-0.8
|
-1.0
|
-0.5
|
Ionawr 2014
|
2.6
|
2.5
|
2.6
|
2.6
|
Chwefror 2014
|
1.0
|
1.0
|
1.0
|
1.0
|
Mawrth 2014
|
2.0
|
2.0
|
2.0
|
1.6
|
Ebrill 2014
|
-0.7
|
-0.7
|
-0.5
|
-0.8
|
Mai 2014
|
3.6
|
3.7
|
3.8
|
3.7
|
Mehefin 2014
|
0.5
|
0.5
|
0.5
|
0.5
|
Gorffennaf 2014
|
2.7
|
2.8
|
2.7
|
2.4
|
Awst 2014
|
-0.7
|
-0.6
|
-0.8
|
-1.1
|
Medi 2014
|
1.9
|
1.8
|
1.9
|
1.7
|
Hydref 2014
|
1.6
|
1.7
|
1.5
|
1.9
|
Tachwedd 2014
|
1.3
|
1.3
|
1.2
|
1.5
|
Rhagfyr 2014
|
-0.0
|
0.0
|
-0.1
|
0.2
|
Ionawr 2015
|
-1.4
|
-1.4
|
-1.6
|
-1.4
|
Chwefror 2015
|
0.0
|
-0.2
|
-0.1
|
0.1
|
Mawrth 2015
|
0.6
|
0.6
|
0.4
|
0.5
|
Ebrill 2015
|
-0.7
|
-0.7
|
-0.5
|
-0.7
|
Mai 2015
|
0.9
|
1.1
|
1.0
|
0.8
|
Mehefin 2015
|
3.1
|
3.2
|
3.4
|
2.7
|
Gorffennaf 2015
|
4.2
|
4.3
|
4.2
|
4.0
|
Awst 2015
|
1.4
|
1.4
|
1.4
|
1.1
|
Medi 2015
|
0.1
|
-0.2
|
-0.1
|
0.2
|
Hydref 2015
|
-2.0
|
-2.0
|
-1.9
|
-2.2
|
Tachwedd 2015
|
1.9
|
2.0
|
1.8
|
1.9
|
Rhagfyr 2015
|
0.1
|
0.3
|
0.2
|
0.0
|
Ionawr 2016
|
5.3
|
5.5
|
5.0
|
5.3
|
Chwefror 2016
|
0.2
|
0.2
|
0.1
|
0.1
|
Mawrth 2016
|
2.6
|
2.5
|
2.3
|
2.6
|
Ebrill 2016
|
-2.7
|
-2.8
|
-2.4
|
-2.5
|
Mai 2016
|
-0.2
|
-0.2
|
0.1
|
0.6
|
Mehefin 2016
|
-1.2
|
-1.3
|
-0.8
|
-1.0
|
Gorffennaf 2016
|
2.1
|
2.1
|
2.0
|
2.1
|
Awst 2016
|
0.6
|
0.5
|
0.5
|
0.3
|
Medi 2016
|
0.4
|
0.6
|
0.2
|
0.4
|
Hydref 2016
|
-0.5
|
-0.6
|
-0.8
|
-0.2
|
Tachwedd 2016
|
0.2
|
0.2
|
-0.2
|
0.2
|
Rhagfyr 2016
|
1.0
|
0.9
|
0.9
|
1.3
|
Ionawr 2017
|
0.1
|
0.1
|
0.1
|
-0.1
|
Chwefror 2017
|
-0.9
|
-1.0
|
-0.9
|
-0.2
|
Mawrth 2017
|
-0.7
|
-0.6
|
-0.8
|
-0.5
|
Ebrill 2017
|
0.1
|
-0.0
|
0.0
|
0.4
|
Mai 2017
|
0.7
|
0.9
|
0.7
|
0.7
|
Mehefin 2017
|
1.3
|
1.3
|
1.4
|
1.6
|
Gorffennaf 2017
|
0.6
|
0.7
|
0.6
|
0.7
|
Awst 2017
|
1.9
|
1.7
|
2.1
|
1.5
|
Medi 2017
|
-0.2
|
-0.2
|
-0.2
|
-0.7
|
Hydref 2017
|
1.9
|
2.0
|
2.0
|
1.4
|
Tachwedd 2017
|
-0.1
|
0.1
|
-0.2
|
-0.1
|
Rhagfyr 2017
|
0.1
|
0.2
|
0.1
|
0.1
|
Ionawr 2018
|
-0.9
|
-0.8
|
-0.9
|
-0.8
|
Chwefror 2018
|
1.2
|
1.2
|
1.2
|
1.0
|
Mawrth 2018
|
0.9
|
1.2
|
1.1
|
0.0
|
Ebrill 2018
|
-1.6
|
-1.4
|
-1.3
|
-2.2
|
Mai 2018
|
-2.0
|
-1.8
|
-1.8
|
-3.0
|
Mehefin 2018
|
-0.2
|
-0.3
|
-0.4
|
-0.1
|
Gorffennaf 2018
|
2.3
|
2.0
|
2.1
|
2.1
|
Awst 2018
|
1.2
|
1.0
|
1.2
|
1.6
|
Medi 2018
|
-0.4
|
-0.5
|
-0.4
|
-0.7
|
Hydref 2018
|
-1.5
|
-1.3
|
-1.6
|
-1.3
|
Tachwedd 2018
|
-0.9
|
-0.9
|
-1.0
|
-1.5
|
Rhagfyr 2018
|
-1.2
|
-1.2
|
-1.3
|
-0.9
|
Ionawr 2019
|
1.0
|
1.0
|
0.8
|
1.0
|
Chwefror 2019
|
1.3
|
1.2
|
1.1
|
1.8
|
Mawrth 2019
|
2.4
|
2.4
|
2.3
|
2.4
|
Ebrill 2019
|
-1.0
|
-0.9
|
-0.6
|
-1.2
|
Mai 2019
|
-0.3
|
-0.1
|
0.0
|
-0.6
|
Mehefin 2019
|
-0.9
|
-0.9
|
-0.8
|
-1.0
|
Gorffennaf 2019
|
0.1
|
0.1
|
0.1
|
0.3
|
Awst 2019
|
-0.8
|
-0.8
|
-0.8
|
-1.1
|
Medi 2019
|
-0.3
|
-0.6
|
-0.2
|
-0.3
|
Hydref 2019
|
1.0
|
1.0
|
0.8
|
0.8
|
Tachwedd 2019
|
0.6
|
0.8
|
0.4
|
0.8
|
Rhagfyr 2019
|
-0.3
|
-0.1
|
-0.3
|
-0.6
|
Ionawr 2020
|
1.5
|
1.5
|
1.6
|
1.4
|
Chwefror 2020
|
0.2
|
0.1
|
0.4
|
-0.3
|
Mawrth 2020
|
0.4
|
0.4
|
0.3
|
0.3
|
Ebrill 2020
|
-0.0
|
-0.1
|
0.0
|
-0.8
|
Mai 2020
|
-0.3
|
-0.2
|
-0.4
|
0.1
|
Mehefin 2020
|
2.2
|
2.4
|
2.6
|
1.8
|
Gorffennaf 2020
|
-1.2
|
-1.1
|
-1.2
|
-0.8
|
Awst 2020
|
1.5
|
1.5
|
1.7
|
0.7
|
Medi 2020
|
-0.2
|
-0.3
|
-0.5
|
-0.6
|
Hydref 2020
|
1.5
|
1.5
|
1.6
|
0.8
|
Tachwedd 2020
|
-0.2
|
-0.3
|
-0.0
|
-0.4
|
Rhagfyr 2020
|
-1.0
|
-1.0
|
-0.8
|
-1.2
|
Ionawr 2021
|
-2.2
|
-2.3
|
-2.0
|
-1.6
|
Chwefror 2021
|
0.8
|
0.8
|
1.1
|
1.5
|
Mawrth 2021
|
1.6
|
1.6
|
1.9
|
2.7
|
Ebrill 2021
|
1.1
|
1.1
|
1.2
|
1.2
|
Mai 2021
|
0.3
|
0.2
|
0.2
|
0.2
|
Mehefin 2021
|
0.8
|
0.6
|
1.1
|
0.4
|
Gorffennaf 2021
|
0.4
|
0.4
|
0.1
|
0.1
|
Awst 2021
|
0.2
|
0.3
|
-0.1
|
-0.8
|
Medi 2021
|
0.8
|
1.0
|
0.4
|
0.2
|
Hydref 2021
|
1.7
|
1.7
|
1.5
|
0.8
|
Tachwedd 2021
|
0.0
|
0.0
|
-0.1
|
0.1
|
Rhagfyr 2021
|
0.6
|
0.7
|
0.4
|
0.0
|
Ionawr 2022
|
0.7
|
0.9
|
0.9
|
0.4
|
Chwefror 2022
|
0.4
|
0.5
|
0.5
|
0.4
|
Mawrth 2022
|
-1.9
|
-1.7
|
-2.0
|
-2.0
|
Ebrill 2022
|
0.4
|
0.3
|
0.8
|
0.4
|
Mai 2022
|
1.9
|
2.0
|
2.1
|
1.3
|
Mehefin 2022
|
3.3
|
3.3
|
3.5
|
3.5
|
Gorffennaf 2022
|
0.7
|
0.9
|
0.7
|
0.3
|
Awst 2022
|
1.9
|
1.9
|
2.0
|
1.5
|
Medi 2022
|
-0.5
|
-0.5
|
-0.5
|
-1.4
|
Hydref 2022
|
2.3
|
2.4
|
2.3
|
2.2
|
Tachwedd 2022
|
-0.8
|
-0.7
|
-0.9
|
-0.9
|
Rhagfyr 2022
|
0.4
|
0.6
|
0.5
|
0.6
|
Ionawr 2023
|
-0.6
|
-0.6
|
-0.7
|
-0.5
|
Chwefror 2023
|
1.0
|
1.0
|
0.9
|
1.0
|
Mawrth 2023
|
-0.3
|
-0.3
|
-0.6
|
-0.3
|
Ebrill 2023
|
-1.4
|
-1.4
|
-1.5
|
-1.2
|
Mai 2023
|
-1.9
|
-1.9
|
-1.9
|
-1.4
|
Mehefin 2023
|
0.8
|
0.6
|
1.0
|
0.8
|
Gorffennaf 2023
|
-0.1
|
0.1
|
0.1
|
-0.6
|
Awst 2023
|
0.5
|
0.6
|
0.6
|
-0.3
|
Medi 2023
|
-0.6
|
-0.4
|
-0.5
|
-1.1
|
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 1995
|
26.5
|
25.8
|
25.3
|
28.9
|
Chwefror 1995
|
24.7
|
24.2
|
23.8
|
27.1
|
Mawrth 1995
|
25.0
|
24.5
|
24.1
|
27.4
|
Ebrill 1995
|
24.9
|
24.4
|
24.2
|
27.4
|
Mai 1995
|
25.3
|
24.8
|
24.5
|
27.8
|
Mehefin 1995
|
25.1
|
24.7
|
24.2
|
27.7
|
Gorffennaf 1995
|
24.7
|
24.3
|
23.8
|
27.0
|
Awst 1995
|
25.1
|
24.7
|
24.2
|
27.4
|
Medi 1995
|
25.1
|
24.6
|
24.1
|
27.1
|
Hydref 1995
|
24.8
|
24.4
|
23.8
|
26.9
|
Tachwedd 1995
|
24.8
|
24.4
|
23.7
|
27.0
|
Rhagfyr 1995
|
24.6
|
24.2
|
23.6
|
26.9
|
Ionawr 1996
|
24.6
|
24.2
|
23.6
|
26.8
|
Chwefror 1996
|
24.0
|
23.7
|
23.1
|
26.1
|
Mawrth 1996
|
23.9
|
23.6
|
23.0
|
25.8
|
Ebrill 1996
|
24.8
|
24.4
|
23.8
|
26.7
|
Mai 1996
|
24.8
|
24.4
|
23.8
|
26.7
|
Mehefin 1996
|
24.7
|
24.3
|
23.8
|
26.9
|
Gorffennaf 1996
|
25.1
|
24.7
|
24.1
|
27.1
|
Awst 1996
|
26.1
|
25.7
|
25.0
|
28.0
|
Medi 1996
|
27.0
|
26.5
|
25.8
|
28.6
|
Hydref 1996
|
26.3
|
25.8
|
25.1
|
27.8
|
Tachwedd 1996
|
26.4
|
25.9
|
25.2
|
28.0
|
Rhagfyr 1996
|
26.2
|
25.8
|
25.1
|
27.9
|
Ionawr 1997
|
26.7
|
26.3
|
25.6
|
28.4
|
Chwefror 1997
|
27.1
|
26.7
|
25.9
|
28.7
|
Mawrth 1997
|
27.3
|
26.8
|
26.1
|
29.0
|
Ebrill 1997
|
27.7
|
27.2
|
26.5
|
29.5
|
Mai 1997
|
27.5
|
27.1
|
26.4
|
29.2
|
Mehefin 1997
|
28.1
|
27.7
|
26.9
|
29.5
|
Gorffennaf 1997
|
27.9
|
27.4
|
26.6
|
28.9
|
Awst 1997
|
28.4
|
27.9
|
27.1
|
29.3
|
Medi 1997
|
29.2
|
28.8
|
27.8
|
30.1
|
Hydref 1997
|
29.5
|
29.0
|
28.0
|
30.4
|
Tachwedd 1997
|
29.7
|
29.2
|
28.2
|
30.6
|
Rhagfyr 1997
|
29.7
|
29.3
|
28.2
|
30.8
|
Ionawr 1998
|
29.6
|
29.1
|
28.1
|
30.6
|
Chwefror 1998
|
30.0
|
29.5
|
28.4
|
31.3
|
Mawrth 1998
|
30.3
|
29.8
|
28.8
|
31.6
|
Ebrill 1998
|
31.8
|
31.4
|
30.3
|
33.2
|
Mai 1998
|
32.6
|
32.2
|
31.1
|
33.8
|
Mehefin 1998
|
33.0
|
32.5
|
31.4
|
34.4
|
Gorffennaf 1998
|
33.2
|
32.7
|
31.6
|
34.5
|
Awst 1998
|
33.3
|
32.7
|
31.6
|
34.4
|
Medi 1998
|
33.9
|
33.2
|
32.1
|
34.7
|
Hydref 1998
|
33.5
|
32.9
|
31.8
|
34.6
|
Tachwedd 1998
|
33.4
|
32.8
|
31.6
|
34.6
|
Rhagfyr 1998
|
32.4
|
31.8
|
30.7
|
33.9
|
Ionawr 1999
|
32.9
|
32.3
|
31.1
|
34.4
|
Chwefror 1999
|
33.0
|
32.4
|
31.1
|
34.6
|
Mawrth 1999
|
33.8
|
33.1
|
31.9
|
35.5
|
Ebrill 1999
|
34.9
|
34.2
|
33.0
|
36.6
|
Mai 1999
|
35.2
|
34.5
|
33.4
|
36.9
|
Mehefin 1999
|
35.4
|
34.7
|
33.6
|
37.0
|
Gorffennaf 1999
|
35.4
|
34.7
|
33.6
|
36.9
|
Awst 1999
|
36.2
|
35.4
|
34.4
|
37.6
|
Medi 1999
|
37.7
|
36.7
|
35.6
|
39.1
|
Hydref 1999
|
38.3
|
37.4
|
36.1
|
40.0
|
Tachwedd 1999
|
39.5
|
38.5
|
37.1
|
41.4
|
Rhagfyr 1999
|
39.9
|
39.0
|
37.6
|
42.0
|
Ionawr 2000
|
39.9
|
39.0
|
37.7
|
41.8
|
Chwefror 2000
|
40.1
|
39.2
|
37.9
|
41.9
|
Mawrth 2000
|
40.6
|
39.7
|
38.3
|
42.0
|
Ebrill 2000
|
41.8
|
40.9
|
39.6
|
43.6
|
Mai 2000
|
42.6
|
41.8
|
40.3
|
44.5
|
Mehefin 2000
|
43.1
|
42.2
|
40.7
|
45.2
|
Gorffennaf 2000
|
44.0
|
43.2
|
41.4
|
45.9
|
Awst 2000
|
44.0
|
43.1
|
41.2
|
46.0
|
Medi 2000
|
45.3
|
44.2
|
42.2
|
47.2
|
Hydref 2000
|
44.9
|
43.9
|
41.8
|
47.0
|
Tachwedd 2000
|
45.6
|
44.6
|
42.5
|
47.9
|
Rhagfyr 2000
|
44.7
|
43.7
|
41.7
|
47.3
|
Ionawr 2001
|
45.0
|
43.9
|
42.1
|
47.7
|
Chwefror 2001
|
44.4
|
43.3
|
41.6
|
47.0
|
Mawrth 2001
|
44.6
|
43.6
|
41.8
|
47.0
|
Ebrill 2001
|
45.7
|
44.6
|
42.8
|
48.2
|
Mai 2001
|
47.3
|
46.2
|
44.5
|
50.0
|
Mehefin 2001
|
48.8
|
47.7
|
46.0
|
52.0
|
Gorffennaf 2001
|
49.1
|
48.0
|
46.2
|
52.1
|
Awst 2001
|
49.8
|
48.6
|
46.8
|
53.0
|
Medi 2001
|
50.0
|
48.6
|
46.9
|
53.0
|
Hydref 2001
|
50.1
|
48.8
|
46.9
|
53.4
|
Tachwedd 2001
|
49.7
|
48.5
|
46.5
|
53.1
|
Rhagfyr 2001
|
50.2
|
49.1
|
47.1
|
54.3
|
Ionawr 2002
|
51.6
|
50.5
|
48.3
|
55.9
|
Chwefror 2002
|
52.3
|
51.2
|
49.2
|
56.9
|
Mawrth 2002
|
52.4
|
51.2
|
49.2
|
56.7
|
Ebrill 2002
|
52.3
|
51.1
|
49.3
|
57.0
|
Mai 2002
|
53.0
|
51.9
|
49.9
|
57.9
|
Mehefin 2002
|
53.7
|
52.6
|
50.8
|
59.0
|
Gorffennaf 2002
|
55.8
|
54.7
|
52.8
|
60.8
|
Awst 2002
|
56.8
|
55.6
|
53.8
|
61.9
|
Medi 2002
|
57.5
|
56.3
|
54.2
|
62.4
|
Hydref 2002
|
56.9
|
55.9
|
53.6
|
62.0
|
Tachwedd 2002
|
58.4
|
57.3
|
55.0
|
63.8
|
Rhagfyr 2002
|
60.1
|
59.1
|
56.7
|
66.2
|
Ionawr 2003
|
60.9
|
59.8
|
57.6
|
67.3
|
Chwefror 2003
|
60.9
|
59.9
|
57.6
|
67.4
|
Mawrth 2003
|
61.6
|
60.6
|
58.3
|
68.2
|
Ebrill 2003
|
62.0
|
61.2
|
58.8
|
68.7
|
Mai 2003
|
62.8
|
62.1
|
59.8
|
69.5
|
Mehefin 2003
|
62.6
|
61.9
|
59.7
|
69.5
|
Gorffennaf 2003
|
64.0
|
63.2
|
61.0
|
70.8
|
Awst 2003
|
64.9
|
64.1
|
61.8
|
71.8
|
Medi 2003
|
65.8
|
65.1
|
62.8
|
72.4
|
Hydref 2003
|
65.4
|
64.7
|
62.6
|
72.2
|
Tachwedd 2003
|
65.1
|
64.4
|
62.4
|
71.9
|
Rhagfyr 2003
|
66.0
|
65.4
|
63.5
|
73.5
|
Ionawr 2004
|
65.4
|
64.8
|
62.8
|
72.7
|
Chwefror 2004
|
65.7
|
65.0
|
63.3
|
73.1
|
Mawrth 2004
|
65.3
|
64.6
|
63.0
|
72.5
|
Ebrill 2004
|
68.2
|
67.6
|
66.3
|
76.0
|
Mai 2004
|
67.8
|
67.3
|
66.1
|
75.8
|
Mehefin 2004
|
68.5
|
68.1
|
67.1
|
77.0
|
Gorffennaf 2004
|
67.5
|
67.2
|
66.1
|
75.7
|
Awst 2004
|
69.8
|
69.4
|
68.1
|
78.1
|
Medi 2004
|
71.3
|
70.9
|
69.6
|
79.6
|
Hydref 2004
|
70.9
|
70.4
|
69.2
|
79.6
|
Tachwedd 2004
|
70.8
|
70.2
|
69.2
|
79.6
|
Rhagfyr 2004
|
70.0
|
69.3
|
68.6
|
79.0
|
Ionawr 2005
|
72.0
|
71.1
|
70.7
|
81.0
|
Chwefror 2005
|
71.1
|
70.3
|
69.9
|
80.0
|
Mawrth 2005
|
73.3
|
72.5
|
72.0
|
82.0
|
Ebrill 2005
|
73.7
|
73.1
|
72.5
|
82.5
|
Mai 2005
|
73.1
|
72.5
|
72.1
|
82.0
|
Mehefin 2005
|
70.3
|
69.8
|
69.6
|
78.9
|
Gorffennaf 2005
|
69.9
|
69.4
|
69.1
|
78.1
|
Awst 2005
|
72.0
|
71.4
|
71.2
|
80.2
|
Medi 2005
|
73.1
|
72.4
|
72.3
|
81.2
|
Hydref 2005
|
73.5
|
72.6
|
72.8
|
82.1
|
Tachwedd 2005
|
72.5
|
71.7
|
71.9
|
81.1
|
Rhagfyr 2005
|
72.6
|
71.8
|
72.1
|
81.7
|
Ionawr 2006
|
72.1
|
71.4
|
71.7
|
80.8
|
Chwefror 2006
|
72.5
|
71.6
|
72.1
|
81.4
|
Mawrth 2006
|
71.1
|
70.3
|
70.6
|
79.4
|
Ebrill 2006
|
72.1
|
71.4
|
71.7
|
80.6
|
Mai 2006
|
73.7
|
73.1
|
73.2
|
82.2
|
Mehefin 2006
|
76.0
|
75.3
|
75.5
|
84.8
|
Gorffennaf 2006
|
76.1
|
75.3
|
75.6
|
84.4
|
Awst 2006
|
76.1
|
75.3
|
75.7
|
84.0
|
Medi 2006
|
76.9
|
76.1
|
76.5
|
84.3
|
Hydref 2006
|
77.0
|
76.2
|
76.5
|
84.8
|
Tachwedd 2006
|
77.1
|
76.4
|
76.6
|
84.8
|
Rhagfyr 2006
|
76.3
|
75.5
|
75.9
|
84.3
|
Ionawr 2007
|
78.2
|
77.4
|
77.9
|
86.2
|
Chwefror 2007
|
78.8
|
77.8
|
78.3
|
87.1
|
Mawrth 2007
|
79.7
|
78.8
|
79.2
|
87.7
|
Ebrill 2007
|
79.4
|
78.5
|
79.2
|
87.5
|
Mai 2007
|
81.2
|
80.2
|
81.2
|
89.6
|
Mehefin 2007
|
82.6
|
81.5
|
82.5
|
91.3
|
Gorffennaf 2007
|
83.3
|
82.2
|
83.0
|
91.8
|
Awst 2007
|
83.7
|
82.6
|
83.3
|
91.3
|
Medi 2007
|
84.2
|
83.0
|
83.6
|
91.6
|
Hydref 2007
|
84.1
|
82.8
|
83.6
|
91.9
|
Tachwedd 2007
|
85.3
|
83.8
|
84.6
|
93.7
|
Rhagfyr 2007
|
87.8
|
86.3
|
87.1
|
96.7
|
Ionawr 2008
|
90.6
|
89.1
|
89.8
|
99.6
|
Chwefror 2008
|
90.4
|
89.0
|
89.6
|
99.4
|
Mawrth 2008
|
88.3
|
87.0
|
87.6
|
96.6
|
Ebrill 2008
|
85.3
|
84.0
|
84.8
|
92.9
|
Mai 2008
|
83.1
|
81.9
|
82.7
|
90.3
|
Mehefin 2008
|
81.3
|
80.0
|
80.7
|
88.2
|
Gorffennaf 2008
|
82.5
|
81.2
|
81.7
|
89.2
|
Awst 2008
|
81.5
|
80.1
|
80.5
|
88.0
|
Medi 2008
|
82.4
|
80.9
|
81.2
|
88.8
|
Hydref 2008
|
79.5
|
78.0
|
78.2
|
86.0
|
Tachwedd 2008
|
78.4
|
76.8
|
77.0
|
84.9
|
Rhagfyr 2008
|
75.4
|
74.0
|
74.4
|
81.7
|
Ionawr 2009
|
72.1
|
70.7
|
71.0
|
78.2
|
Chwefror 2009
|
69.4
|
68.0
|
68.4
|
75.6
|
Mawrth 2009
|
69.0
|
67.6
|
67.9
|
75.8
|
Ebrill 2009
|
69.1
|
67.9
|
68.4
|
75.9
|
Mai 2009
|
70.8
|
69.7
|
70.3
|
77.3
|
Mehefin 2009
|
70.7
|
69.9
|
70.5
|
76.6
|
Gorffennaf 2009
|
73.4
|
72.6
|
73.2
|
78.6
|
Awst 2009
|
75.6
|
74.8
|
75.3
|
80.2
|
Medi 2009
|
77.1
|
76.2
|
76.8
|
81.4
|
Hydref 2009
|
78.5
|
77.6
|
78.2
|
82.6
|
Tachwedd 2009
|
78.4
|
77.5
|
78.2
|
82.4
|
Rhagfyr 2009
|
78.2
|
77.6
|
78.3
|
81.9
|
Ionawr 2010
|
77.4
|
76.8
|
77.6
|
80.3
|
Chwefror 2010
|
78.7
|
78.3
|
78.8
|
81.1
|
Mawrth 2010
|
80.1
|
79.4
|
79.9
|
82.4
|
Ebrill 2010
|
79.9
|
79.2
|
79.7
|
82.4
|
Mai 2010
|
78.2
|
77.4
|
78.2
|
80.9
|
Mehefin 2010
|
77.7
|
77.0
|
77.8
|
80.1
|
Gorffennaf 2010
|
79.9
|
79.0
|
79.9
|
81.7
|
Awst 2010
|
82.9
|
82.2
|
82.7
|
84.2
|
Medi 2010
|
84.0
|
83.2
|
83.5
|
85.0
|
Hydref 2010
|
81.5
|
80.9
|
81.1
|
82.9
|
Tachwedd 2010
|
80.0
|
79.2
|
79.4
|
81.5
|
Rhagfyr 2010
|
78.4
|
77.7
|
77.8
|
80.1
|
Ionawr 2011
|
78.7
|
77.7
|
77.8
|
80.4
|
Chwefror 2011
|
77.8
|
76.5
|
76.8
|
79.5
|
Mawrth 2011
|
77.1
|
75.6
|
76.0
|
78.6
|
Ebrill 2011
|
77.7
|
76.3
|
76.7
|
79.3
|
Mai 2011
|
77.6
|
76.4
|
76.8
|
79.8
|
Mehefin 2011
|
80.6
|
79.7
|
80.2
|
83.2
|
Gorffennaf 2011
|
82.9
|
82.1
|
82.6
|
85.8
|
Awst 2011
|
83.4
|
82.7
|
83.0
|
85.3
|
Medi 2011
|
84.5
|
83.6
|
83.8
|
85.7
|
Hydref 2011
|
82.4
|
81.6
|
81.5
|
83.0
|
Tachwedd 2011
|
83.8
|
82.8
|
82.7
|
84.9
|
Rhagfyr 2011
|
81.7
|
81.1
|
80.8
|
83.3
|
Ionawr 2012
|
82.2
|
81.7
|
81.5
|
83.6
|
Chwefror 2012
|
80.6
|
80.2
|
80.0
|
81.4
|
Mawrth 2012
|
81.4
|
81.0
|
81.0
|
82.2
|
Ebrill 2012
|
81.1
|
80.5
|
80.7
|
82.3
|
Mai 2012
|
83.2
|
82.7
|
83.0
|
84.7
|
Mehefin 2012
|
84.3
|
83.6
|
84.3
|
85.5
|
Gorffennaf 2012
|
87.2
|
86.5
|
87.3
|
88.2
|
Awst 2012
|
89.0
|
88.3
|
89.1
|
89.4
|
Medi 2012
|
87.4
|
86.7
|
87.4
|
87.6
|
Hydref 2012
|
84.7
|
84.1
|
84.8
|
85.0
|
Tachwedd 2012
|
81.6
|
81.0
|
81.7
|
82.0
|
Rhagfyr 2012
|
83.2
|
82.6
|
83.2
|
83.5
|
Ionawr 2013
|
85.4
|
84.9
|
85.3
|
85.3
|
Chwefror 2013
|
87.1
|
86.6
|
86.9
|
87.0
|
Mawrth 2013
|
86.5
|
85.8
|
86.1
|
86.6
|
Ebrill 2013
|
84.9
|
84.1
|
84.6
|
85.1
|
Mai 2013
|
85.4
|
84.6
|
85.2
|
85.8
|
Mehefin 2013
|
86.8
|
86.1
|
86.7
|
87.0
|
Gorffennaf 2013
|
87.4
|
86.7
|
87.4
|
87.6
|
Awst 2013
|
87.0
|
86.3
|
87.0
|
86.8
|
Medi 2013
|
87.2
|
86.4
|
87.1
|
86.9
|
Hydref 2013
|
87.8
|
87.1
|
87.6
|
87.4
|
Tachwedd 2013
|
87.8
|
87.2
|
87.7
|
87.6
|
Rhagfyr 2013
|
86.8
|
86.5
|
86.8
|
87.2
|
Ionawr 2014
|
89.0
|
88.7
|
89.1
|
89.5
|
Chwefror 2014
|
89.9
|
89.6
|
90.0
|
90.3
|
Mawrth 2014
|
91.7
|
91.4
|
91.8
|
91.8
|
Ebrill 2014
|
91.1
|
90.8
|
91.3
|
91.1
|
Mai 2014
|
94.4
|
94.2
|
94.8
|
94.5
|
Mehefin 2014
|
94.9
|
94.7
|
95.4
|
95.0
|
Gorffennaf 2014
|
97.4
|
97.4
|
98.0
|
97.3
|
Awst 2014
|
96.8
|
96.8
|
97.2
|
96.2
|
Medi 2014
|
98.6
|
98.5
|
99.0
|
97.9
|
Hydref 2014
|
100.2
|
100.1
|
100.5
|
99.8
|
Tachwedd 2014
|
101.5
|
101.4
|
101.7
|
101.3
|
Rhagfyr 2014
|
101.5
|
101.4
|
101.6
|
101.5
|
Ionawr 2015
|
100.0
|
100.0
|
100.0
|
100.0
|
Chwefror 2015
|
100.0
|
99.8
|
100.0
|
100.1
|
Mawrth 2015
|
100.6
|
100.5
|
100.4
|
100.6
|
Ebrill 2015
|
100.0
|
99.8
|
99.9
|
99.8
|
Mai 2015
|
100.8
|
100.8
|
100.9
|
100.7
|
Mehefin 2015
|
104.0
|
104.1
|
104.4
|
103.4
|
Gorffennaf 2015
|
108.3
|
108.6
|
108.7
|
107.4
|
Awst 2015
|
109.8
|
110.1
|
110.3
|
108.6
|
Medi 2015
|
109.8
|
109.9
|
110.1
|
108.8
|
Hydref 2015
|
107.6
|
107.7
|
108.0
|
106.4
|
Tachwedd 2015
|
109.7
|
109.8
|
110.0
|
108.4
|
Rhagfyr 2015
|
109.8
|
110.1
|
110.2
|
108.5
|
Ionawr 2016
|
115.6
|
116.1
|
115.7
|
114.2
|
Chwefror 2016
|
115.8
|
116.4
|
115.8
|
114.3
|
Mawrth 2016
|
118.8
|
119.3
|
118.5
|
117.3
|
Ebrill 2016
|
115.6
|
116.0
|
115.7
|
114.4
|
Mai 2016
|
115.4
|
115.8
|
115.8
|
115.1
|
Mehefin 2016
|
114.0
|
114.3
|
114.9
|
114.0
|
Gorffennaf 2016
|
116.4
|
116.6
|
117.2
|
116.4
|
Awst 2016
|
117.1
|
117.2
|
117.8
|
116.7
|
Medi 2016
|
117.6
|
117.9
|
118.1
|
117.1
|
Hydref 2016
|
117.0
|
117.3
|
117.2
|
117.0
|
Tachwedd 2016
|
117.2
|
117.4
|
116.9
|
117.2
|
Rhagfyr 2016
|
118.4
|
118.5
|
118.0
|
118.8
|
Ionawr 2017
|
118.4
|
118.6
|
118.1
|
118.7
|
Chwefror 2017
|
117.4
|
117.5
|
117.1
|
118.4
|
Mawrth 2017
|
116.6
|
116.7
|
116.2
|
117.8
|
Ebrill 2017
|
116.7
|
116.7
|
116.2
|
118.3
|
Mai 2017
|
117.5
|
117.8
|
116.9
|
119.2
|
Mehefin 2017
|
119.0
|
119.3
|
118.6
|
121.1
|
Gorffennaf 2017
|
119.7
|
120.1
|
119.3
|
122.0
|
Awst 2017
|
121.9
|
122.1
|
121.8
|
123.7
|
Medi 2017
|
121.6
|
121.9
|
121.5
|
122.9
|
Hydref 2017
|
124.0
|
124.2
|
123.8
|
124.6
|
Tachwedd 2017
|
123.8
|
124.3
|
123.6
|
124.6
|
Rhagfyr 2017
|
123.9
|
124.6
|
123.7
|
124.7
|
Ionawr 2018
|
122.8
|
123.6
|
122.5
|
123.6
|
Chwefror 2018
|
124.4
|
125.1
|
124.0
|
124.9
|
Mawrth 2018
|
125.4
|
126.5
|
125.4
|
125.0
|
Ebrill 2018
|
123.5
|
124.7
|
123.8
|
122.2
|
Mai 2018
|
121.0
|
122.6
|
121.5
|
118.6
|
Mehefin 2018
|
120.7
|
122.2
|
121.1
|
118.4
|
Gorffennaf 2018
|
123.4
|
124.7
|
123.6
|
120.9
|
Awst 2018
|
124.9
|
126.0
|
125.0
|
122.8
|
Medi 2018
|
124.4
|
125.4
|
124.5
|
122.0
|
Hydref 2018
|
122.6
|
123.7
|
122.6
|
120.4
|
Tachwedd 2018
|
121.4
|
122.6
|
121.3
|
118.6
|
Rhagfyr 2018
|
119.9
|
121.2
|
119.7
|
117.4
|
Ionawr 2019
|
121.0
|
122.3
|
120.7
|
118.6
|
Chwefror 2019
|
122.6
|
123.8
|
122.1
|
120.8
|
Mawrth 2019
|
125.5
|
126.8
|
124.9
|
123.7
|
Ebrill 2019
|
124.3
|
125.7
|
124.1
|
122.2
|
Mai 2019
|
123.9
|
125.6
|
124.1
|
121.5
|
Mehefin 2019
|
122.8
|
124.5
|
123.2
|
120.3
|
Gorffennaf 2019
|
122.9
|
124.6
|
123.3
|
120.6
|
Awst 2019
|
122.0
|
123.6
|
122.2
|
119.3
|
Medi 2019
|
121.6
|
122.9
|
122.0
|
118.9
|
Hydref 2019
|
122.8
|
124.2
|
123.0
|
119.8
|
Tachwedd 2019
|
123.6
|
125.2
|
123.5
|
120.7
|
Rhagfyr 2019
|
123.2
|
125.1
|
123.2
|
120.0
|
Ionawr 2020
|
125.0
|
127.0
|
125.2
|
121.6
|
Chwefror 2020
|
125.2
|
127.0
|
125.6
|
121.3
|
Mawrth 2020
|
125.7
|
127.6
|
126.0
|
121.7
|
Ebrill 2020
|
125.7
|
127.4
|
126.0
|
120.6
|
Mai 2020
|
125.3
|
127.1
|
125.5
|
120.8
|
Mehefin 2020
|
128.1
|
130.1
|
128.7
|
123.0
|
Gorffennaf 2020
|
126.6
|
128.7
|
127.2
|
122.1
|
Awst 2020
|
128.4
|
130.6
|
129.3
|
122.9
|
Medi 2020
|
128.1
|
130.2
|
128.7
|
122.2
|
Hydref 2020
|
130.1
|
132.1
|
130.8
|
123.2
|
Tachwedd 2020
|
129.8
|
131.7
|
130.7
|
122.7
|
Rhagfyr 2020
|
128.6
|
130.3
|
129.7
|
121.3
|
Ionawr 2021
|
125.7
|
127.4
|
127.1
|
119.3
|
Chwefror 2021
|
126.7
|
128.4
|
128.5
|
121.1
|
Mawrth 2021
|
128.8
|
130.4
|
130.9
|
124.3
|
Ebrill 2021
|
130.2
|
131.8
|
132.4
|
125.8
|
Mai 2021
|
130.5
|
132.1
|
132.7
|
126.0
|
Mehefin 2021
|
131.5
|
132.9
|
134.2
|
126.6
|
Gorffennaf 2021
|
132.1
|
133.5
|
134.3
|
126.7
|
Awst 2021
|
132.4
|
133.9
|
134.2
|
125.7
|
Medi 2021
|
133.5
|
135.2
|
134.7
|
125.9
|
Hydref 2021
|
135.7
|
137.5
|
136.6
|
126.9
|
Tachwedd 2021
|
135.7
|
137.5
|
136.5
|
127.0
|
Rhagfyr 2021
|
136.5
|
138.5
|
137.1
|
127.0
|
Ionawr 2022
|
137.4
|
139.8
|
138.3
|
127.5
|
Chwefror 2022
|
137.9
|
140.4
|
139.0
|
127.9
|
Mawrth 2022
|
135.4
|
138.0
|
136.3
|
125.3
|
Ebrill 2022
|
135.9
|
138.4
|
137.3
|
125.9
|
Mai 2022
|
138.5
|
141.2
|
140.3
|
127.5
|
Mehefin 2022
|
143.1
|
145.8
|
145.2
|
132.0
|
Gorffennaf 2022
|
144.2
|
147.1
|
146.2
|
132.3
|
Awst 2022
|
146.8
|
149.9
|
149.1
|
134.4
|
Medi 2022
|
146.0
|
149.2
|
148.4
|
132.5
|
Hydref 2022
|
149.4
|
152.8
|
151.8
|
135.5
|
Tachwedd 2022
|
148.3
|
151.6
|
150.5
|
134.3
|
Rhagfyr 2022
|
148.9
|
152.5
|
151.2
|
135.2
|
Ionawr 2023
|
148.1
|
151.5
|
150.1
|
134.5
|
Chwefror 2023
|
149.5
|
153.0
|
151.4
|
135.9
|
Mawrth 2023
|
149.1
|
152.5
|
150.4
|
135.5
|
Ebrill 2023
|
147.1
|
150.4
|
148.2
|
133.9
|
Mai 2023
|
144.4
|
147.5
|
145.4
|
132.0
|
Mehefin 2023
|
145.5
|
148.5
|
146.9
|
133.1
|
Gorffennaf 2023
|
145.4
|
148.6
|
147.1
|
132.3
|
Awst 2023
|
146.1
|
149.5
|
148.0
|
131.8
|
Medi 2023
|
145.3
|
148.9
|
147.3
|
130.4
|
Statws y prynwr
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol yn ôl y math o brynwr e.e. Prynwr am y Tro Cyntaf neu Gyn Berchen-Feddiannydd
Dyddiad
|
Cyn berchen-feddianwyr
|
Ionawr 1995
|
|
Chwefror 1995
|
|
Mawrth 1995
|
|
Ebrill 1995
|
|
Mai 1995
|
|
Mehefin 1995
|
|
Gorffennaf 1995
|
|
Awst 1995
|
|
Medi 1995
|
|
Hydref 1995
|
|
Tachwedd 1995
|
|
Rhagfyr 1995
|
|
Ionawr 1996
|
|
Chwefror 1996
|
|
Mawrth 1996
|
|
Ebrill 1996
|
|
Mai 1996
|
|
Mehefin 1996
|
|
Gorffennaf 1996
|
|
Awst 1996
|
|
Medi 1996
|
|
Hydref 1996
|
|
Tachwedd 1996
|
|
Rhagfyr 1996
|
|
Ionawr 1997
|
|
Chwefror 1997
|
|
Mawrth 1997
|
|
Ebrill 1997
|
|
Mai 1997
|
|
Mehefin 1997
|
|
Gorffennaf 1997
|
|
Awst 1997
|
|
Medi 1997
|
|
Hydref 1997
|
|
Tachwedd 1997
|
|
Rhagfyr 1997
|
|
Ionawr 1998
|
|
Chwefror 1998
|
|
Mawrth 1998
|
|
Ebrill 1998
|
|
Mai 1998
|
|
Mehefin 1998
|
|
Gorffennaf 1998
|
|
Awst 1998
|
|
Medi 1998
|
|
Hydref 1998
|
|
Tachwedd 1998
|
|
Rhagfyr 1998
|
|
Ionawr 1999
|
|
Chwefror 1999
|
|
Mawrth 1999
|
|
Ebrill 1999
|
|
Mai 1999
|
|
Mehefin 1999
|
|
Gorffennaf 1999
|
|
Awst 1999
|
|
Medi 1999
|
|
Hydref 1999
|
|
Tachwedd 1999
|
|
Rhagfyr 1999
|
|
Ionawr 2000
|
|
Chwefror 2000
|
|
Mawrth 2000
|
|
Ebrill 2000
|
|
Mai 2000
|
|
Mehefin 2000
|
|
Gorffennaf 2000
|
|
Awst 2000
|
|
Medi 2000
|
|
Hydref 2000
|
|
Tachwedd 2000
|
|
Rhagfyr 2000
|
|
Ionawr 2001
|
|
Chwefror 2001
|
|
Mawrth 2001
|
|
Ebrill 2001
|
|
Mai 2001
|
|
Mehefin 2001
|
|
Gorffennaf 2001
|
|
Awst 2001
|
|
Medi 2001
|
|
Hydref 2001
|
|
Tachwedd 2001
|
|
Rhagfyr 2001
|
|
Ionawr 2002
|
|
Chwefror 2002
|
|
Mawrth 2002
|
|
Ebrill 2002
|
|
Mai 2002
|
|
Mehefin 2002
|
|
Gorffennaf 2002
|
|
Awst 2002
|
|
Medi 2002
|
|
Hydref 2002
|
|
Tachwedd 2002
|
|
Rhagfyr 2002
|
|
Ionawr 2003
|
|
Chwefror 2003
|
|
Mawrth 2003
|
|
Ebrill 2003
|
|
Mai 2003
|
|
Mehefin 2003
|
|
Gorffennaf 2003
|
|
Awst 2003
|
|
Medi 2003
|
|
Hydref 2003
|
|
Tachwedd 2003
|
|
Rhagfyr 2003
|
|
Ionawr 2004
|
|
Chwefror 2004
|
|
Mawrth 2004
|
|
Ebrill 2004
|
|
Mai 2004
|
|
Mehefin 2004
|
|
Gorffennaf 2004
|
|
Awst 2004
|
|
Medi 2004
|
|
Hydref 2004
|
|
Tachwedd 2004
|
|
Rhagfyr 2004
|
|
Ionawr 2005
|
|
Chwefror 2005
|
|
Mawrth 2005
|
|
Ebrill 2005
|
|
Mai 2005
|
|
Mehefin 2005
|
|
Gorffennaf 2005
|
|
Awst 2005
|
|
Medi 2005
|
|
Hydref 2005
|
|
Tachwedd 2005
|
|
Rhagfyr 2005
|
|
Ionawr 2006
|
|
Chwefror 2006
|
|
Mawrth 2006
|
|
Ebrill 2006
|
|
Mai 2006
|
|
Mehefin 2006
|
|
Gorffennaf 2006
|
|
Awst 2006
|
|
Medi 2006
|
|
Hydref 2006
|
|
Tachwedd 2006
|
|
Rhagfyr 2006
|
|
Ionawr 2007
|
|
Chwefror 2007
|
|
Mawrth 2007
|
|
Ebrill 2007
|
|
Mai 2007
|
|
Mehefin 2007
|
|
Gorffennaf 2007
|
|
Awst 2007
|
|
Medi 2007
|
|
Hydref 2007
|
|
Tachwedd 2007
|
|
Rhagfyr 2007
|
|
Ionawr 2008
|
|
Chwefror 2008
|
|
Mawrth 2008
|
|
Ebrill 2008
|
|
Mai 2008
|
|
Mehefin 2008
|
|
Gorffennaf 2008
|
|
Awst 2008
|
|
Medi 2008
|
|
Hydref 2008
|
|
Tachwedd 2008
|
|
Rhagfyr 2008
|
|
Ionawr 2009
|
|
Chwefror 2009
|
|
Mawrth 2009
|
|
Ebrill 2009
|
|
Mai 2009
|
|
Mehefin 2009
|
|
Gorffennaf 2009
|
|
Awst 2009
|
|
Medi 2009
|
|
Hydref 2009
|
|
Tachwedd 2009
|
|
Rhagfyr 2009
|
|
Ionawr 2010
|
|
Chwefror 2010
|
|
Mawrth 2010
|
|
Ebrill 2010
|
|
Mai 2010
|
|
Mehefin 2010
|
|
Gorffennaf 2010
|
|
Awst 2010
|
|
Medi 2010
|
|
Hydref 2010
|
|
Tachwedd 2010
|
|
Rhagfyr 2010
|
|
Ionawr 2011
|
|
Chwefror 2011
|
|
Mawrth 2011
|
|
Ebrill 2011
|
|
Mai 2011
|
|
Mehefin 2011
|
|
Gorffennaf 2011
|
|
Awst 2011
|
|
Medi 2011
|
|
Hydref 2011
|
|
Tachwedd 2011
|
|
Rhagfyr 2011
|
|
Ionawr 2012
|
321977.0
|
Chwefror 2012
|
316267.0
|
Mawrth 2012
|
320036.0
|
Ebrill 2012
|
318737.0
|
Mai 2012
|
326702.0
|
Mehefin 2012
|
331111.0
|
Gorffennaf 2012
|
343001.0
|
Awst 2012
|
349885.0
|
Medi 2012
|
343976.0
|
Hydref 2012
|
333174.0
|
Tachwedd 2012
|
320941.0
|
Rhagfyr 2012
|
327112.0
|
Ionawr 2013
|
335895.0
|
Chwefror 2013
|
342932.0
|
Mawrth 2013
|
340378.0
|
Ebrill 2013
|
334013.0
|
Mai 2013
|
335925.0
|
Mehefin 2013
|
341369.0
|
Gorffennaf 2013
|
344131.0
|
Awst 2013
|
342281.0
|
Medi 2013
|
343235.0
|
Hydref 2013
|
345538.0
|
Tachwedd 2013
|
345384.0
|
Rhagfyr 2013
|
341152.0
|
Ionawr 2014
|
349691.0
|
Chwefror 2014
|
353167.0
|
Mawrth 2014
|
360251.0
|
Ebrill 2014
|
357638.0
|
Mai 2014
|
370477.0
|
Mehefin 2014
|
372146.0
|
Gorffennaf 2014
|
382233.0
|
Awst 2014
|
379780.0
|
Medi 2014
|
387130.0
|
Hydref 2014
|
393426.0
|
Tachwedd 2014
|
398309.0
|
Rhagfyr 2014
|
398125.0
|
Ionawr 2015
|
392551.0
|
Chwefror 2015
|
392898.0
|
Mawrth 2015
|
395475.0
|
Ebrill 2015
|
392737.0
|
Mai 2015
|
395897.0
|
Mehefin 2015
|
408005.0
|
Gorffennaf 2015
|
425032.0
|
Awst 2015
|
430935.0
|
Medi 2015
|
431379.0
|
Hydref 2015
|
422530.0
|
Tachwedd 2015
|
430696.0
|
Rhagfyr 2015
|
431020.0
|
Ionawr 2016
|
453815.0
|
Chwefror 2016
|
454683.0
|
Mawrth 2016
|
466789.0
|
Ebrill 2016
|
453916.0
|
Mai 2016
|
452583.0
|
Mehefin 2016
|
446348.0
|
Gorffennaf 2016
|
456024.0
|
Awst 2016
|
458957.0
|
Medi 2016
|
461097.0
|
Hydref 2016
|
458726.0
|
Tachwedd 2016
|
459666.0
|
Rhagfyr 2016
|
464417.0
|
Ionawr 2017
|
464579.0
|
Chwefror 2017
|
460125.0
|
Mawrth 2017
|
457065.0
|
Ebrill 2017
|
457626.0
|
Mai 2017
|
460521.0
|
Mehefin 2017
|
466352.0
|
Gorffennaf 2017
|
468741.0
|
Awst 2017
|
478020.0
|
Medi 2017
|
477166.0
|
Hydref 2017
|
486531.0
|
Tachwedd 2017
|
485934.0
|
Rhagfyr 2017
|
486092.0
|
Ionawr 2018
|
481756.0
|
Chwefror 2018
|
487902.0
|
Mawrth 2018
|
492359.0
|
Ebrill 2018
|
484603.0
|
Mai 2018
|
475312.0
|
Mehefin 2018
|
474406.0
|
Gorffennaf 2018
|
485716.0
|
Awst 2018
|
491335.0
|
Medi 2018
|
489593.0
|
Hydref 2018
|
482150.0
|
Tachwedd 2018
|
478137.0
|
Rhagfyr 2018
|
471743.0
|
Ionawr 2019
|
476412.0
|
Chwefror 2019
|
481909.0
|
Mawrth 2019
|
493382.0
|
Ebrill 2019
|
488318.0
|
Mai 2019
|
487056.0
|
Mehefin 2019
|
482947.0
|
Gorffennaf 2019
|
483244.0
|
Awst 2019
|
480066.0
|
Medi 2019
|
478555.0
|
Hydref 2019
|
483420.0
|
Tachwedd 2019
|
486575.0
|
Rhagfyr 2019
|
484986.0
|
Ionawr 2020
|
492010.0
|
Chwefror 2020
|
492760.0
|
Mawrth 2020
|
495013.0
|
Ebrill 2020
|
495574.0
|
Mai 2020
|
493683.0
|
Mehefin 2020
|
504432.0
|
Gorffennaf 2020
|
498093.0
|
Awst 2020
|
506397.0
|
Medi 2020
|
506172.0
|
Hydref 2020
|
514338.0
|
Tachwedd 2020
|
513384.0
|
Rhagfyr 2020
|
508262.0
|
Ionawr 2021
|
496360.0
|
Chwefror 2021
|
499035.0
|
Mawrth 2021
|
505919.0
|
Ebrill 2021
|
511070.0
|
Mai 2021
|
512666.0
|
Mehefin 2021
|
516657.0
|
Gorffennaf 2021
|
519571.0
|
Awst 2021
|
522235.0
|
Medi 2021
|
527207.0
|
Hydref 2021
|
537239.0
|
Tachwedd 2021
|
537237.0
|
Rhagfyr 2021
|
541477.0
|
Ionawr 2022
|
545045.0
|
Chwefror 2022
|
546810.0
|
Mawrth 2022
|
536689.0
|
Ebrill 2022
|
538405.0
|
Mai 2022
|
548981.0
|
Mehefin 2022
|
566790.0
|
Gorffennaf 2022
|
571149.0
|
Awst 2022
|
581839.0
|
Medi 2022
|
579240.0
|
Hydref 2022
|
592690.0
|
Tachwedd 2022
|
588185.0
|
Rhagfyr 2022
|
590187.0
|
Ionawr 2023
|
587091.0
|
Chwefror 2023
|
593064.0
|
Mawrth 2023
|
591839.0
|
Ebrill 2023
|
583889.0
|
Mai 2023
|
572416.0
|
Mehefin 2023
|
577231.0
|
Gorffennaf 2023
|
576885.0
|
Awst 2023
|
580922.0
|
Medi 2023
|
577579.0
|
Dyddiad
|
Cyn berchen-feddianwyr
|
Ionawr 1995
|
|
Chwefror 1995
|
|
Mawrth 1995
|
|
Ebrill 1995
|
|
Mai 1995
|
|
Mehefin 1995
|
|
Gorffennaf 1995
|
|
Awst 1995
|
|
Medi 1995
|
|
Hydref 1995
|
|
Tachwedd 1995
|
|
Rhagfyr 1995
|
|
Ionawr 1996
|
|
Chwefror 1996
|
|
Mawrth 1996
|
|
Ebrill 1996
|
|
Mai 1996
|
|
Mehefin 1996
|
|
Gorffennaf 1996
|
|
Awst 1996
|
|
Medi 1996
|
|
Hydref 1996
|
|
Tachwedd 1996
|
|
Rhagfyr 1996
|
|
Ionawr 1997
|
|
Chwefror 1997
|
|
Mawrth 1997
|
|
Ebrill 1997
|
|
Mai 1997
|
|
Mehefin 1997
|
|
Gorffennaf 1997
|
|
Awst 1997
|
|
Medi 1997
|
|
Hydref 1997
|
|
Tachwedd 1997
|
|
Rhagfyr 1997
|
|
Ionawr 1998
|
|
Chwefror 1998
|
|
Mawrth 1998
|
|
Ebrill 1998
|
|
Mai 1998
|
|
Mehefin 1998
|
|
Gorffennaf 1998
|
|
Awst 1998
|
|
Medi 1998
|
|
Hydref 1998
|
|
Tachwedd 1998
|
|
Rhagfyr 1998
|
|
Ionawr 1999
|
|
Chwefror 1999
|
|
Mawrth 1999
|
|
Ebrill 1999
|
|
Mai 1999
|
|
Mehefin 1999
|
|
Gorffennaf 1999
|
|
Awst 1999
|
|
Medi 1999
|
|
Hydref 1999
|
|
Tachwedd 1999
|
|
Rhagfyr 1999
|
|
Ionawr 2000
|
|
Chwefror 2000
|
|
Mawrth 2000
|
|
Ebrill 2000
|
|
Mai 2000
|
|
Mehefin 2000
|
|
Gorffennaf 2000
|
|
Awst 2000
|
|
Medi 2000
|
|
Hydref 2000
|
|
Tachwedd 2000
|
|
Rhagfyr 2000
|
|
Ionawr 2001
|
|
Chwefror 2001
|
|
Mawrth 2001
|
|
Ebrill 2001
|
|
Mai 2001
|
|
Mehefin 2001
|
|
Gorffennaf 2001
|
|
Awst 2001
|
|
Medi 2001
|
|
Hydref 2001
|
|
Tachwedd 2001
|
|
Rhagfyr 2001
|
|
Ionawr 2002
|
|
Chwefror 2002
|
|
Mawrth 2002
|
|
Ebrill 2002
|
|
Mai 2002
|
|
Mehefin 2002
|
|
Gorffennaf 2002
|
|
Awst 2002
|
|
Medi 2002
|
|
Hydref 2002
|
|
Tachwedd 2002
|
|
Rhagfyr 2002
|
|
Ionawr 2003
|
|
Chwefror 2003
|
|
Mawrth 2003
|
|
Ebrill 2003
|
|
Mai 2003
|
|
Mehefin 2003
|
|
Gorffennaf 2003
|
|
Awst 2003
|
|
Medi 2003
|
|
Hydref 2003
|
|
Tachwedd 2003
|
|
Rhagfyr 2003
|
|
Ionawr 2004
|
|
Chwefror 2004
|
|
Mawrth 2004
|
|
Ebrill 2004
|
|
Mai 2004
|
|
Mehefin 2004
|
|
Gorffennaf 2004
|
|
Awst 2004
|
|
Medi 2004
|
|
Hydref 2004
|
|
Tachwedd 2004
|
|
Rhagfyr 2004
|
|
Ionawr 2005
|
|
Chwefror 2005
|
|
Mawrth 2005
|
|
Ebrill 2005
|
|
Mai 2005
|
|
Mehefin 2005
|
|
Gorffennaf 2005
|
|
Awst 2005
|
|
Medi 2005
|
|
Hydref 2005
|
|
Tachwedd 2005
|
|
Rhagfyr 2005
|
|
Ionawr 2006
|
|
Chwefror 2006
|
|
Mawrth 2006
|
|
Ebrill 2006
|
|
Mai 2006
|
|
Mehefin 2006
|
|
Gorffennaf 2006
|
|
Awst 2006
|
|
Medi 2006
|
|
Hydref 2006
|
|
Tachwedd 2006
|
|
Rhagfyr 2006
|
|
Ionawr 2007
|
|
Chwefror 2007
|
|
Mawrth 2007
|
|
Ebrill 2007
|
|
Mai 2007
|
|
Mehefin 2007
|
|
Gorffennaf 2007
|
|
Awst 2007
|
|
Medi 2007
|
|
Hydref 2007
|
|
Tachwedd 2007
|
|
Rhagfyr 2007
|
|
Ionawr 2008
|
|
Chwefror 2008
|
|
Mawrth 2008
|
|
Ebrill 2008
|
|
Mai 2008
|
|
Mehefin 2008
|
|
Gorffennaf 2008
|
|
Awst 2008
|
|
Medi 2008
|
|
Hydref 2008
|
|
Tachwedd 2008
|
|
Rhagfyr 2008
|
|
Ionawr 2009
|
|
Chwefror 2009
|
|
Mawrth 2009
|
|
Ebrill 2009
|
|
Mai 2009
|
|
Mehefin 2009
|
|
Gorffennaf 2009
|
|
Awst 2009
|
|
Medi 2009
|
|
Hydref 2009
|
|
Tachwedd 2009
|
|
Rhagfyr 2009
|
|
Ionawr 2010
|
|
Chwefror 2010
|
|
Mawrth 2010
|
|
Ebrill 2010
|
|
Mai 2010
|
|
Mehefin 2010
|
|
Gorffennaf 2010
|
|
Awst 2010
|
|
Medi 2010
|
|
Hydref 2010
|
|
Tachwedd 2010
|
|
Rhagfyr 2010
|
|
Ionawr 2011
|
|
Chwefror 2011
|
|
Mawrth 2011
|
|
Ebrill 2011
|
|
Mai 2011
|
|
Mehefin 2011
|
|
Gorffennaf 2011
|
|
Awst 2011
|
|
Medi 2011
|
|
Hydref 2011
|
|
Tachwedd 2011
|
|
Rhagfyr 2011
|
|
Ionawr 2012
|
|
Chwefror 2012
|
|
Mawrth 2012
|
|
Ebrill 2012
|
|
Mai 2012
|
|
Mehefin 2012
|
|
Gorffennaf 2012
|
|
Awst 2012
|
|
Medi 2012
|
|
Hydref 2012
|
|
Tachwedd 2012
|
|
Rhagfyr 2012
|
|
Ionawr 2013
|
4.3
|
Chwefror 2013
|
8.4
|
Mawrth 2013
|
6.4
|
Ebrill 2013
|
4.8
|
Mai 2013
|
2.8
|
Mehefin 2013
|
3.1
|
Gorffennaf 2013
|
0.3
|
Awst 2013
|
-2.2
|
Medi 2013
|
-0.2
|
Hydref 2013
|
3.7
|
Tachwedd 2013
|
7.6
|
Rhagfyr 2013
|
4.3
|
Ionawr 2014
|
4.1
|
Chwefror 2014
|
3.0
|
Mawrth 2014
|
5.8
|
Ebrill 2014
|
7.1
|
Mai 2014
|
10.3
|
Mehefin 2014
|
9.0
|
Gorffennaf 2014
|
11.1
|
Awst 2014
|
11.0
|
Medi 2014
|
12.8
|
Hydref 2014
|
13.9
|
Tachwedd 2014
|
15.3
|
Rhagfyr 2014
|
16.7
|
Ionawr 2015
|
12.3
|
Chwefror 2015
|
11.2
|
Mawrth 2015
|
9.8
|
Ebrill 2015
|
9.8
|
Mai 2015
|
6.9
|
Mehefin 2015
|
9.6
|
Gorffennaf 2015
|
11.2
|
Awst 2015
|
13.5
|
Medi 2015
|
11.4
|
Hydref 2015
|
7.4
|
Tachwedd 2015
|
8.1
|
Rhagfyr 2015
|
8.3
|
Ionawr 2016
|
15.6
|
Chwefror 2016
|
15.7
|
Mawrth 2016
|
18.0
|
Ebrill 2016
|
15.6
|
Mai 2016
|
14.3
|
Mehefin 2016
|
9.4
|
Gorffennaf 2016
|
7.3
|
Awst 2016
|
6.5
|
Medi 2016
|
6.9
|
Hydref 2016
|
8.6
|
Tachwedd 2016
|
6.7
|
Rhagfyr 2016
|
7.8
|
Ionawr 2017
|
2.4
|
Chwefror 2017
|
1.2
|
Mawrth 2017
|
-2.1
|
Ebrill 2017
|
1.3
|
Mai 2017
|
2.7
|
Mehefin 2017
|
4.5
|
Gorffennaf 2017
|
2.8
|
Awst 2017
|
4.2
|
Medi 2017
|
3.5
|
Hydref 2017
|
6.1
|
Tachwedd 2017
|
5.7
|
Rhagfyr 2017
|
4.7
|
Ionawr 2018
|
3.7
|
Chwefror 2018
|
6.0
|
Mawrth 2018
|
7.7
|
Ebrill 2018
|
5.9
|
Mai 2018
|
3.2
|
Mehefin 2018
|
1.7
|
Gorffennaf 2018
|
3.6
|
Awst 2018
|
2.8
|
Medi 2018
|
2.6
|
Hydref 2018
|
-0.9
|
Tachwedd 2018
|
-1.6
|
Rhagfyr 2018
|
-3.0
|
Ionawr 2019
|
-1.1
|
Chwefror 2019
|
-1.2
|
Mawrth 2019
|
0.2
|
Ebrill 2019
|
0.8
|
Mai 2019
|
2.5
|
Mehefin 2019
|
1.8
|
Gorffennaf 2019
|
-0.5
|
Awst 2019
|
-2.3
|
Medi 2019
|
-2.2
|
Hydref 2019
|
0.3
|
Tachwedd 2019
|
1.8
|
Rhagfyr 2019
|
2.8
|
Ionawr 2020
|
3.3
|
Chwefror 2020
|
2.2
|
Mawrth 2020
|
0.3
|
Ebrill 2020
|
1.5
|
Mai 2020
|
1.4
|
Mehefin 2020
|
4.4
|
Gorffennaf 2020
|
3.1
|
Awst 2020
|
5.5
|
Medi 2020
|
5.8
|
Hydref 2020
|
6.4
|
Tachwedd 2020
|
5.5
|
Rhagfyr 2020
|
4.8
|
Ionawr 2021
|
0.9
|
Chwefror 2021
|
1.3
|
Mawrth 2021
|
2.2
|
Ebrill 2021
|
3.1
|
Mai 2021
|
3.8
|
Mehefin 2021
|
2.4
|
Gorffennaf 2021
|
4.3
|
Awst 2021
|
3.1
|
Medi 2021
|
4.2
|
Hydref 2021
|
4.5
|
Tachwedd 2021
|
4.6
|
Rhagfyr 2021
|
6.5
|
Ionawr 2022
|
9.8
|
Chwefror 2022
|
9.6
|
Mawrth 2022
|
6.1
|
Ebrill 2022
|
5.3
|
Mai 2022
|
7.1
|
Mehefin 2022
|
9.7
|
Gorffennaf 2022
|
9.9
|
Awst 2022
|
11.4
|
Medi 2022
|
9.9
|
Hydref 2022
|
10.3
|
Tachwedd 2022
|
9.5
|
Rhagfyr 2022
|
9.0
|
Ionawr 2023
|
7.7
|
Chwefror 2023
|
8.5
|
Mawrth 2023
|
10.3
|
Ebrill 2023
|
8.4
|
Mai 2023
|
4.3
|
Mehefin 2023
|
1.8
|
Gorffennaf 2023
|
1.0
|
Awst 2023
|
-0.2
|
Medi 2023
|
-0.3
|
Dyddiad
|
Cyn berchen-feddianwyr
|
Ionawr 1995
|
|
Chwefror 1995
|
|
Mawrth 1995
|
|
Ebrill 1995
|
|
Mai 1995
|
|
Mehefin 1995
|
|
Gorffennaf 1995
|
|
Awst 1995
|
|
Medi 1995
|
|
Hydref 1995
|
|
Tachwedd 1995
|
|
Rhagfyr 1995
|
|
Ionawr 1996
|
|
Chwefror 1996
|
|
Mawrth 1996
|
|
Ebrill 1996
|
|
Mai 1996
|
|
Mehefin 1996
|
|
Gorffennaf 1996
|
|
Awst 1996
|
|
Medi 1996
|
|
Hydref 1996
|
|
Tachwedd 1996
|
|
Rhagfyr 1996
|
|
Ionawr 1997
|
|
Chwefror 1997
|
|
Mawrth 1997
|
|
Ebrill 1997
|
|
Mai 1997
|
|
Mehefin 1997
|
|
Gorffennaf 1997
|
|
Awst 1997
|
|
Medi 1997
|
|
Hydref 1997
|
|
Tachwedd 1997
|
|
Rhagfyr 1997
|
|
Ionawr 1998
|
|
Chwefror 1998
|
|
Mawrth 1998
|
|
Ebrill 1998
|
|
Mai 1998
|
|
Mehefin 1998
|
|
Gorffennaf 1998
|
|
Awst 1998
|
|
Medi 1998
|
|
Hydref 1998
|
|
Tachwedd 1998
|
|
Rhagfyr 1998
|
|
Ionawr 1999
|
|
Chwefror 1999
|
|
Mawrth 1999
|
|
Ebrill 1999
|
|
Mai 1999
|
|
Mehefin 1999
|
|
Gorffennaf 1999
|
|
Awst 1999
|
|
Medi 1999
|
|
Hydref 1999
|
|
Tachwedd 1999
|
|
Rhagfyr 1999
|
|
Ionawr 2000
|
|
Chwefror 2000
|
|
Mawrth 2000
|
|
Ebrill 2000
|
|
Mai 2000
|
|
Mehefin 2000
|
|
Gorffennaf 2000
|
|
Awst 2000
|
|
Medi 2000
|
|
Hydref 2000
|
|
Tachwedd 2000
|
|
Rhagfyr 2000
|
|
Ionawr 2001
|
|
Chwefror 2001
|
|
Mawrth 2001
|
|
Ebrill 2001
|
|
Mai 2001
|
|
Mehefin 2001
|
|
Gorffennaf 2001
|
|
Awst 2001
|
|
Medi 2001
|
|
Hydref 2001
|
|
Tachwedd 2001
|
|
Rhagfyr 2001
|
|
Ionawr 2002
|
|
Chwefror 2002
|
|
Mawrth 2002
|
|
Ebrill 2002
|
|
Mai 2002
|
|
Mehefin 2002
|
|
Gorffennaf 2002
|
|
Awst 2002
|
|
Medi 2002
|
|
Hydref 2002
|
|
Tachwedd 2002
|
|
Rhagfyr 2002
|
|
Ionawr 2003
|
|
Chwefror 2003
|
|
Mawrth 2003
|
|
Ebrill 2003
|
|
Mai 2003
|
|
Mehefin 2003
|
|
Gorffennaf 2003
|
|
Awst 2003
|
|
Medi 2003
|
|
Hydref 2003
|
|
Tachwedd 2003
|
|
Rhagfyr 2003
|
|
Ionawr 2004
|
|
Chwefror 2004
|
|
Mawrth 2004
|
|
Ebrill 2004
|
|
Mai 2004
|
|
Mehefin 2004
|
|
Gorffennaf 2004
|
|
Awst 2004
|
|
Medi 2004
|
|
Hydref 2004
|
|
Tachwedd 2004
|
|
Rhagfyr 2004
|
|
Ionawr 2005
|
|
Chwefror 2005
|
|
Mawrth 2005
|
|
Ebrill 2005
|
|
Mai 2005
|
|
Mehefin 2005
|
|
Gorffennaf 2005
|
|
Awst 2005
|
|
Medi 2005
|
|
Hydref 2005
|
|
Tachwedd 2005
|
|
Rhagfyr 2005
|
|
Ionawr 2006
|
|
Chwefror 2006
|
|
Mawrth 2006
|
|
Ebrill 2006
|
|
Mai 2006
|
|
Mehefin 2006
|
|
Gorffennaf 2006
|
|
Awst 2006
|
|
Medi 2006
|
|
Hydref 2006
|
|
Tachwedd 2006
|
|
Rhagfyr 2006
|
|
Ionawr 2007
|
|
Chwefror 2007
|
|
Mawrth 2007
|
|
Ebrill 2007
|
|
Mai 2007
|
|
Mehefin 2007
|
|
Gorffennaf 2007
|
|
Awst 2007
|
|
Medi 2007
|
|
Hydref 2007
|
|
Tachwedd 2007
|
|
Rhagfyr 2007
|
|
Ionawr 2008
|
|
Chwefror 2008
|
|
Mawrth 2008
|
|
Ebrill 2008
|
|
Mai 2008
|
|
Mehefin 2008
|
|
Gorffennaf 2008
|
|
Awst 2008
|
|
Medi 2008
|
|
Hydref 2008
|
|
Tachwedd 2008
|
|
Rhagfyr 2008
|
|
Ionawr 2009
|
|
Chwefror 2009
|
|
Mawrth 2009
|
|
Ebrill 2009
|
|
Mai 2009
|
|
Mehefin 2009
|
|
Gorffennaf 2009
|
|
Awst 2009
|
|
Medi 2009
|
|
Hydref 2009
|
|
Tachwedd 2009
|
|
Rhagfyr 2009
|
|
Ionawr 2010
|
|
Chwefror 2010
|
|
Mawrth 2010
|
|
Ebrill 2010
|
|
Mai 2010
|
|
Mehefin 2010
|
|
Gorffennaf 2010
|
|
Awst 2010
|
|
Medi 2010
|
|
Hydref 2010
|
|
Tachwedd 2010
|
|
Rhagfyr 2010
|
|
Ionawr 2011
|
|
Chwefror 2011
|
|
Mawrth 2011
|
|
Ebrill 2011
|
|
Mai 2011
|
|
Mehefin 2011
|
|
Gorffennaf 2011
|
|
Awst 2011
|
|
Medi 2011
|
|
Hydref 2011
|
|
Tachwedd 2011
|
|
Rhagfyr 2011
|
|
Ionawr 2012
|
|
Chwefror 2012
|
-1.8
|
Mawrth 2012
|
1.2
|
Ebrill 2012
|
-0.4
|
Mai 2012
|
2.5
|
Mehefin 2012
|
1.4
|
Gorffennaf 2012
|
3.6
|
Awst 2012
|
2.0
|
Medi 2012
|
-1.7
|
Hydref 2012
|
-3.1
|
Tachwedd 2012
|
-3.7
|
Rhagfyr 2012
|
1.9
|
Ionawr 2013
|
2.7
|
Chwefror 2013
|
2.1
|
Mawrth 2013
|
-0.7
|
Ebrill 2013
|
-1.9
|
Mai 2013
|
0.6
|
Mehefin 2013
|
1.6
|
Gorffennaf 2013
|
0.8
|
Awst 2013
|
-0.5
|
Medi 2013
|
0.3
|
Hydref 2013
|
0.7
|
Tachwedd 2013
|
-0.0
|
Rhagfyr 2013
|
-1.2
|
Ionawr 2014
|
2.5
|
Chwefror 2014
|
1.0
|
Mawrth 2014
|
2.0
|
Ebrill 2014
|
-0.7
|
Mai 2014
|
3.6
|
Mehefin 2014
|
0.4
|
Gorffennaf 2014
|
2.7
|
Awst 2014
|
-0.6
|
Medi 2014
|
1.9
|
Hydref 2014
|
1.6
|
Tachwedd 2014
|
1.2
|
Rhagfyr 2014
|
-0.1
|
Ionawr 2015
|
-1.4
|
Chwefror 2015
|
0.1
|
Mawrth 2015
|
0.7
|
Ebrill 2015
|
-0.7
|
Mai 2015
|
0.8
|
Mehefin 2015
|
3.1
|
Gorffennaf 2015
|
4.2
|
Awst 2015
|
1.4
|
Medi 2015
|
0.1
|
Hydref 2015
|
-2.0
|
Tachwedd 2015
|
1.9
|
Rhagfyr 2015
|
0.1
|
Ionawr 2016
|
5.3
|
Chwefror 2016
|
0.2
|
Mawrth 2016
|
2.7
|
Ebrill 2016
|
-2.8
|
Mai 2016
|
-0.3
|
Mehefin 2016
|
-1.4
|
Gorffennaf 2016
|
2.2
|
Awst 2016
|
0.6
|
Medi 2016
|
0.5
|
Hydref 2016
|
-0.5
|
Tachwedd 2016
|
0.2
|
Rhagfyr 2016
|
1.0
|
Ionawr 2017
|
0.0
|
Chwefror 2017
|
-1.0
|
Mawrth 2017
|
-0.7
|
Ebrill 2017
|
0.1
|
Mai 2017
|
0.6
|
Mehefin 2017
|
1.3
|
Gorffennaf 2017
|
0.5
|
Awst 2017
|
2.0
|
Medi 2017
|
-0.2
|
Hydref 2017
|
2.0
|
Tachwedd 2017
|
-0.1
|
Rhagfyr 2017
|
0.0
|
Ionawr 2018
|
-0.9
|
Chwefror 2018
|
1.3
|
Mawrth 2018
|
0.9
|
Ebrill 2018
|
-1.6
|
Mai 2018
|
-1.9
|
Mehefin 2018
|
-0.2
|
Gorffennaf 2018
|
2.4
|
Awst 2018
|
1.2
|
Medi 2018
|
-0.4
|
Hydref 2018
|
-1.5
|
Tachwedd 2018
|
-0.8
|
Rhagfyr 2018
|
-1.3
|
Ionawr 2019
|
1.0
|
Chwefror 2019
|
1.2
|
Mawrth 2019
|
2.4
|
Ebrill 2019
|
-1.0
|
Mai 2019
|
-0.3
|
Mehefin 2019
|
-0.8
|
Gorffennaf 2019
|
0.1
|
Awst 2019
|
-0.7
|
Medi 2019
|
-0.3
|
Hydref 2019
|
1.0
|
Tachwedd 2019
|
0.6
|
Rhagfyr 2019
|
-0.3
|
Ionawr 2020
|
1.4
|
Chwefror 2020
|
0.2
|
Mawrth 2020
|
0.5
|
Ebrill 2020
|
0.1
|
Mai 2020
|
-0.4
|
Mehefin 2020
|
2.2
|
Gorffennaf 2020
|
-1.3
|
Awst 2020
|
1.7
|
Medi 2020
|
-0.0
|
Hydref 2020
|
1.6
|
Tachwedd 2020
|
-0.2
|
Rhagfyr 2020
|
-1.0
|
Ionawr 2021
|
-2.3
|
Chwefror 2021
|
0.5
|
Mawrth 2021
|
1.4
|
Ebrill 2021
|
1.0
|
Mai 2021
|
0.3
|
Mehefin 2021
|
0.8
|
Gorffennaf 2021
|
0.6
|
Awst 2021
|
0.5
|
Medi 2021
|
1.0
|
Hydref 2021
|
1.9
|
Tachwedd 2021
|
0.0
|
Rhagfyr 2021
|
0.8
|
Ionawr 2022
|
0.7
|
Chwefror 2022
|
0.3
|
Mawrth 2022
|
-1.9
|
Ebrill 2022
|
0.3
|
Mai 2022
|
2.0
|
Mehefin 2022
|
3.2
|
Gorffennaf 2022
|
0.8
|
Awst 2022
|
1.9
|
Medi 2022
|
-0.4
|
Hydref 2022
|
2.3
|
Tachwedd 2022
|
-0.8
|
Rhagfyr 2022
|
0.3
|
Ionawr 2023
|
-0.5
|
Chwefror 2023
|
1.0
|
Mawrth 2023
|
-0.2
|
Ebrill 2023
|
-1.3
|
Mai 2023
|
-2.0
|
Mehefin 2023
|
0.8
|
Gorffennaf 2023
|
-0.1
|
Awst 2023
|
0.7
|
Medi 2023
|
-0.6
|
Dyddiad
|
Cyn berchen-feddianwyr
|
Ionawr 1995
|
|
Chwefror 1995
|
|
Mawrth 1995
|
|
Ebrill 1995
|
|
Mai 1995
|
|
Mehefin 1995
|
|
Gorffennaf 1995
|
|
Awst 1995
|
|
Medi 1995
|
|
Hydref 1995
|
|
Tachwedd 1995
|
|
Rhagfyr 1995
|
|
Ionawr 1996
|
|
Chwefror 1996
|
|
Mawrth 1996
|
|
Ebrill 1996
|
|
Mai 1996
|
|
Mehefin 1996
|
|
Gorffennaf 1996
|
|
Awst 1996
|
|
Medi 1996
|
|
Hydref 1996
|
|
Tachwedd 1996
|
|
Rhagfyr 1996
|
|
Ionawr 1997
|
|
Chwefror 1997
|
|
Mawrth 1997
|
|
Ebrill 1997
|
|
Mai 1997
|
|
Mehefin 1997
|
|
Gorffennaf 1997
|
|
Awst 1997
|
|
Medi 1997
|
|
Hydref 1997
|
|
Tachwedd 1997
|
|
Rhagfyr 1997
|
|
Ionawr 1998
|
|
Chwefror 1998
|
|
Mawrth 1998
|
|
Ebrill 1998
|
|
Mai 1998
|
|
Mehefin 1998
|
|
Gorffennaf 1998
|
|
Awst 1998
|
|
Medi 1998
|
|
Hydref 1998
|
|
Tachwedd 1998
|
|
Rhagfyr 1998
|
|
Ionawr 1999
|
|
Chwefror 1999
|
|
Mawrth 1999
|
|
Ebrill 1999
|
|
Mai 1999
|
|
Mehefin 1999
|
|
Gorffennaf 1999
|
|
Awst 1999
|
|
Medi 1999
|
|
Hydref 1999
|
|
Tachwedd 1999
|
|
Rhagfyr 1999
|
|
Ionawr 2000
|
|
Chwefror 2000
|
|
Mawrth 2000
|
|
Ebrill 2000
|
|
Mai 2000
|
|
Mehefin 2000
|
|
Gorffennaf 2000
|
|
Awst 2000
|
|
Medi 2000
|
|
Hydref 2000
|
|
Tachwedd 2000
|
|
Rhagfyr 2000
|
|
Ionawr 2001
|
|
Chwefror 2001
|
|
Mawrth 2001
|
|
Ebrill 2001
|
|
Mai 2001
|
|
Mehefin 2001
|
|
Gorffennaf 2001
|
|
Awst 2001
|
|
Medi 2001
|
|
Hydref 2001
|
|
Tachwedd 2001
|
|
Rhagfyr 2001
|
|
Ionawr 2002
|
|
Chwefror 2002
|
|
Mawrth 2002
|
|
Ebrill 2002
|
|
Mai 2002
|
|
Mehefin 2002
|
|
Gorffennaf 2002
|
|
Awst 2002
|
|
Medi 2002
|
|
Hydref 2002
|
|
Tachwedd 2002
|
|
Rhagfyr 2002
|
|
Ionawr 2003
|
|
Chwefror 2003
|
|
Mawrth 2003
|
|
Ebrill 2003
|
|
Mai 2003
|
|
Mehefin 2003
|
|
Gorffennaf 2003
|
|
Awst 2003
|
|
Medi 2003
|
|
Hydref 2003
|
|
Tachwedd 2003
|
|
Rhagfyr 2003
|
|
Ionawr 2004
|
|
Chwefror 2004
|
|
Mawrth 2004
|
|
Ebrill 2004
|
|
Mai 2004
|
|
Mehefin 2004
|
|
Gorffennaf 2004
|
|
Awst 2004
|
|
Medi 2004
|
|
Hydref 2004
|
|
Tachwedd 2004
|
|
Rhagfyr 2004
|
|
Ionawr 2005
|
|
Chwefror 2005
|
|
Mawrth 2005
|
|
Ebrill 2005
|
|
Mai 2005
|
|
Mehefin 2005
|
|
Gorffennaf 2005
|
|
Awst 2005
|
|
Medi 2005
|
|
Hydref 2005
|
|
Tachwedd 2005
|
|
Rhagfyr 2005
|
|
Ionawr 2006
|
|
Chwefror 2006
|
|
Mawrth 2006
|
|
Ebrill 2006
|
|
Mai 2006
|
|
Mehefin 2006
|
|
Gorffennaf 2006
|
|
Awst 2006
|
|
Medi 2006
|
|
Hydref 2006
|
|
Tachwedd 2006
|
|
Rhagfyr 2006
|
|
Ionawr 2007
|
|
Chwefror 2007
|
|
Mawrth 2007
|
|
Ebrill 2007
|
|
Mai 2007
|
|
Mehefin 2007
|
|
Gorffennaf 2007
|
|
Awst 2007
|
|
Medi 2007
|
|
Hydref 2007
|
|
Tachwedd 2007
|
|
Rhagfyr 2007
|
|
Ionawr 2008
|
|
Chwefror 2008
|
|
Mawrth 2008
|
|
Ebrill 2008
|
|
Mai 2008
|
|
Mehefin 2008
|
|
Gorffennaf 2008
|
|
Awst 2008
|
|
Medi 2008
|
|
Hydref 2008
|
|
Tachwedd 2008
|
|
Rhagfyr 2008
|
|
Ionawr 2009
|
|
Chwefror 2009
|
|
Mawrth 2009
|
|
Ebrill 2009
|
|
Mai 2009
|
|
Mehefin 2009
|
|
Gorffennaf 2009
|
|
Awst 2009
|
|
Medi 2009
|
|
Hydref 2009
|
|
Tachwedd 2009
|
|
Rhagfyr 2009
|
|
Ionawr 2010
|
|
Chwefror 2010
|
|
Mawrth 2010
|
|
Ebrill 2010
|
|
Mai 2010
|
|
Mehefin 2010
|
|
Gorffennaf 2010
|
|
Awst 2010
|
|
Medi 2010
|
|
Hydref 2010
|
|
Tachwedd 2010
|
|
Rhagfyr 2010
|
|
Ionawr 2011
|
|
Chwefror 2011
|
|
Mawrth 2011
|
|
Ebrill 2011
|
|
Mai 2011
|
|
Mehefin 2011
|
|
Gorffennaf 2011
|
|
Awst 2011
|
|
Medi 2011
|
|
Hydref 2011
|
|
Tachwedd 2011
|
|
Rhagfyr 2011
|
|
Ionawr 2012
|
82.0
|
Chwefror 2012
|
80.6
|
Mawrth 2012
|
81.5
|
Ebrill 2012
|
81.2
|
Mai 2012
|
83.2
|
Mehefin 2012
|
84.4
|
Gorffennaf 2012
|
87.4
|
Awst 2012
|
89.1
|
Medi 2012
|
87.6
|
Hydref 2012
|
84.9
|
Tachwedd 2012
|
81.8
|
Rhagfyr 2012
|
83.3
|
Ionawr 2013
|
85.6
|
Chwefror 2013
|
87.4
|
Mawrth 2013
|
86.7
|
Ebrill 2013
|
85.1
|
Mai 2013
|
85.6
|
Mehefin 2013
|
87.0
|
Gorffennaf 2013
|
87.7
|
Awst 2013
|
87.2
|
Medi 2013
|
87.4
|
Hydref 2013
|
88.0
|
Tachwedd 2013
|
88.0
|
Rhagfyr 2013
|
86.9
|
Ionawr 2014
|
89.1
|
Chwefror 2014
|
90.0
|
Mawrth 2014
|
91.8
|
Ebrill 2014
|
91.1
|
Mai 2014
|
94.4
|
Mehefin 2014
|
94.8
|
Gorffennaf 2014
|
97.4
|
Awst 2014
|
96.8
|
Medi 2014
|
98.6
|
Hydref 2014
|
100.2
|
Tachwedd 2014
|
101.5
|
Rhagfyr 2014
|
101.4
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
100.1
|
Mawrth 2015
|
100.7
|
Ebrill 2015
|
100.0
|
Mai 2015
|
100.8
|
Mehefin 2015
|
103.9
|
Gorffennaf 2015
|
108.3
|
Awst 2015
|
109.8
|
Medi 2015
|
109.9
|
Hydref 2015
|
107.6
|
Tachwedd 2015
|
109.7
|
Rhagfyr 2015
|
109.8
|
Ionawr 2016
|
115.6
|
Chwefror 2016
|
115.8
|
Mawrth 2016
|
118.9
|
Ebrill 2016
|
115.6
|
Mai 2016
|
115.3
|
Mehefin 2016
|
113.7
|
Gorffennaf 2016
|
116.2
|
Awst 2016
|
116.9
|
Medi 2016
|
117.5
|
Hydref 2016
|
116.9
|
Tachwedd 2016
|
117.1
|
Rhagfyr 2016
|
118.3
|
Ionawr 2017
|
118.4
|
Chwefror 2017
|
117.2
|
Mawrth 2017
|
116.4
|
Ebrill 2017
|
116.6
|
Mai 2017
|
117.3
|
Mehefin 2017
|
118.8
|
Gorffennaf 2017
|
119.4
|
Awst 2017
|
121.8
|
Medi 2017
|
121.6
|
Hydref 2017
|
123.9
|
Tachwedd 2017
|
123.8
|
Rhagfyr 2017
|
123.8
|
Ionawr 2018
|
122.7
|
Chwefror 2018
|
124.3
|
Mawrth 2018
|
125.4
|
Ebrill 2018
|
123.4
|
Mai 2018
|
121.1
|
Mehefin 2018
|
120.8
|
Gorffennaf 2018
|
123.7
|
Awst 2018
|
125.2
|
Medi 2018
|
124.7
|
Hydref 2018
|
122.8
|
Tachwedd 2018
|
121.8
|
Rhagfyr 2018
|
120.2
|
Ionawr 2019
|
121.4
|
Chwefror 2019
|
122.8
|
Mawrth 2019
|
125.7
|
Ebrill 2019
|
124.4
|
Mai 2019
|
124.1
|
Mehefin 2019
|
123.0
|
Gorffennaf 2019
|
123.1
|
Awst 2019
|
122.3
|
Medi 2019
|
121.9
|
Hydref 2019
|
123.2
|
Tachwedd 2019
|
124.0
|
Rhagfyr 2019
|
123.6
|
Ionawr 2020
|
125.3
|
Chwefror 2020
|
125.5
|
Mawrth 2020
|
126.1
|
Ebrill 2020
|
126.2
|
Mai 2020
|
125.8
|
Mehefin 2020
|
128.5
|
Gorffennaf 2020
|
126.9
|
Awst 2020
|
129.0
|
Medi 2020
|
128.9
|
Hydref 2020
|
131.0
|
Tachwedd 2020
|
130.8
|
Rhagfyr 2020
|
129.5
|
Ionawr 2021
|
126.4
|
Chwefror 2021
|
127.1
|
Mawrth 2021
|
128.9
|
Ebrill 2021
|
130.2
|
Mai 2021
|
130.6
|
Mehefin 2021
|
131.6
|
Gorffennaf 2021
|
132.4
|
Awst 2021
|
133.0
|
Medi 2021
|
134.3
|
Hydref 2021
|
136.9
|
Tachwedd 2021
|
136.9
|
Rhagfyr 2021
|
137.9
|
Ionawr 2022
|
138.8
|
Chwefror 2022
|
139.3
|
Mawrth 2022
|
136.7
|
Ebrill 2022
|
137.2
|
Mai 2022
|
139.8
|
Mehefin 2022
|
144.4
|
Gorffennaf 2022
|
145.5
|
Awst 2022
|
148.2
|
Medi 2022
|
147.6
|
Hydref 2022
|
151.0
|
Tachwedd 2022
|
149.8
|
Rhagfyr 2022
|
150.3
|
Ionawr 2023
|
149.6
|
Chwefror 2023
|
151.1
|
Mawrth 2023
|
150.8
|
Ebrill 2023
|
148.7
|
Mai 2023
|
145.8
|
Mehefin 2023
|
147.0
|
Gorffennaf 2023
|
147.0
|
Awst 2023
|
148.0
|
Medi 2023
|
147.1
|
Statws cyllido
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol a nifer y gwerthiannau yn ôl statws cyllido, e.e. Arian Parod/Morgais
Dyddiad
|
Pryniannau morgais
|
Ionawr 1995
|
|
Chwefror 1995
|
|
Mawrth 1995
|
|
Ebrill 1995
|
|
Mai 1995
|
|
Mehefin 1995
|
|
Gorffennaf 1995
|
|
Awst 1995
|
|
Medi 1995
|
|
Hydref 1995
|
|
Tachwedd 1995
|
|
Rhagfyr 1995
|
|
Ionawr 1996
|
|
Chwefror 1996
|
|
Mawrth 1996
|
|
Ebrill 1996
|
|
Mai 1996
|
|
Mehefin 1996
|
|
Gorffennaf 1996
|
|
Awst 1996
|
|
Medi 1996
|
|
Hydref 1996
|
|
Tachwedd 1996
|
|
Rhagfyr 1996
|
|
Ionawr 1997
|
|
Chwefror 1997
|
|
Mawrth 1997
|
|
Ebrill 1997
|
|
Mai 1997
|
|
Mehefin 1997
|
|
Gorffennaf 1997
|
|
Awst 1997
|
|
Medi 1997
|
|
Hydref 1997
|
|
Tachwedd 1997
|
|
Rhagfyr 1997
|
|
Ionawr 1998
|
|
Chwefror 1998
|
|
Mawrth 1998
|
|
Ebrill 1998
|
|
Mai 1998
|
|
Mehefin 1998
|
|
Gorffennaf 1998
|
|
Awst 1998
|
|
Medi 1998
|
|
Hydref 1998
|
|
Tachwedd 1998
|
|
Rhagfyr 1998
|
|
Ionawr 1999
|
|
Chwefror 1999
|
|
Mawrth 1999
|
|
Ebrill 1999
|
|
Mai 1999
|
|
Mehefin 1999
|
|
Gorffennaf 1999
|
|
Awst 1999
|
|
Medi 1999
|
|
Hydref 1999
|
|
Tachwedd 1999
|
|
Rhagfyr 1999
|
|
Ionawr 2000
|
|
Chwefror 2000
|
|
Mawrth 2000
|
|
Ebrill 2000
|
|
Mai 2000
|
|
Mehefin 2000
|
|
Gorffennaf 2000
|
|
Awst 2000
|
|
Medi 2000
|
|
Hydref 2000
|
|
Tachwedd 2000
|
|
Rhagfyr 2000
|
|
Ionawr 2001
|
|
Chwefror 2001
|
|
Mawrth 2001
|
|
Ebrill 2001
|
|
Mai 2001
|
|
Mehefin 2001
|
|
Gorffennaf 2001
|
|
Awst 2001
|
|
Medi 2001
|
|
Hydref 2001
|
|
Tachwedd 2001
|
|
Rhagfyr 2001
|
|
Ionawr 2002
|
|
Chwefror 2002
|
|
Mawrth 2002
|
|
Ebrill 2002
|
|
Mai 2002
|
|
Mehefin 2002
|
|
Gorffennaf 2002
|
|
Awst 2002
|
|
Medi 2002
|
|
Hydref 2002
|
|
Tachwedd 2002
|
|
Rhagfyr 2002
|
|
Ionawr 2003
|
|
Chwefror 2003
|
|
Mawrth 2003
|
|
Ebrill 2003
|
|
Mai 2003
|
|
Mehefin 2003
|
|
Gorffennaf 2003
|
|
Awst 2003
|
|
Medi 2003
|
|
Hydref 2003
|
|
Tachwedd 2003
|
|
Rhagfyr 2003
|
|
Ionawr 2004
|
|
Chwefror 2004
|
|
Mawrth 2004
|
|
Ebrill 2004
|
|
Mai 2004
|
|
Mehefin 2004
|
|
Gorffennaf 2004
|
|
Awst 2004
|
|
Medi 2004
|
|
Hydref 2004
|
|
Tachwedd 2004
|
|
Rhagfyr 2004
|
|
Ionawr 2005
|
|
Chwefror 2005
|
|
Mawrth 2005
|
|
Ebrill 2005
|
|
Mai 2005
|
|
Mehefin 2005
|
|
Gorffennaf 2005
|
|
Awst 2005
|
|
Medi 2005
|
|
Hydref 2005
|
|
Tachwedd 2005
|
|
Rhagfyr 2005
|
|
Ionawr 2006
|
|
Chwefror 2006
|
|
Mawrth 2006
|
|
Ebrill 2006
|
|
Mai 2006
|
|
Mehefin 2006
|
|
Gorffennaf 2006
|
|
Awst 2006
|
|
Medi 2006
|
|
Hydref 2006
|
|
Tachwedd 2006
|
|
Rhagfyr 2006
|
|
Ionawr 2007
|
|
Chwefror 2007
|
|
Mawrth 2007
|
|
Ebrill 2007
|
|
Mai 2007
|
|
Mehefin 2007
|
|
Gorffennaf 2007
|
|
Awst 2007
|
|
Medi 2007
|
|
Hydref 2007
|
|
Tachwedd 2007
|
|
Rhagfyr 2007
|
|
Ionawr 2008
|
|
Chwefror 2008
|
|
Mawrth 2008
|
|
Ebrill 2008
|
|
Mai 2008
|
|
Mehefin 2008
|
|
Gorffennaf 2008
|
|
Awst 2008
|
|
Medi 2008
|
|
Hydref 2008
|
|
Tachwedd 2008
|
|
Rhagfyr 2008
|
|
Ionawr 2009
|
|
Chwefror 2009
|
|
Mawrth 2009
|
|
Ebrill 2009
|
|
Mai 2009
|
|
Mehefin 2009
|
|
Gorffennaf 2009
|
|
Awst 2009
|
|
Medi 2009
|
|
Hydref 2009
|
|
Tachwedd 2009
|
|
Rhagfyr 2009
|
|
Ionawr 2010
|
|
Chwefror 2010
|
|
Mawrth 2010
|
|
Ebrill 2010
|
|
Mai 2010
|
|
Mehefin 2010
|
|
Gorffennaf 2010
|
|
Awst 2010
|
|
Medi 2010
|
|
Hydref 2010
|
|
Tachwedd 2010
|
|
Rhagfyr 2010
|
|
Ionawr 2011
|
|
Chwefror 2011
|
|
Mawrth 2011
|
|
Ebrill 2011
|
|
Mai 2011
|
|
Mehefin 2011
|
|
Gorffennaf 2011
|
|
Awst 2011
|
|
Medi 2011
|
|
Hydref 2011
|
|
Tachwedd 2011
|
|
Rhagfyr 2011
|
|
Ionawr 2012
|
287786.0
|
Chwefror 2012
|
282497.0
|
Mawrth 2012
|
286207.0
|
Ebrill 2012
|
285019.0
|
Mai 2012
|
292339.0
|
Mehefin 2012
|
296171.0
|
Gorffennaf 2012
|
306743.0
|
Awst 2012
|
312923.0
|
Medi 2012
|
307624.0
|
Hydref 2012
|
298063.0
|
Tachwedd 2012
|
287095.0
|
Rhagfyr 2012
|
292584.0
|
Ionawr 2013
|
300359.0
|
Chwefror 2013
|
306585.0
|
Mawrth 2013
|
304177.0
|
Ebrill 2013
|
298570.0
|
Mai 2013
|
300257.0
|
Mehefin 2013
|
305211.0
|
Gorffennaf 2013
|
307609.0
|
Awst 2013
|
305930.0
|
Medi 2013
|
306650.0
|
Hydref 2013
|
308740.0
|
Tachwedd 2013
|
308737.0
|
Rhagfyr 2013
|
305229.0
|
Ionawr 2014
|
312974.0
|
Chwefror 2014
|
316199.0
|
Mawrth 2014
|
322641.0
|
Ebrill 2014
|
320458.0
|
Mai 2014
|
332094.0
|
Mehefin 2014
|
333653.0
|
Gorffennaf 2014
|
342737.0
|
Awst 2014
|
340423.0
|
Medi 2014
|
346911.0
|
Hydref 2014
|
352544.0
|
Tachwedd 2014
|
357000.0
|
Rhagfyr 2014
|
356866.0
|
Ionawr 2015
|
351721.0
|
Chwefror 2015
|
351700.0
|
Mawrth 2015
|
353808.0
|
Ebrill 2015
|
351465.0
|
Mai 2015
|
354645.0
|
Mehefin 2015
|
365885.0
|
Gorffennaf 2015
|
381191.0
|
Awst 2015
|
386455.0
|
Medi 2015
|
386495.0
|
Hydref 2015
|
378659.0
|
Tachwedd 2015
|
385931.0
|
Rhagfyr 2015
|
386345.0
|
Ionawr 2016
|
406635.0
|
Chwefror 2016
|
407406.0
|
Mawrth 2016
|
418003.0
|
Ebrill 2016
|
406867.0
|
Mai 2016
|
406082.0
|
Mehefin 2016
|
401046.0
|
Gorffennaf 2016
|
409528.0
|
Awst 2016
|
412015.0
|
Medi 2016
|
413798.0
|
Hydref 2016
|
411418.0
|
Tachwedd 2016
|
411955.0
|
Rhagfyr 2016
|
416209.0
|
Ionawr 2017
|
416506.0
|
Chwefror 2017
|
412732.0
|
Mawrth 2017
|
409893.0
|
Ebrill 2017
|
410359.0
|
Mai 2017
|
413195.0
|
Mehefin 2017
|
418579.0
|
Gorffennaf 2017
|
420841.0
|
Awst 2017
|
428820.0
|
Medi 2017
|
427833.0
|
Hydref 2017
|
436071.0
|
Tachwedd 2017
|
435720.0
|
Rhagfyr 2017
|
436043.0
|
Ionawr 2018
|
432179.0
|
Chwefror 2018
|
437547.0
|
Mawrth 2018
|
441620.0
|
Ebrill 2018
|
434837.0
|
Mai 2018
|
426363.0
|
Mehefin 2018
|
425318.0
|
Gorffennaf 2018
|
434909.0
|
Awst 2018
|
439964.0
|
Medi 2018
|
438135.0
|
Hydref 2018
|
431688.0
|
Tachwedd 2018
|
427812.0
|
Rhagfyr 2018
|
422424.0
|
Ionawr 2019
|
426389.0
|
Chwefror 2019
|
431616.0
|
Mawrth 2019
|
441854.0
|
Ebrill 2019
|
437716.0
|
Mai 2019
|
436558.0
|
Mehefin 2019
|
432742.0
|
Gorffennaf 2019
|
433041.0
|
Awst 2019
|
429802.0
|
Medi 2019
|
428458.0
|
Hydref 2019
|
432559.0
|
Tachwedd 2019
|
435343.0
|
Rhagfyr 2019
|
433919.0
|
Ionawr 2020
|
440454.0
|
Chwefror 2020
|
441200.0
|
Mawrth 2020
|
443124.0
|
Ebrill 2020
|
443067.0
|
Mai 2020
|
441695.0
|
Mehefin 2020
|
451620.0
|
Gorffennaf 2020
|
446215.0
|
Awst 2020
|
452956.0
|
Medi 2020
|
451854.0
|
Hydref 2020
|
458683.0
|
Tachwedd 2020
|
457758.0
|
Rhagfyr 2020
|
453315.0
|
Ionawr 2021
|
443275.0
|
Chwefror 2021
|
446792.0
|
Mawrth 2021
|
454118.0
|
Ebrill 2021
|
459215.0
|
Mai 2021
|
460507.0
|
Mehefin 2021
|
463942.0
|
Gorffennaf 2021
|
465807.0
|
Awst 2021
|
466693.0
|
Medi 2021
|
470337.0
|
Hydref 2021
|
478124.0
|
Tachwedd 2021
|
478175.0
|
Rhagfyr 2021
|
481172.0
|
Ionawr 2022
|
484569.0
|
Chwefror 2022
|
486350.0
|
Mawrth 2022
|
477337.0
|
Ebrill 2022
|
479273.0
|
Mai 2022
|
488638.0
|
Mehefin 2022
|
504825.0
|
Gorffennaf 2022
|
508574.0
|
Awst 2022
|
518042.0
|
Medi 2022
|
515269.0
|
Hydref 2022
|
527288.0
|
Tachwedd 2022
|
523298.0
|
Rhagfyr 2022
|
525528.0
|
Ionawr 2023
|
522475.0
|
Chwefror 2023
|
527572.0
|
Mawrth 2023
|
526077.0
|
Ebrill 2023
|
518912.0
|
Mai 2023
|
509327.0
|
Mehefin 2023
|
513431.0
|
Gorffennaf 2023
|
512930.0
|
Awst 2023
|
515599.0
|
Medi 2023
|
512547.0
|
Dyddiad
|
Pryniannau morgais
|
Ionawr 1995
|
|
Chwefror 1995
|
|
Mawrth 1995
|
|
Ebrill 1995
|
|
Mai 1995
|
|
Mehefin 1995
|
|
Gorffennaf 1995
|
|
Awst 1995
|
|
Medi 1995
|
|
Hydref 1995
|
|
Tachwedd 1995
|
|
Rhagfyr 1995
|
|
Ionawr 1996
|
|
Chwefror 1996
|
|
Mawrth 1996
|
|
Ebrill 1996
|
|
Mai 1996
|
|
Mehefin 1996
|
|
Gorffennaf 1996
|
|
Awst 1996
|
|
Medi 1996
|
|
Hydref 1996
|
|
Tachwedd 1996
|
|
Rhagfyr 1996
|
|
Ionawr 1997
|
|
Chwefror 1997
|
|
Mawrth 1997
|
|
Ebrill 1997
|
|
Mai 1997
|
|
Mehefin 1997
|
|
Gorffennaf 1997
|
|
Awst 1997
|
|
Medi 1997
|
|
Hydref 1997
|
|
Tachwedd 1997
|
|
Rhagfyr 1997
|
|
Ionawr 1998
|
|
Chwefror 1998
|
|
Mawrth 1998
|
|
Ebrill 1998
|
|
Mai 1998
|
|
Mehefin 1998
|
|
Gorffennaf 1998
|
|
Awst 1998
|
|
Medi 1998
|
|
Hydref 1998
|
|
Tachwedd 1998
|
|
Rhagfyr 1998
|
|
Ionawr 1999
|
|
Chwefror 1999
|
|
Mawrth 1999
|
|
Ebrill 1999
|
|
Mai 1999
|
|
Mehefin 1999
|
|
Gorffennaf 1999
|
|
Awst 1999
|
|
Medi 1999
|
|
Hydref 1999
|
|
Tachwedd 1999
|
|
Rhagfyr 1999
|
|
Ionawr 2000
|
|
Chwefror 2000
|
|
Mawrth 2000
|
|
Ebrill 2000
|
|
Mai 2000
|
|
Mehefin 2000
|
|
Gorffennaf 2000
|
|
Awst 2000
|
|
Medi 2000
|
|
Hydref 2000
|
|
Tachwedd 2000
|
|
Rhagfyr 2000
|
|
Ionawr 2001
|
|
Chwefror 2001
|
|
Mawrth 2001
|
|
Ebrill 2001
|
|
Mai 2001
|
|
Mehefin 2001
|
|
Gorffennaf 2001
|
|
Awst 2001
|
|
Medi 2001
|
|
Hydref 2001
|
|
Tachwedd 2001
|
|
Rhagfyr 2001
|
|
Ionawr 2002
|
|
Chwefror 2002
|
|
Mawrth 2002
|
|
Ebrill 2002
|
|
Mai 2002
|
|
Mehefin 2002
|
|
Gorffennaf 2002
|
|
Awst 2002
|
|
Medi 2002
|
|
Hydref 2002
|
|
Tachwedd 2002
|
|
Rhagfyr 2002
|
|
Ionawr 2003
|
|
Chwefror 2003
|
|
Mawrth 2003
|
|
Ebrill 2003
|
|
Mai 2003
|
|
Mehefin 2003
|
|
Gorffennaf 2003
|
|
Awst 2003
|
|
Medi 2003
|
|
Hydref 2003
|
|
Tachwedd 2003
|
|
Rhagfyr 2003
|
|
Ionawr 2004
|
|
Chwefror 2004
|
|
Mawrth 2004
|
|
Ebrill 2004
|
|
Mai 2004
|
|
Mehefin 2004
|
|
Gorffennaf 2004
|
|
Awst 2004
|
|
Medi 2004
|
|
Hydref 2004
|
|
Tachwedd 2004
|
|
Rhagfyr 2004
|
|
Ionawr 2005
|
|
Chwefror 2005
|
|
Mawrth 2005
|
|
Ebrill 2005
|
|
Mai 2005
|
|
Mehefin 2005
|
|
Gorffennaf 2005
|
|
Awst 2005
|
|
Medi 2005
|
|
Hydref 2005
|
|
Tachwedd 2005
|
|
Rhagfyr 2005
|
|
Ionawr 2006
|
|
Chwefror 2006
|
|
Mawrth 2006
|
|
Ebrill 2006
|
|
Mai 2006
|
|
Mehefin 2006
|
|
Gorffennaf 2006
|
|
Awst 2006
|
|
Medi 2006
|
|
Hydref 2006
|
|
Tachwedd 2006
|
|
Rhagfyr 2006
|
|
Ionawr 2007
|
|
Chwefror 2007
|
|
Mawrth 2007
|
|
Ebrill 2007
|
|
Mai 2007
|
|
Mehefin 2007
|
|
Gorffennaf 2007
|
|
Awst 2007
|
|
Medi 2007
|
|
Hydref 2007
|
|
Tachwedd 2007
|
|
Rhagfyr 2007
|
|
Ionawr 2008
|
|
Chwefror 2008
|
|
Mawrth 2008
|
|
Ebrill 2008
|
|
Mai 2008
|
|
Mehefin 2008
|
|
Gorffennaf 2008
|
|
Awst 2008
|
|
Medi 2008
|
|
Hydref 2008
|
|
Tachwedd 2008
|
|
Rhagfyr 2008
|
|
Ionawr 2009
|
|
Chwefror 2009
|
|
Mawrth 2009
|
|
Ebrill 2009
|
|
Mai 2009
|
|
Mehefin 2009
|
|
Gorffennaf 2009
|
|
Awst 2009
|
|
Medi 2009
|
|
Hydref 2009
|
|
Tachwedd 2009
|
|
Rhagfyr 2009
|
|
Ionawr 2010
|
|
Chwefror 2010
|
|
Mawrth 2010
|
|
Ebrill 2010
|
|
Mai 2010
|
|
Mehefin 2010
|
|
Gorffennaf 2010
|
|
Awst 2010
|
|
Medi 2010
|
|
Hydref 2010
|
|
Tachwedd 2010
|
|
Rhagfyr 2010
|
|
Ionawr 2011
|
|
Chwefror 2011
|
|
Mawrth 2011
|
|
Ebrill 2011
|
|
Mai 2011
|
|
Mehefin 2011
|
|
Gorffennaf 2011
|
|
Awst 2011
|
|
Medi 2011
|
|
Hydref 2011
|
|
Tachwedd 2011
|
|
Rhagfyr 2011
|
|
Ionawr 2012
|
|
Chwefror 2012
|
|
Mawrth 2012
|
|
Ebrill 2012
|
|
Mai 2012
|
|
Mehefin 2012
|
|
Gorffennaf 2012
|
|
Awst 2012
|
|
Medi 2012
|
|
Hydref 2012
|
|
Tachwedd 2012
|
|
Rhagfyr 2012
|
|
Ionawr 2013
|
4.4
|
Chwefror 2013
|
8.5
|
Mawrth 2013
|
6.3
|
Ebrill 2013
|
4.8
|
Mai 2013
|
2.7
|
Mehefin 2013
|
3.0
|
Gorffennaf 2013
|
0.3
|
Awst 2013
|
-2.2
|
Medi 2013
|
-0.3
|
Hydref 2013
|
3.6
|
Tachwedd 2013
|
7.5
|
Rhagfyr 2013
|
4.3
|
Ionawr 2014
|
4.2
|
Chwefror 2014
|
3.1
|
Mawrth 2014
|
6.1
|
Ebrill 2014
|
7.3
|
Mai 2014
|
10.6
|
Mehefin 2014
|
9.3
|
Gorffennaf 2014
|
11.4
|
Awst 2014
|
11.3
|
Medi 2014
|
13.1
|
Hydref 2014
|
14.2
|
Tachwedd 2014
|
15.6
|
Rhagfyr 2014
|
16.9
|
Ionawr 2015
|
12.4
|
Chwefror 2015
|
11.2
|
Mawrth 2015
|
9.7
|
Ebrill 2015
|
9.7
|
Mai 2015
|
6.8
|
Mehefin 2015
|
9.7
|
Gorffennaf 2015
|
11.2
|
Awst 2015
|
13.5
|
Medi 2015
|
11.4
|
Hydref 2015
|
7.4
|
Tachwedd 2015
|
8.1
|
Rhagfyr 2015
|
8.3
|
Ionawr 2016
|
15.6
|
Chwefror 2016
|
15.8
|
Mawrth 2016
|
18.1
|
Ebrill 2016
|
15.8
|
Mai 2016
|
14.5
|
Mehefin 2016
|
9.6
|
Gorffennaf 2016
|
7.4
|
Awst 2016
|
6.6
|
Medi 2016
|
7.1
|
Hydref 2016
|
8.6
|
Tachwedd 2016
|
6.7
|
Rhagfyr 2016
|
7.7
|
Ionawr 2017
|
2.4
|
Chwefror 2017
|
1.3
|
Mawrth 2017
|
-1.9
|
Ebrill 2017
|
1.3
|
Mai 2017
|
2.6
|
Mehefin 2017
|
4.4
|
Gorffennaf 2017
|
2.8
|
Awst 2017
|
4.1
|
Medi 2017
|
3.4
|
Hydref 2017
|
6.0
|
Tachwedd 2017
|
5.8
|
Rhagfyr 2017
|
4.8
|
Ionawr 2018
|
3.8
|
Chwefror 2018
|
6.0
|
Mawrth 2018
|
7.7
|
Ebrill 2018
|
6.0
|
Mai 2018
|
3.2
|
Mehefin 2018
|
1.6
|
Gorffennaf 2018
|
3.3
|
Awst 2018
|
2.6
|
Medi 2018
|
2.4
|
Hydref 2018
|
-1.0
|
Tachwedd 2018
|
-1.8
|
Rhagfyr 2018
|
-3.1
|
Ionawr 2019
|
-1.3
|
Chwefror 2019
|
-1.4
|
Mawrth 2019
|
0.1
|
Ebrill 2019
|
0.7
|
Mai 2019
|
2.4
|
Mehefin 2019
|
1.8
|
Gorffennaf 2019
|
-0.4
|
Awst 2019
|
-2.3
|
Medi 2019
|
-2.2
|
Hydref 2019
|
0.2
|
Tachwedd 2019
|
1.8
|
Rhagfyr 2019
|
2.7
|
Ionawr 2020
|
3.3
|
Chwefror 2020
|
2.2
|
Mawrth 2020
|
0.3
|
Ebrill 2020
|
1.2
|
Mai 2020
|
1.2
|
Mehefin 2020
|
4.4
|
Gorffennaf 2020
|
3.0
|
Awst 2020
|
5.4
|
Medi 2020
|
5.5
|
Hydref 2020
|
6.0
|
Tachwedd 2020
|
5.2
|
Rhagfyr 2020
|
4.5
|
Ionawr 2021
|
0.6
|
Chwefror 2021
|
1.3
|
Mawrth 2021
|
2.5
|
Ebrill 2021
|
3.6
|
Mai 2021
|
4.3
|
Mehefin 2021
|
2.7
|
Gorffennaf 2021
|
4.4
|
Awst 2021
|
3.0
|
Medi 2021
|
4.1
|
Hydref 2021
|
4.2
|
Tachwedd 2021
|
4.5
|
Rhagfyr 2021
|
6.1
|
Ionawr 2022
|
9.3
|
Chwefror 2022
|
8.9
|
Mawrth 2022
|
5.1
|
Ebrill 2022
|
4.4
|
Mai 2022
|
6.1
|
Mehefin 2022
|
8.8
|
Gorffennaf 2022
|
9.2
|
Awst 2022
|
11.0
|
Medi 2022
|
9.6
|
Hydref 2022
|
10.3
|
Tachwedd 2022
|
9.4
|
Rhagfyr 2022
|
9.2
|
Ionawr 2023
|
7.8
|
Chwefror 2023
|
8.5
|
Mawrth 2023
|
10.2
|
Ebrill 2023
|
8.3
|
Mai 2023
|
4.2
|
Mehefin 2023
|
1.7
|
Gorffennaf 2023
|
0.9
|
Awst 2023
|
-0.5
|
Medi 2023
|
-0.5
|
Dyddiad
|
Pryniannau morgais
|
Ionawr 1995
|
|
Chwefror 1995
|
|
Mawrth 1995
|
|
Ebrill 1995
|
|
Mai 1995
|
|
Mehefin 1995
|
|
Gorffennaf 1995
|
|
Awst 1995
|
|
Medi 1995
|
|
Hydref 1995
|
|
Tachwedd 1995
|
|
Rhagfyr 1995
|
|
Ionawr 1996
|
|
Chwefror 1996
|
|
Mawrth 1996
|
|
Ebrill 1996
|
|
Mai 1996
|
|
Mehefin 1996
|
|
Gorffennaf 1996
|
|
Awst 1996
|
|
Medi 1996
|
|
Hydref 1996
|
|
Tachwedd 1996
|
|
Rhagfyr 1996
|
|
Ionawr 1997
|
|
Chwefror 1997
|
|
Mawrth 1997
|
|
Ebrill 1997
|
|
Mai 1997
|
|
Mehefin 1997
|
|
Gorffennaf 1997
|
|
Awst 1997
|
|
Medi 1997
|
|
Hydref 1997
|
|
Tachwedd 1997
|
|
Rhagfyr 1997
|
|
Ionawr 1998
|
|
Chwefror 1998
|
|
Mawrth 1998
|
|
Ebrill 1998
|
|
Mai 1998
|
|
Mehefin 1998
|
|
Gorffennaf 1998
|
|
Awst 1998
|
|
Medi 1998
|
|
Hydref 1998
|
|
Tachwedd 1998
|
|
Rhagfyr 1998
|
|
Ionawr 1999
|
|
Chwefror 1999
|
|
Mawrth 1999
|
|
Ebrill 1999
|
|
Mai 1999
|
|
Mehefin 1999
|
|
Gorffennaf 1999
|
|
Awst 1999
|
|
Medi 1999
|
|
Hydref 1999
|
|
Tachwedd 1999
|
|
Rhagfyr 1999
|
|
Ionawr 2000
|
|
Chwefror 2000
|
|
Mawrth 2000
|
|
Ebrill 2000
|
|
Mai 2000
|
|
Mehefin 2000
|
|
Gorffennaf 2000
|
|
Awst 2000
|
|
Medi 2000
|
|
Hydref 2000
|
|
Tachwedd 2000
|
|
Rhagfyr 2000
|
|
Ionawr 2001
|
|
Chwefror 2001
|
|
Mawrth 2001
|
|
Ebrill 2001
|
|
Mai 2001
|
|
Mehefin 2001
|
|
Gorffennaf 2001
|
|
Awst 2001
|
|
Medi 2001
|
|
Hydref 2001
|
|
Tachwedd 2001
|
|
Rhagfyr 2001
|
|
Ionawr 2002
|
|
Chwefror 2002
|
|
Mawrth 2002
|
|
Ebrill 2002
|
|
Mai 2002
|
|
Mehefin 2002
|
|
Gorffennaf 2002
|
|
Awst 2002
|
|
Medi 2002
|
|
Hydref 2002
|
|
Tachwedd 2002
|
|
Rhagfyr 2002
|
|
Ionawr 2003
|
|
Chwefror 2003
|
|
Mawrth 2003
|
|
Ebrill 2003
|
|
Mai 2003
|
|
Mehefin 2003
|
|
Gorffennaf 2003
|
|
Awst 2003
|
|
Medi 2003
|
|
Hydref 2003
|
|
Tachwedd 2003
|
|
Rhagfyr 2003
|
|
Ionawr 2004
|
|
Chwefror 2004
|
|
Mawrth 2004
|
|
Ebrill 2004
|
|
Mai 2004
|
|
Mehefin 2004
|
|
Gorffennaf 2004
|
|
Awst 2004
|
|
Medi 2004
|
|
Hydref 2004
|
|
Tachwedd 2004
|
|
Rhagfyr 2004
|
|
Ionawr 2005
|
|
Chwefror 2005
|
|
Mawrth 2005
|
|
Ebrill 2005
|
|
Mai 2005
|
|
Mehefin 2005
|
|
Gorffennaf 2005
|
|
Awst 2005
|
|
Medi 2005
|
|
Hydref 2005
|
|
Tachwedd 2005
|
|
Rhagfyr 2005
|
|
Ionawr 2006
|
|
Chwefror 2006
|
|
Mawrth 2006
|
|
Ebrill 2006
|
|
Mai 2006
|
|
Mehefin 2006
|
|
Gorffennaf 2006
|
|
Awst 2006
|
|
Medi 2006
|
|
Hydref 2006
|
|
Tachwedd 2006
|
|
Rhagfyr 2006
|
|
Ionawr 2007
|
|
Chwefror 2007
|
|
Mawrth 2007
|
|
Ebrill 2007
|
|
Mai 2007
|
|
Mehefin 2007
|
|
Gorffennaf 2007
|
|
Awst 2007
|
|
Medi 2007
|
|
Hydref 2007
|
|
Tachwedd 2007
|
|
Rhagfyr 2007
|
|
Ionawr 2008
|
|
Chwefror 2008
|
|
Mawrth 2008
|
|
Ebrill 2008
|
|
Mai 2008
|
|
Mehefin 2008
|
|
Gorffennaf 2008
|
|
Awst 2008
|
|
Medi 2008
|
|
Hydref 2008
|
|
Tachwedd 2008
|
|
Rhagfyr 2008
|
|
Ionawr 2009
|
|
Chwefror 2009
|
|
Mawrth 2009
|
|
Ebrill 2009
|
|
Mai 2009
|
|
Mehefin 2009
|
|
Gorffennaf 2009
|
|
Awst 2009
|
|
Medi 2009
|
|
Hydref 2009
|
|
Tachwedd 2009
|
|
Rhagfyr 2009
|
|
Ionawr 2010
|
|
Chwefror 2010
|
|
Mawrth 2010
|
|
Ebrill 2010
|
|
Mai 2010
|
|
Mehefin 2010
|
|
Gorffennaf 2010
|
|
Awst 2010
|
|
Medi 2010
|
|
Hydref 2010
|
|
Tachwedd 2010
|
|
Rhagfyr 2010
|
|
Ionawr 2011
|
|
Chwefror 2011
|
|
Mawrth 2011
|
|
Ebrill 2011
|
|
Mai 2011
|
|
Mehefin 2011
|
|
Gorffennaf 2011
|
|
Awst 2011
|
|
Medi 2011
|
|
Hydref 2011
|
|
Tachwedd 2011
|
|
Rhagfyr 2011
|
|
Ionawr 2012
|
|
Chwefror 2012
|
-1.8
|
Mawrth 2012
|
1.3
|
Ebrill 2012
|
-0.4
|
Mai 2012
|
2.6
|
Mehefin 2012
|
1.3
|
Gorffennaf 2012
|
3.6
|
Awst 2012
|
2.0
|
Medi 2012
|
-1.7
|
Hydref 2012
|
-3.1
|
Tachwedd 2012
|
-3.7
|
Rhagfyr 2012
|
1.9
|
Ionawr 2013
|
2.7
|
Chwefror 2013
|
2.1
|
Mawrth 2013
|
-0.8
|
Ebrill 2013
|
-1.8
|
Mai 2013
|
0.6
|
Mehefin 2013
|
1.6
|
Gorffennaf 2013
|
0.8
|
Awst 2013
|
-0.6
|
Medi 2013
|
0.2
|
Hydref 2013
|
0.7
|
Tachwedd 2013
|
0.0
|
Rhagfyr 2013
|
-1.1
|
Ionawr 2014
|
2.5
|
Chwefror 2014
|
1.0
|
Mawrth 2014
|
2.0
|
Ebrill 2014
|
-0.7
|
Mai 2014
|
3.6
|
Mehefin 2014
|
0.5
|
Gorffennaf 2014
|
2.7
|
Awst 2014
|
-0.7
|
Medi 2014
|
1.9
|
Hydref 2014
|
1.6
|
Tachwedd 2014
|
1.3
|
Rhagfyr 2014
|
-0.0
|
Ionawr 2015
|
-1.4
|
Chwefror 2015
|
-0.0
|
Mawrth 2015
|
0.6
|
Ebrill 2015
|
-0.7
|
Mai 2015
|
0.9
|
Mehefin 2015
|
3.2
|
Gorffennaf 2015
|
4.2
|
Awst 2015
|
1.4
|
Medi 2015
|
0.0
|
Hydref 2015
|
-2.0
|
Tachwedd 2015
|
1.9
|
Rhagfyr 2015
|
0.1
|
Ionawr 2016
|
5.2
|
Chwefror 2016
|
0.2
|
Mawrth 2016
|
2.6
|
Ebrill 2016
|
-2.7
|
Mai 2016
|
-0.2
|
Mehefin 2016
|
-1.2
|
Gorffennaf 2016
|
2.1
|
Awst 2016
|
0.6
|
Medi 2016
|
0.4
|
Hydref 2016
|
-0.6
|
Tachwedd 2016
|
0.1
|
Rhagfyr 2016
|
1.0
|
Ionawr 2017
|
0.1
|
Chwefror 2017
|
-0.9
|
Mawrth 2017
|
-0.7
|
Ebrill 2017
|
0.1
|
Mai 2017
|
0.7
|
Mehefin 2017
|
1.3
|
Gorffennaf 2017
|
0.5
|
Awst 2017
|
1.9
|
Medi 2017
|
-0.2
|
Hydref 2017
|
1.9
|
Tachwedd 2017
|
-0.1
|
Rhagfyr 2017
|
0.1
|
Ionawr 2018
|
-0.9
|
Chwefror 2018
|
1.2
|
Mawrth 2018
|
0.9
|
Ebrill 2018
|
-1.5
|
Mai 2018
|
-2.0
|
Mehefin 2018
|
-0.2
|
Gorffennaf 2018
|
2.2
|
Awst 2018
|
1.2
|
Medi 2018
|
-0.4
|
Hydref 2018
|
-1.5
|
Tachwedd 2018
|
-0.9
|
Rhagfyr 2018
|
-1.3
|
Ionawr 2019
|
0.9
|
Chwefror 2019
|
1.2
|
Mawrth 2019
|
2.4
|
Ebrill 2019
|
-0.9
|
Mai 2019
|
-0.3
|
Mehefin 2019
|
-0.9
|
Gorffennaf 2019
|
0.1
|
Awst 2019
|
-0.8
|
Medi 2019
|
-0.3
|
Hydref 2019
|
1.0
|
Tachwedd 2019
|
0.6
|
Rhagfyr 2019
|
-0.3
|
Ionawr 2020
|
1.5
|
Chwefror 2020
|
0.2
|
Mawrth 2020
|
0.4
|
Ebrill 2020
|
-0.0
|
Mai 2020
|
-0.3
|
Mehefin 2020
|
2.2
|
Gorffennaf 2020
|
-1.2
|
Awst 2020
|
1.5
|
Medi 2020
|
-0.2
|
Hydref 2020
|
1.5
|
Tachwedd 2020
|
-0.2
|
Rhagfyr 2020
|
-1.0
|
Ionawr 2021
|
-2.2
|
Chwefror 2021
|
0.8
|
Mawrth 2021
|
1.6
|
Ebrill 2021
|
1.1
|
Mai 2021
|
0.3
|
Mehefin 2021
|
0.7
|
Gorffennaf 2021
|
0.4
|
Awst 2021
|
0.2
|
Medi 2021
|
0.8
|
Hydref 2021
|
1.7
|
Tachwedd 2021
|
0.0
|
Rhagfyr 2021
|
0.6
|
Ionawr 2022
|
0.7
|
Chwefror 2022
|
0.4
|
Mawrth 2022
|
-1.9
|
Ebrill 2022
|
0.4
|
Mai 2022
|
2.0
|
Mehefin 2022
|
3.3
|
Gorffennaf 2022
|
0.7
|
Awst 2022
|
1.9
|
Medi 2022
|
-0.5
|
Hydref 2022
|
2.3
|
Tachwedd 2022
|
-0.8
|
Rhagfyr 2022
|
0.4
|
Ionawr 2023
|
-0.6
|
Chwefror 2023
|
1.0
|
Mawrth 2023
|
-0.3
|
Ebrill 2023
|
-1.4
|
Mai 2023
|
-1.8
|
Mehefin 2023
|
0.8
|
Gorffennaf 2023
|
-0.1
|
Awst 2023
|
0.5
|
Medi 2023
|
-0.6
|
Dyddiad
|
Pryniannau morgais
|
Ionawr 1995
|
|
Chwefror 1995
|
|
Mawrth 1995
|
|
Ebrill 1995
|
|
Mai 1995
|
|
Mehefin 1995
|
|
Gorffennaf 1995
|
|
Awst 1995
|
|
Medi 1995
|
|
Hydref 1995
|
|
Tachwedd 1995
|
|
Rhagfyr 1995
|
|
Ionawr 1996
|
|
Chwefror 1996
|
|
Mawrth 1996
|
|
Ebrill 1996
|
|
Mai 1996
|
|
Mehefin 1996
|
|
Gorffennaf 1996
|
|
Awst 1996
|
|
Medi 1996
|
|
Hydref 1996
|
|
Tachwedd 1996
|
|
Rhagfyr 1996
|
|
Ionawr 1997
|
|
Chwefror 1997
|
|
Mawrth 1997
|
|
Ebrill 1997
|
|
Mai 1997
|
|
Mehefin 1997
|
|
Gorffennaf 1997
|
|
Awst 1997
|
|
Medi 1997
|
|
Hydref 1997
|
|
Tachwedd 1997
|
|
Rhagfyr 1997
|
|
Ionawr 1998
|
|
Chwefror 1998
|
|
Mawrth 1998
|
|
Ebrill 1998
|
|
Mai 1998
|
|
Mehefin 1998
|
|
Gorffennaf 1998
|
|
Awst 1998
|
|
Medi 1998
|
|
Hydref 1998
|
|
Tachwedd 1998
|
|
Rhagfyr 1998
|
|
Ionawr 1999
|
|
Chwefror 1999
|
|
Mawrth 1999
|
|
Ebrill 1999
|
|
Mai 1999
|
|
Mehefin 1999
|
|
Gorffennaf 1999
|
|
Awst 1999
|
|
Medi 1999
|
|
Hydref 1999
|
|
Tachwedd 1999
|
|
Rhagfyr 1999
|
|
Ionawr 2000
|
|
Chwefror 2000
|
|
Mawrth 2000
|
|
Ebrill 2000
|
|
Mai 2000
|
|
Mehefin 2000
|
|
Gorffennaf 2000
|
|
Awst 2000
|
|
Medi 2000
|
|
Hydref 2000
|
|
Tachwedd 2000
|
|
Rhagfyr 2000
|
|
Ionawr 2001
|
|
Chwefror 2001
|
|
Mawrth 2001
|
|
Ebrill 2001
|
|
Mai 2001
|
|
Mehefin 2001
|
|
Gorffennaf 2001
|
|
Awst 2001
|
|
Medi 2001
|
|
Hydref 2001
|
|
Tachwedd 2001
|
|
Rhagfyr 2001
|
|
Ionawr 2002
|
|
Chwefror 2002
|
|
Mawrth 2002
|
|
Ebrill 2002
|
|
Mai 2002
|
|
Mehefin 2002
|
|
Gorffennaf 2002
|
|
Awst 2002
|
|
Medi 2002
|
|
Hydref 2002
|
|
Tachwedd 2002
|
|
Rhagfyr 2002
|
|
Ionawr 2003
|
|
Chwefror 2003
|
|
Mawrth 2003
|
|
Ebrill 2003
|
|
Mai 2003
|
|
Mehefin 2003
|
|
Gorffennaf 2003
|
|
Awst 2003
|
|
Medi 2003
|
|
Hydref 2003
|
|
Tachwedd 2003
|
|
Rhagfyr 2003
|
|
Ionawr 2004
|
|
Chwefror 2004
|
|
Mawrth 2004
|
|
Ebrill 2004
|
|
Mai 2004
|
|
Mehefin 2004
|
|
Gorffennaf 2004
|
|
Awst 2004
|
|
Medi 2004
|
|
Hydref 2004
|
|
Tachwedd 2004
|
|
Rhagfyr 2004
|
|
Ionawr 2005
|
|
Chwefror 2005
|
|
Mawrth 2005
|
|
Ebrill 2005
|
|
Mai 2005
|
|
Mehefin 2005
|
|
Gorffennaf 2005
|
|
Awst 2005
|
|
Medi 2005
|
|
Hydref 2005
|
|
Tachwedd 2005
|
|
Rhagfyr 2005
|
|
Ionawr 2006
|
|
Chwefror 2006
|
|
Mawrth 2006
|
|
Ebrill 2006
|
|
Mai 2006
|
|
Mehefin 2006
|
|
Gorffennaf 2006
|
|
Awst 2006
|
|
Medi 2006
|
|
Hydref 2006
|
|
Tachwedd 2006
|
|
Rhagfyr 2006
|
|
Ionawr 2007
|
|
Chwefror 2007
|
|
Mawrth 2007
|
|
Ebrill 2007
|
|
Mai 2007
|
|
Mehefin 2007
|
|
Gorffennaf 2007
|
|
Awst 2007
|
|
Medi 2007
|
|
Hydref 2007
|
|
Tachwedd 2007
|
|
Rhagfyr 2007
|
|
Ionawr 2008
|
|
Chwefror 2008
|
|
Mawrth 2008
|
|
Ebrill 2008
|
|
Mai 2008
|
|
Mehefin 2008
|
|
Gorffennaf 2008
|
|
Awst 2008
|
|
Medi 2008
|
|
Hydref 2008
|
|
Tachwedd 2008
|
|
Rhagfyr 2008
|
|
Ionawr 2009
|
|
Chwefror 2009
|
|
Mawrth 2009
|
|
Ebrill 2009
|
|
Mai 2009
|
|
Mehefin 2009
|
|
Gorffennaf 2009
|
|
Awst 2009
|
|
Medi 2009
|
|
Hydref 2009
|
|
Tachwedd 2009
|
|
Rhagfyr 2009
|
|
Ionawr 2010
|
|
Chwefror 2010
|
|
Mawrth 2010
|
|
Ebrill 2010
|
|
Mai 2010
|
|
Mehefin 2010
|
|
Gorffennaf 2010
|
|
Awst 2010
|
|
Medi 2010
|
|
Hydref 2010
|
|
Tachwedd 2010
|
|
Rhagfyr 2010
|
|
Ionawr 2011
|
|
Chwefror 2011
|
|
Mawrth 2011
|
|
Ebrill 2011
|
|
Mai 2011
|
|
Mehefin 2011
|
|
Gorffennaf 2011
|
|
Awst 2011
|
|
Medi 2011
|
|
Hydref 2011
|
|
Tachwedd 2011
|
|
Rhagfyr 2011
|
|
Ionawr 2012
|
81.8
|
Chwefror 2012
|
80.3
|
Mawrth 2012
|
81.4
|
Ebrill 2012
|
81.0
|
Mai 2012
|
83.1
|
Mehefin 2012
|
84.2
|
Gorffennaf 2012
|
87.2
|
Awst 2012
|
89.0
|
Medi 2012
|
87.5
|
Hydref 2012
|
84.7
|
Tachwedd 2012
|
81.6
|
Rhagfyr 2012
|
83.2
|
Ionawr 2013
|
85.4
|
Chwefror 2013
|
87.2
|
Mawrth 2013
|
86.5
|
Ebrill 2013
|
84.9
|
Mai 2013
|
85.4
|
Mehefin 2013
|
86.8
|
Gorffennaf 2013
|
87.5
|
Awst 2013
|
87.0
|
Medi 2013
|
87.2
|
Hydref 2013
|
87.8
|
Tachwedd 2013
|
87.8
|
Rhagfyr 2013
|
86.8
|
Ionawr 2014
|
89.0
|
Chwefror 2014
|
89.9
|
Mawrth 2014
|
91.7
|
Ebrill 2014
|
91.1
|
Mai 2014
|
94.4
|
Mehefin 2014
|
94.9
|
Gorffennaf 2014
|
97.4
|
Awst 2014
|
96.8
|
Medi 2014
|
98.6
|
Hydref 2014
|
100.2
|
Tachwedd 2014
|
101.5
|
Rhagfyr 2014
|
101.5
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
100.0
|
Mawrth 2015
|
100.6
|
Ebrill 2015
|
99.9
|
Mai 2015
|
100.8
|
Mehefin 2015
|
104.0
|
Gorffennaf 2015
|
108.4
|
Awst 2015
|
109.9
|
Medi 2015
|
109.9
|
Hydref 2015
|
107.7
|
Tachwedd 2015
|
109.7
|
Rhagfyr 2015
|
109.8
|
Ionawr 2016
|
115.6
|
Chwefror 2016
|
115.8
|
Mawrth 2016
|
118.8
|
Ebrill 2016
|
115.7
|
Mai 2016
|
115.5
|
Mehefin 2016
|
114.0
|
Gorffennaf 2016
|
116.4
|
Awst 2016
|
117.1
|
Medi 2016
|
117.6
|
Hydref 2016
|
117.0
|
Tachwedd 2016
|
117.1
|
Rhagfyr 2016
|
118.3
|
Ionawr 2017
|
118.4
|
Chwefror 2017
|
117.4
|
Mawrth 2017
|
116.5
|
Ebrill 2017
|
116.7
|
Mai 2017
|
117.5
|
Mehefin 2017
|
119.0
|
Gorffennaf 2017
|
119.6
|
Awst 2017
|
121.9
|
Medi 2017
|
121.6
|
Hydref 2017
|
124.0
|
Tachwedd 2017
|
123.9
|
Rhagfyr 2017
|
124.0
|
Ionawr 2018
|
122.9
|
Chwefror 2018
|
124.4
|
Mawrth 2018
|
125.6
|
Ebrill 2018
|
123.6
|
Mai 2018
|
121.2
|
Mehefin 2018
|
120.9
|
Gorffennaf 2018
|
123.6
|
Awst 2018
|
125.1
|
Medi 2018
|
124.6
|
Hydref 2018
|
122.7
|
Tachwedd 2018
|
121.6
|
Rhagfyr 2018
|
120.1
|
Ionawr 2019
|
121.2
|
Chwefror 2019
|
122.7
|
Mawrth 2019
|
125.6
|
Ebrill 2019
|
124.4
|
Mai 2019
|
124.1
|
Mehefin 2019
|
123.0
|
Gorffennaf 2019
|
123.1
|
Awst 2019
|
122.2
|
Medi 2019
|
121.8
|
Hydref 2019
|
123.0
|
Tachwedd 2019
|
123.8
|
Rhagfyr 2019
|
123.4
|
Ionawr 2020
|
125.2
|
Chwefror 2020
|
125.4
|
Mawrth 2020
|
126.0
|
Ebrill 2020
|
126.0
|
Mai 2020
|
125.6
|
Mehefin 2020
|
128.4
|
Gorffennaf 2020
|
126.9
|
Awst 2020
|
128.8
|
Medi 2020
|
128.5
|
Hydref 2020
|
130.4
|
Tachwedd 2020
|
130.2
|
Rhagfyr 2020
|
128.9
|
Ionawr 2021
|
126.0
|
Chwefror 2021
|
127.0
|
Mawrth 2021
|
129.1
|
Ebrill 2021
|
130.6
|
Mai 2021
|
130.9
|
Mehefin 2021
|
131.9
|
Gorffennaf 2021
|
132.4
|
Awst 2021
|
132.7
|
Medi 2021
|
133.7
|
Hydref 2021
|
135.9
|
Tachwedd 2021
|
136.0
|
Rhagfyr 2021
|
136.8
|
Ionawr 2022
|
137.8
|
Chwefror 2022
|
138.3
|
Mawrth 2022
|
135.7
|
Ebrill 2022
|
136.3
|
Mai 2022
|
138.9
|
Mehefin 2022
|
143.5
|
Gorffennaf 2022
|
144.6
|
Awst 2022
|
147.3
|
Medi 2022
|
146.5
|
Hydref 2022
|
149.9
|
Tachwedd 2022
|
148.8
|
Rhagfyr 2022
|
149.4
|
Ionawr 2023
|
148.5
|
Chwefror 2023
|
150.0
|
Mawrth 2023
|
149.6
|
Ebrill 2023
|
147.5
|
Mai 2023
|
144.8
|
Mehefin 2023
|
146.0
|
Gorffennaf 2023
|
145.8
|
Awst 2023
|
146.6
|
Medi 2023
|
145.7
|
Statws yr eiddo
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol a nifer y gwerthiannau yn ôl cyllido yn ôl statws yr eiddo, e.e. Newydd/Presennol
Dyddiad
|
Eiddo presennol
|
Ionawr 1995
|
92198.0
|
Chwefror 1995
|
86016.0
|
Mawrth 1995
|
86918.0
|
Ebrill 1995
|
86700.0
|
Mai 1995
|
88051.0
|
Mehefin 1995
|
87436.0
|
Gorffennaf 1995
|
85910.0
|
Awst 1995
|
87526.0
|
Medi 1995
|
87533.0
|
Hydref 1995
|
86443.0
|
Tachwedd 1995
|
86361.0
|
Rhagfyr 1995
|
85662.0
|
Ionawr 1996
|
85505.0
|
Chwefror 1996
|
83593.0
|
Mawrth 1996
|
83172.0
|
Ebrill 1996
|
86070.0
|
Mai 1996
|
86016.0
|
Mehefin 1996
|
85915.0
|
Gorffennaf 1996
|
87310.0
|
Awst 1996
|
90971.0
|
Medi 1996
|
94062.0
|
Hydref 1996
|
91684.0
|
Tachwedd 1996
|
91818.0
|
Rhagfyr 1996
|
91405.0
|
Ionawr 1997
|
93131.0
|
Chwefror 1997
|
94423.0
|
Mawrth 1997
|
94996.0
|
Ebrill 1997
|
96300.0
|
Mai 1997
|
95840.0
|
Mehefin 1997
|
98003.0
|
Gorffennaf 1997
|
97348.0
|
Awst 1997
|
99331.0
|
Medi 1997
|
102308.0
|
Hydref 1997
|
103143.0
|
Tachwedd 1997
|
103868.0
|
Rhagfyr 1997
|
103866.0
|
Ionawr 1998
|
103128.0
|
Chwefror 1998
|
104326.0
|
Mawrth 1998
|
105455.0
|
Ebrill 1998
|
110837.0
|
Mai 1998
|
113776.0
|
Mehefin 1998
|
115071.0
|
Gorffennaf 1998
|
115817.0
|
Awst 1998
|
116051.0
|
Medi 1998
|
118072.0
|
Hydref 1998
|
116932.0
|
Tachwedd 1998
|
116578.0
|
Rhagfyr 1998
|
112836.0
|
Ionawr 1999
|
114486.0
|
Chwefror 1999
|
114683.0
|
Mawrth 1999
|
117544.0
|
Ebrill 1999
|
121377.0
|
Mai 1999
|
122498.0
|
Mehefin 1999
|
123222.0
|
Gorffennaf 1999
|
123254.0
|
Awst 1999
|
126157.0
|
Medi 1999
|
131162.0
|
Hydref 1999
|
133448.0
|
Tachwedd 1999
|
137413.0
|
Rhagfyr 1999
|
138827.0
|
Ionawr 2000
|
138994.0
|
Chwefror 2000
|
139633.0
|
Mawrth 2000
|
141230.0
|
Ebrill 2000
|
145684.0
|
Mai 2000
|
148435.0
|
Mehefin 2000
|
150057.0
|
Gorffennaf 2000
|
153337.0
|
Awst 2000
|
153222.0
|
Medi 2000
|
157552.0
|
Hydref 2000
|
156309.0
|
Tachwedd 2000
|
158846.0
|
Rhagfyr 2000
|
155513.0
|
Ionawr 2001
|
156524.0
|
Chwefror 2001
|
154264.0
|
Mawrth 2001
|
155018.0
|
Ebrill 2001
|
158805.0
|
Mai 2001
|
164578.0
|
Mehefin 2001
|
169909.0
|
Gorffennaf 2001
|
170881.0
|
Awst 2001
|
173384.0
|
Medi 2001
|
173956.0
|
Hydref 2001
|
174240.0
|
Tachwedd 2001
|
172966.0
|
Rhagfyr 2001
|
174711.0
|
Ionawr 2002
|
179429.0
|
Chwefror 2002
|
181919.0
|
Mawrth 2002
|
182079.0
|
Ebrill 2002
|
181816.0
|
Mai 2002
|
184237.0
|
Mehefin 2002
|
186952.0
|
Gorffennaf 2002
|
194255.0
|
Awst 2002
|
197898.0
|
Medi 2002
|
200255.0
|
Hydref 2002
|
198159.0
|
Tachwedd 2002
|
203348.0
|
Rhagfyr 2002
|
209357.0
|
Ionawr 2003
|
212316.0
|
Chwefror 2003
|
212001.0
|
Mawrth 2003
|
214395.0
|
Ebrill 2003
|
215824.0
|
Mai 2003
|
218697.0
|
Mehefin 2003
|
218147.0
|
Gorffennaf 2003
|
222784.0
|
Awst 2003
|
225922.0
|
Medi 2003
|
229355.0
|
Hydref 2003
|
227939.0
|
Tachwedd 2003
|
226817.0
|
Rhagfyr 2003
|
230143.0
|
Ionawr 2004
|
227680.0
|
Chwefror 2004
|
228619.0
|
Mawrth 2004
|
227309.0
|
Ebrill 2004
|
237788.0
|
Mai 2004
|
236276.0
|
Mehefin 2004
|
238875.0
|
Gorffennaf 2004
|
235314.0
|
Awst 2004
|
243348.0
|
Medi 2004
|
248957.0
|
Hydref 2004
|
247482.0
|
Tachwedd 2004
|
247014.0
|
Rhagfyr 2004
|
243840.0
|
Ionawr 2005
|
250518.0
|
Chwefror 2005
|
247407.0
|
Mawrth 2005
|
254778.0
|
Ebrill 2005
|
255991.0
|
Mai 2005
|
254008.0
|
Mehefin 2005
|
244483.0
|
Gorffennaf 2005
|
243155.0
|
Awst 2005
|
250476.0
|
Medi 2005
|
254446.0
|
Hydref 2005
|
255751.0
|
Tachwedd 2005
|
252027.0
|
Rhagfyr 2005
|
252156.0
|
Ionawr 2006
|
250747.0
|
Chwefror 2006
|
251884.0
|
Mawrth 2006
|
247084.0
|
Ebrill 2006
|
250275.0
|
Mai 2006
|
256173.0
|
Mehefin 2006
|
264110.0
|
Gorffennaf 2006
|
264474.0
|
Awst 2006
|
264726.0
|
Medi 2006
|
267565.0
|
Hydref 2006
|
268111.0
|
Tachwedd 2006
|
268420.0
|
Rhagfyr 2006
|
265477.0
|
Ionawr 2007
|
272352.0
|
Chwefror 2007
|
274036.0
|
Mawrth 2007
|
277351.0
|
Ebrill 2007
|
276609.0
|
Mai 2007
|
282790.0
|
Mehefin 2007
|
287345.0
|
Gorffennaf 2007
|
289907.0
|
Awst 2007
|
291450.0
|
Medi 2007
|
293101.0
|
Hydref 2007
|
293024.0
|
Tachwedd 2007
|
297054.0
|
Rhagfyr 2007
|
305500.0
|
Ionawr 2008
|
315239.0
|
Chwefror 2008
|
314537.0
|
Mawrth 2008
|
307155.0
|
Ebrill 2008
|
296425.0
|
Mai 2008
|
289059.0
|
Mehefin 2008
|
282656.0
|
Gorffennaf 2008
|
286937.0
|
Awst 2008
|
283626.0
|
Medi 2008
|
286899.0
|
Hydref 2008
|
276873.0
|
Tachwedd 2008
|
272791.0
|
Rhagfyr 2008
|
262577.0
|
Ionawr 2009
|
251074.0
|
Chwefror 2009
|
241419.0
|
Mawrth 2009
|
239692.0
|
Ebrill 2009
|
239691.0
|
Mai 2009
|
245909.0
|
Mehefin 2009
|
246157.0
|
Gorffennaf 2009
|
256056.0
|
Awst 2009
|
264006.0
|
Medi 2009
|
269214.0
|
Hydref 2009
|
274498.0
|
Tachwedd 2009
|
274029.0
|
Rhagfyr 2009
|
273591.0
|
Ionawr 2010
|
271264.0
|
Chwefror 2010
|
276175.0
|
Mawrth 2010
|
281283.0
|
Ebrill 2010
|
280247.0
|
Mai 2010
|
274398.0
|
Mehefin 2010
|
272765.0
|
Gorffennaf 2010
|
280838.0
|
Awst 2010
|
291536.0
|
Medi 2010
|
295246.0
|
Hydref 2010
|
286408.0
|
Tachwedd 2010
|
280797.0
|
Rhagfyr 2010
|
274901.0
|
Ionawr 2011
|
275831.0
|
Chwefror 2011
|
272385.0
|
Mawrth 2011
|
270162.0
|
Ebrill 2011
|
272157.0
|
Mai 2011
|
271445.0
|
Mehefin 2011
|
282040.0
|
Gorffennaf 2011
|
290347.0
|
Awst 2011
|
292366.0
|
Medi 2011
|
296122.0
|
Hydref 2011
|
288798.0
|
Tachwedd 2011
|
293519.0
|
Rhagfyr 2011
|
286289.0
|
Ionawr 2012
|
288152.0
|
Chwefror 2012
|
282475.0
|
Mawrth 2012
|
285302.0
|
Ebrill 2012
|
284152.0
|
Mai 2012
|
291518.0
|
Mehefin 2012
|
295386.0
|
Gorffennaf 2012
|
306001.0
|
Awst 2012
|
312155.0
|
Medi 2012
|
306839.0
|
Hydref 2012
|
297155.0
|
Tachwedd 2012
|
286122.0
|
Rhagfyr 2012
|
291477.0
|
Ionawr 2013
|
299265.0
|
Chwefror 2013
|
305474.0
|
Mawrth 2013
|
303033.0
|
Ebrill 2013
|
297286.0
|
Mai 2013
|
298898.0
|
Mehefin 2013
|
303869.0
|
Gorffennaf 2013
|
306393.0
|
Awst 2013
|
304785.0
|
Medi 2013
|
305461.0
|
Hydref 2013
|
307413.0
|
Tachwedd 2013
|
307379.0
|
Rhagfyr 2013
|
303907.0
|
Ionawr 2014
|
311667.0
|
Chwefror 2014
|
314788.0
|
Mawrth 2014
|
321170.0
|
Ebrill 2014
|
318909.0
|
Mai 2014
|
330418.0
|
Mehefin 2014
|
331982.0
|
Gorffennaf 2014
|
341032.0
|
Awst 2014
|
338873.0
|
Medi 2014
|
345423.0
|
Hydref 2014
|
351126.0
|
Tachwedd 2014
|
355645.0
|
Rhagfyr 2014
|
355461.0
|
Ionawr 2015
|
350235.0
|
Chwefror 2015
|
350114.0
|
Mawrth 2015
|
352147.0
|
Ebrill 2015
|
349824.0
|
Mai 2015
|
352948.0
|
Mehefin 2015
|
364094.0
|
Gorffennaf 2015
|
379275.0
|
Awst 2015
|
384548.0
|
Medi 2015
|
384724.0
|
Hydref 2015
|
376936.0
|
Tachwedd 2015
|
384160.0
|
Rhagfyr 2015
|
384431.0
|
Ionawr 2016
|
404615.0
|
Chwefror 2016
|
405434.0
|
Mawrth 2016
|
416202.0
|
Ebrill 2016
|
404989.0
|
Mai 2016
|
403921.0
|
Mehefin 2016
|
398694.0
|
Gorffennaf 2016
|
407228.0
|
Awst 2016
|
409880.0
|
Medi 2016
|
411638.0
|
Hydref 2016
|
409333.0
|
Tachwedd 2016
|
409889.0
|
Rhagfyr 2016
|
414094.0
|
Ionawr 2017
|
414205.0
|
Chwefror 2017
|
410576.0
|
Mawrth 2017
|
407818.0
|
Ebrill 2017
|
408518.0
|
Mai 2017
|
411316.0
|
Mehefin 2017
|
416851.0
|
Gorffennaf 2017
|
419128.0
|
Awst 2017
|
427074.0
|
Medi 2017
|
425920.0
|
Hydref 2017
|
433957.0
|
Tachwedd 2017
|
433619.0
|
Rhagfyr 2017
|
433992.0
|
Ionawr 2018
|
430006.0
|
Chwefror 2018
|
434436.0
|
Mawrth 2018
|
438553.0
|
Ebrill 2018
|
431903.0
|
Mai 2018
|
424404.0
|
Mehefin 2018
|
423402.0
|
Gorffennaf 2018
|
433101.0
|
Awst 2018
|
437827.0
|
Medi 2018
|
435984.0
|
Hydref 2018
|
429391.0
|
Tachwedd 2018
|
426062.0
|
Rhagfyr 2018
|
420638.0
|
Ionawr 2019
|
424594.0
|
Chwefror 2019
|
428726.0
|
Mawrth 2019
|
438494.0
|
Ebrill 2019
|
434171.0
|
Mai 2019
|
433540.0
|
Mehefin 2019
|
430175.0
|
Gorffennaf 2019
|
430270.0
|
Awst 2019
|
427077.0
|
Medi 2019
|
425371.0
|
Hydref 2019
|
429718.0
|
Tachwedd 2019
|
432981.0
|
Rhagfyr 2019
|
432285.0
|
Ionawr 2020
|
438252.0
|
Chwefror 2020
|
438668.0
|
Mawrth 2020
|
439787.0
|
Ebrill 2020
|
439739.0
|
Mai 2020
|
437692.0
|
Mehefin 2020
|
448102.0
|
Gorffennaf 2020
|
443141.0
|
Awst 2020
|
450248.0
|
Medi 2020
|
448897.0
|
Hydref 2020
|
456264.0
|
Tachwedd 2020
|
456051.0
|
Rhagfyr 2020
|
452114.0
|
Ionawr 2021
|
442464.0
|
Chwefror 2021
|
445840.0
|
Mawrth 2021
|
452813.0
|
Ebrill 2021
|
457276.0
|
Mai 2021
|
458463.0
|
Mehefin 2021
|
462615.0
|
Gorffennaf 2021
|
464585.0
|
Awst 2021
|
466318.0
|
Medi 2021
|
470066.0
|
Hydref 2021
|
478845.0
|
Tachwedd 2021
|
478609.0
|
Rhagfyr 2021
|
481959.0
|
Ionawr 2022
|
485284.0
|
Chwefror 2022
|
487197.0
|
Mawrth 2022
|
477827.0
|
Ebrill 2022
|
479691.0
|
Mai 2022
|
489052.0
|
Mehefin 2022
|
505258.0
|
Gorffennaf 2022
|
508949.0
|
Awst 2022
|
518394.0
|
Medi 2022
|
515602.0
|
Hydref 2022
|
527703.0
|
Tachwedd 2022
|
523620.0
|
Rhagfyr 2022
|
525824.0
|
Ionawr 2023
|
522712.0
|
Chwefror 2023
|
527695.0
|
Mawrth 2023
|
525965.0
|
Ebrill 2023
|
518658.0
|
Mai 2023
|
508958.0
|
Mehefin 2023
|
513224.0
|
Gorffennaf 2023
|
512889.0
|
Awst 2023
|
515749.0
|
Medi 2023
|
512726.0
|
Dyddiad
|
Eiddo presennol
|
Ionawr 1995
|
|
Chwefror 1995
|
|
Mawrth 1995
|
|
Ebrill 1995
|
|
Mai 1995
|
|
Mehefin 1995
|
|
Gorffennaf 1995
|
|
Awst 1995
|
|
Medi 1995
|
|
Hydref 1995
|
|
Tachwedd 1995
|
|
Rhagfyr 1995
|
|
Ionawr 1996
|
-7.3
|
Chwefror 1996
|
-2.8
|
Mawrth 1996
|
-4.3
|
Ebrill 1996
|
-0.7
|
Mai 1996
|
-2.3
|
Mehefin 1996
|
-1.7
|
Gorffennaf 1996
|
1.6
|
Awst 1996
|
3.9
|
Medi 1996
|
7.5
|
Hydref 1996
|
6.1
|
Tachwedd 1996
|
6.3
|
Rhagfyr 1996
|
6.7
|
Ionawr 1997
|
8.9
|
Chwefror 1997
|
13.0
|
Mawrth 1997
|
14.2
|
Ebrill 1997
|
11.9
|
Mai 1997
|
11.4
|
Mehefin 1997
|
14.1
|
Gorffennaf 1997
|
11.5
|
Awst 1997
|
9.2
|
Medi 1997
|
8.8
|
Hydref 1997
|
12.5
|
Tachwedd 1997
|
13.1
|
Rhagfyr 1997
|
13.6
|
Ionawr 1998
|
10.7
|
Chwefror 1998
|
10.5
|
Mawrth 1998
|
11.0
|
Ebrill 1998
|
15.1
|
Mai 1998
|
18.7
|
Mehefin 1998
|
17.4
|
Gorffennaf 1998
|
19.0
|
Awst 1998
|
16.8
|
Medi 1998
|
15.4
|
Hydref 1998
|
13.4
|
Tachwedd 1998
|
12.2
|
Rhagfyr 1998
|
8.6
|
Ionawr 1999
|
11.0
|
Chwefror 1999
|
9.9
|
Mawrth 1999
|
11.5
|
Ebrill 1999
|
9.5
|
Mai 1999
|
7.7
|
Mehefin 1999
|
7.1
|
Gorffennaf 1999
|
6.4
|
Awst 1999
|
8.7
|
Medi 1999
|
11.1
|
Hydref 1999
|
14.1
|
Tachwedd 1999
|
17.9
|
Rhagfyr 1999
|
23.0
|
Ionawr 2000
|
21.4
|
Chwefror 2000
|
21.8
|
Mawrth 2000
|
20.2
|
Ebrill 2000
|
20.0
|
Mai 2000
|
21.2
|
Mehefin 2000
|
21.8
|
Gorffennaf 2000
|
24.4
|
Awst 2000
|
21.4
|
Medi 2000
|
20.1
|
Hydref 2000
|
17.1
|
Tachwedd 2000
|
15.6
|
Rhagfyr 2000
|
12.0
|
Ionawr 2001
|
12.6
|
Chwefror 2001
|
10.5
|
Mawrth 2001
|
9.8
|
Ebrill 2001
|
9.0
|
Mai 2001
|
10.9
|
Mehefin 2001
|
13.2
|
Gorffennaf 2001
|
11.4
|
Awst 2001
|
13.2
|
Medi 2001
|
10.4
|
Hydref 2001
|
11.5
|
Tachwedd 2001
|
8.9
|
Rhagfyr 2001
|
12.3
|
Ionawr 2002
|
14.6
|
Chwefror 2002
|
17.9
|
Mawrth 2002
|
17.5
|
Ebrill 2002
|
14.5
|
Mai 2002
|
12.0
|
Mehefin 2002
|
10.0
|
Gorffennaf 2002
|
13.7
|
Awst 2002
|
14.1
|
Medi 2002
|
15.1
|
Hydref 2002
|
13.7
|
Tachwedd 2002
|
17.6
|
Rhagfyr 2002
|
19.8
|
Ionawr 2003
|
18.3
|
Chwefror 2003
|
16.5
|
Mawrth 2003
|
17.8
|
Ebrill 2003
|
18.7
|
Mai 2003
|
18.7
|
Mehefin 2003
|
16.7
|
Gorffennaf 2003
|
14.7
|
Awst 2003
|
14.2
|
Medi 2003
|
14.5
|
Hydref 2003
|
15.0
|
Tachwedd 2003
|
11.5
|
Rhagfyr 2003
|
9.9
|
Ionawr 2004
|
7.2
|
Chwefror 2004
|
7.8
|
Mawrth 2004
|
6.0
|
Ebrill 2004
|
10.2
|
Mai 2004
|
8.0
|
Mehefin 2004
|
9.5
|
Gorffennaf 2004
|
5.6
|
Awst 2004
|
7.7
|
Medi 2004
|
8.6
|
Hydref 2004
|
8.6
|
Tachwedd 2004
|
8.9
|
Rhagfyr 2004
|
6.0
|
Ionawr 2005
|
10.0
|
Chwefror 2005
|
8.2
|
Mawrth 2005
|
12.1
|
Ebrill 2005
|
7.7
|
Mai 2005
|
7.5
|
Mehefin 2005
|
2.4
|
Gorffennaf 2005
|
3.3
|
Awst 2005
|
2.9
|
Medi 2005
|
2.2
|
Hydref 2005
|
3.3
|
Tachwedd 2005
|
2.0
|
Rhagfyr 2005
|
3.4
|
Ionawr 2006
|
0.1
|
Chwefror 2006
|
1.8
|
Mawrth 2006
|
-3.0
|
Ebrill 2006
|
-2.2
|
Mai 2006
|
0.8
|
Mehefin 2006
|
8.0
|
Gorffennaf 2006
|
8.8
|
Awst 2006
|
5.7
|
Medi 2006
|
5.2
|
Hydref 2006
|
4.8
|
Tachwedd 2006
|
6.5
|
Rhagfyr 2006
|
5.3
|
Ionawr 2007
|
8.6
|
Chwefror 2007
|
8.8
|
Mawrth 2007
|
12.2
|
Ebrill 2007
|
10.5
|
Mai 2007
|
10.4
|
Mehefin 2007
|
8.8
|
Gorffennaf 2007
|
9.6
|
Awst 2007
|
10.1
|
Medi 2007
|
9.5
|
Hydref 2007
|
9.3
|
Tachwedd 2007
|
10.7
|
Rhagfyr 2007
|
15.1
|
Ionawr 2008
|
15.8
|
Chwefror 2008
|
14.8
|
Mawrth 2008
|
10.8
|
Ebrill 2008
|
7.2
|
Mai 2008
|
2.2
|
Mehefin 2008
|
-1.6
|
Gorffennaf 2008
|
-1.0
|
Awst 2008
|
-2.7
|
Medi 2008
|
-2.1
|
Hydref 2008
|
-5.5
|
Tachwedd 2008
|
-8.2
|
Rhagfyr 2008
|
-14.0
|
Ionawr 2009
|
-20.4
|
Chwefror 2009
|
-23.2
|
Mawrth 2009
|
-22.0
|
Ebrill 2009
|
-19.1
|
Mai 2009
|
-14.9
|
Mehefin 2009
|
-12.9
|
Gorffennaf 2009
|
-10.8
|
Awst 2009
|
-6.9
|
Medi 2009
|
-6.2
|
Hydref 2009
|
-0.9
|
Tachwedd 2009
|
0.4
|
Rhagfyr 2009
|
4.2
|
Ionawr 2010
|
8.0
|
Chwefror 2010
|
14.4
|
Mawrth 2010
|
17.4
|
Ebrill 2010
|
16.9
|
Mai 2010
|
11.6
|
Mehefin 2010
|
10.8
|
Gorffennaf 2010
|
9.7
|
Awst 2010
|
10.4
|
Medi 2010
|
9.7
|
Hydref 2010
|
4.3
|
Tachwedd 2010
|
2.5
|
Rhagfyr 2010
|
0.5
|
Ionawr 2011
|
1.7
|
Chwefror 2011
|
-1.4
|
Mawrth 2011
|
-4.0
|
Ebrill 2011
|
-2.9
|
Mai 2011
|
-1.1
|
Mehefin 2011
|
3.4
|
Gorffennaf 2011
|
3.4
|
Awst 2011
|
0.3
|
Medi 2011
|
0.3
|
Hydref 2011
|
0.8
|
Tachwedd 2011
|
4.5
|
Rhagfyr 2011
|
4.1
|
Ionawr 2012
|
4.5
|
Chwefror 2012
|
3.7
|
Mawrth 2012
|
5.6
|
Ebrill 2012
|
4.4
|
Mai 2012
|
7.4
|
Mehefin 2012
|
4.7
|
Gorffennaf 2012
|
5.4
|
Awst 2012
|
6.8
|
Medi 2012
|
3.6
|
Hydref 2012
|
2.9
|
Tachwedd 2012
|
-2.5
|
Rhagfyr 2012
|
1.8
|
Ionawr 2013
|
3.9
|
Chwefror 2013
|
8.1
|
Mawrth 2013
|
6.2
|
Ebrill 2013
|
4.6
|
Mai 2013
|
2.5
|
Mehefin 2013
|
2.9
|
Gorffennaf 2013
|
0.1
|
Awst 2013
|
-2.4
|
Medi 2013
|
-0.4
|
Hydref 2013
|
3.4
|
Tachwedd 2013
|
7.4
|
Rhagfyr 2013
|
4.3
|
Ionawr 2014
|
4.1
|
Chwefror 2014
|
3.0
|
Mawrth 2014
|
6.0
|
Ebrill 2014
|
7.3
|
Mai 2014
|
10.6
|
Mehefin 2014
|
9.2
|
Gorffennaf 2014
|
11.3
|
Awst 2014
|
11.2
|
Medi 2014
|
13.1
|
Hydref 2014
|
14.2
|
Tachwedd 2014
|
15.7
|
Rhagfyr 2014
|
17.0
|
Ionawr 2015
|
12.4
|
Chwefror 2015
|
11.2
|
Mawrth 2015
|
9.6
|
Ebrill 2015
|
9.7
|
Mai 2015
|
6.8
|
Mehefin 2015
|
9.7
|
Gorffennaf 2015
|
11.2
|
Awst 2015
|
13.5
|
Medi 2015
|
11.4
|
Hydref 2015
|
7.4
|
Tachwedd 2015
|
8.0
|
Rhagfyr 2015
|
8.2
|
Ionawr 2016
|
15.5
|
Chwefror 2016
|
15.8
|
Mawrth 2016
|
18.2
|
Ebrill 2016
|
15.8
|
Mai 2016
|
14.4
|
Mehefin 2016
|
9.5
|
Gorffennaf 2016
|
7.4
|
Awst 2016
|
6.6
|
Medi 2016
|
7.0
|
Hydref 2016
|
8.6
|
Tachwedd 2016
|
6.7
|
Rhagfyr 2016
|
7.7
|
Ionawr 2017
|
2.4
|
Chwefror 2017
|
1.3
|
Mawrth 2017
|
-2.0
|
Ebrill 2017
|
1.4
|
Mai 2017
|
2.8
|
Mehefin 2017
|
4.6
|
Gorffennaf 2017
|
2.9
|
Awst 2017
|
4.2
|
Medi 2017
|
3.5
|
Hydref 2017
|
6.0
|
Tachwedd 2017
|
5.8
|
Rhagfyr 2017
|
4.8
|
Ionawr 2018
|
3.8
|
Chwefror 2018
|
5.8
|
Mawrth 2018
|
7.5
|
Ebrill 2018
|
5.7
|
Mai 2018
|
3.2
|
Mehefin 2018
|
1.6
|
Gorffennaf 2018
|
3.3
|
Awst 2018
|
2.5
|
Medi 2018
|
2.4
|
Hydref 2018
|
-1.0
|
Tachwedd 2018
|
-1.7
|
Rhagfyr 2018
|
-3.1
|
Ionawr 2019
|
-1.3
|
Chwefror 2019
|
-1.3
|
Mawrth 2019
|
-0.0
|
Ebrill 2019
|
0.5
|
Mai 2019
|
2.2
|
Mehefin 2019
|
1.6
|
Gorffennaf 2019
|
-0.6
|
Awst 2019
|
-2.5
|
Medi 2019
|
-2.4
|
Hydref 2019
|
0.1
|
Tachwedd 2019
|
1.6
|
Rhagfyr 2019
|
2.8
|
Ionawr 2020
|
3.2
|
Chwefror 2020
|
2.3
|
Mawrth 2020
|
0.3
|
Ebrill 2020
|
1.3
|
Mai 2020
|
1.0
|
Mehefin 2020
|
4.2
|
Gorffennaf 2020
|
3.0
|
Awst 2020
|
5.4
|
Medi 2020
|
5.5
|
Hydref 2020
|
6.2
|
Tachwedd 2020
|
5.3
|
Rhagfyr 2020
|
4.6
|
Ionawr 2021
|
1.0
|
Chwefror 2021
|
1.6
|
Mawrth 2021
|
3.0
|
Ebrill 2021
|
4.0
|
Mai 2021
|
4.7
|
Mehefin 2021
|
3.2
|
Gorffennaf 2021
|
4.8
|
Awst 2021
|
3.6
|
Medi 2021
|
4.7
|
Hydref 2021
|
4.9
|
Tachwedd 2021
|
4.9
|
Rhagfyr 2021
|
6.6
|
Ionawr 2022
|
9.7
|
Chwefror 2022
|
9.3
|
Mawrth 2022
|
5.5
|
Ebrill 2022
|
4.9
|
Mai 2022
|
6.7
|
Mehefin 2022
|
9.2
|
Gorffennaf 2022
|
9.5
|
Awst 2022
|
11.2
|
Medi 2022
|
9.7
|
Hydref 2022
|
10.2
|
Tachwedd 2022
|
9.4
|
Rhagfyr 2022
|
9.1
|
Ionawr 2023
|
7.7
|
Chwefror 2023
|
8.3
|
Mawrth 2023
|
10.1
|
Ebrill 2023
|
8.1
|
Mai 2023
|
4.1
|
Mehefin 2023
|
1.6
|
Gorffennaf 2023
|
0.8
|
Awst 2023
|
-0.5
|
Medi 2023
|
-0.6
|
Dyddiad
|
Eiddo presennol
|
Ionawr 1995
|
|
Chwefror 1995
|
-6.7
|
Mawrth 1995
|
1.0
|
Ebrill 1995
|
-0.2
|
Mai 1995
|
1.6
|
Mehefin 1995
|
-0.7
|
Gorffennaf 1995
|
-1.8
|
Awst 1995
|
1.9
|
Medi 1995
|
0.0
|
Hydref 1995
|
-1.2
|
Tachwedd 1995
|
-0.1
|
Rhagfyr 1995
|
-0.8
|
Ionawr 1996
|
-0.2
|
Chwefror 1996
|
-2.2
|
Mawrth 1996
|
-0.5
|
Ebrill 1996
|
3.5
|
Mai 1996
|
-0.1
|
Mehefin 1996
|
-0.1
|
Gorffennaf 1996
|
1.6
|
Awst 1996
|
4.2
|
Medi 1996
|
3.4
|
Hydref 1996
|
-2.5
|
Tachwedd 1996
|
0.2
|
Rhagfyr 1996
|
-0.4
|
Ionawr 1997
|
1.9
|
Chwefror 1997
|
1.4
|
Mawrth 1997
|
0.6
|
Ebrill 1997
|
1.4
|
Mai 1997
|
-0.5
|
Mehefin 1997
|
2.3
|
Gorffennaf 1997
|
-0.7
|
Awst 1997
|
2.0
|
Medi 1997
|
3.0
|
Hydref 1997
|
0.8
|
Tachwedd 1997
|
0.7
|
Rhagfyr 1997
|
0.0
|
Ionawr 1998
|
-0.7
|
Chwefror 1998
|
1.2
|
Mawrth 1998
|
1.1
|
Ebrill 1998
|
5.1
|
Mai 1998
|
2.6
|
Mehefin 1998
|
1.1
|
Gorffennaf 1998
|
0.6
|
Awst 1998
|
0.2
|
Medi 1998
|
1.7
|
Hydref 1998
|
-1.0
|
Tachwedd 1998
|
-0.3
|
Rhagfyr 1998
|
-3.2
|
Ionawr 1999
|
1.5
|
Chwefror 1999
|
0.2
|
Mawrth 1999
|
2.5
|
Ebrill 1999
|
3.3
|
Mai 1999
|
0.9
|
Mehefin 1999
|
0.6
|
Gorffennaf 1999
|
0.0
|
Awst 1999
|
2.4
|
Medi 1999
|
4.0
|
Hydref 1999
|
1.7
|
Tachwedd 1999
|
3.0
|
Rhagfyr 1999
|
1.0
|
Ionawr 2000
|
0.1
|
Chwefror 2000
|
0.5
|
Mawrth 2000
|
1.1
|
Ebrill 2000
|
3.2
|
Mai 2000
|
1.9
|
Mehefin 2000
|
1.1
|
Gorffennaf 2000
|
2.2
|
Awst 2000
|
-0.1
|
Medi 2000
|
2.8
|
Hydref 2000
|
-0.8
|
Tachwedd 2000
|
1.6
|
Rhagfyr 2000
|
-2.1
|
Ionawr 2001
|
0.6
|
Chwefror 2001
|
-1.4
|
Mawrth 2001
|
0.5
|
Ebrill 2001
|
2.4
|
Mai 2001
|
3.6
|
Mehefin 2001
|
3.2
|
Gorffennaf 2001
|
0.6
|
Awst 2001
|
1.5
|
Medi 2001
|
0.3
|
Hydref 2001
|
0.2
|
Tachwedd 2001
|
-0.7
|
Rhagfyr 2001
|
1.0
|
Ionawr 2002
|
2.7
|
Chwefror 2002
|
1.4
|
Mawrth 2002
|
0.1
|
Ebrill 2002
|
-0.1
|
Mai 2002
|
1.3
|
Mehefin 2002
|
1.5
|
Gorffennaf 2002
|
3.9
|
Awst 2002
|
1.9
|
Medi 2002
|
1.2
|
Hydref 2002
|
-1.0
|
Tachwedd 2002
|
2.6
|
Rhagfyr 2002
|
3.0
|
Ionawr 2003
|
1.4
|
Chwefror 2003
|
-0.2
|
Mawrth 2003
|
1.1
|
Ebrill 2003
|
0.7
|
Mai 2003
|
1.3
|
Mehefin 2003
|
-0.2
|
Gorffennaf 2003
|
2.1
|
Awst 2003
|
1.4
|
Medi 2003
|
1.5
|
Hydref 2003
|
-0.6
|
Tachwedd 2003
|
-0.5
|
Rhagfyr 2003
|
1.5
|
Ionawr 2004
|
-1.1
|
Chwefror 2004
|
0.4
|
Mawrth 2004
|
-0.6
|
Ebrill 2004
|
4.6
|
Mai 2004
|
-0.6
|
Mehefin 2004
|
1.1
|
Gorffennaf 2004
|
-1.5
|
Awst 2004
|
3.4
|
Medi 2004
|
2.3
|
Hydref 2004
|
-0.6
|
Tachwedd 2004
|
-0.2
|
Rhagfyr 2004
|
-1.3
|
Ionawr 2005
|
2.7
|
Chwefror 2005
|
-1.2
|
Mawrth 2005
|
3.0
|
Ebrill 2005
|
0.5
|
Mai 2005
|
-0.8
|
Mehefin 2005
|
-3.8
|
Gorffennaf 2005
|
-0.5
|
Awst 2005
|
3.0
|
Medi 2005
|
1.6
|
Hydref 2005
|
0.5
|
Tachwedd 2005
|
-1.5
|
Rhagfyr 2005
|
0.1
|
Ionawr 2006
|
-0.6
|
Chwefror 2006
|
0.4
|
Mawrth 2006
|
-1.9
|
Ebrill 2006
|
1.3
|
Mai 2006
|
2.4
|
Mehefin 2006
|
3.1
|
Gorffennaf 2006
|
0.1
|
Awst 2006
|
0.1
|
Medi 2006
|
1.1
|
Hydref 2006
|
0.2
|
Tachwedd 2006
|
0.1
|
Rhagfyr 2006
|
-1.1
|
Ionawr 2007
|
2.6
|
Chwefror 2007
|
0.6
|
Mawrth 2007
|
1.2
|
Ebrill 2007
|
-0.3
|
Mai 2007
|
2.2
|
Mehefin 2007
|
1.6
|
Gorffennaf 2007
|
0.9
|
Awst 2007
|
0.5
|
Medi 2007
|
0.6
|
Hydref 2007
|
-0.0
|
Tachwedd 2007
|
1.4
|
Rhagfyr 2007
|
2.8
|
Ionawr 2008
|
3.2
|
Chwefror 2008
|
-0.2
|
Mawrth 2008
|
-2.4
|
Ebrill 2008
|
-3.5
|
Mai 2008
|
-2.5
|
Mehefin 2008
|
-2.2
|
Gorffennaf 2008
|
1.5
|
Awst 2008
|
-1.2
|
Medi 2008
|
1.2
|
Hydref 2008
|
-3.5
|
Tachwedd 2008
|
-1.5
|
Rhagfyr 2008
|
-3.7
|
Ionawr 2009
|
-4.4
|
Chwefror 2009
|
-3.8
|
Mawrth 2009
|
-0.7
|
Ebrill 2009
|
0.0
|
Mai 2009
|
2.6
|
Mehefin 2009
|
0.1
|
Gorffennaf 2009
|
4.0
|
Awst 2009
|
3.1
|
Medi 2009
|
2.0
|
Hydref 2009
|
2.0
|
Tachwedd 2009
|
-0.2
|
Rhagfyr 2009
|
-0.2
|
Ionawr 2010
|
-0.8
|
Chwefror 2010
|
1.8
|
Mawrth 2010
|
1.8
|
Ebrill 2010
|
-0.4
|
Mai 2010
|
-2.1
|
Mehefin 2010
|
-0.6
|
Gorffennaf 2010
|
3.0
|
Awst 2010
|
3.8
|
Medi 2010
|
1.3
|
Hydref 2010
|
-3.0
|
Tachwedd 2010
|
-2.0
|
Rhagfyr 2010
|
-2.1
|
Ionawr 2011
|
0.3
|
Chwefror 2011
|
-1.2
|
Mawrth 2011
|
-0.8
|
Ebrill 2011
|
0.7
|
Mai 2011
|
-0.3
|
Mehefin 2011
|
3.9
|
Gorffennaf 2011
|
3.0
|
Awst 2011
|
0.7
|
Medi 2011
|
1.3
|
Hydref 2011
|
-2.5
|
Tachwedd 2011
|
1.6
|
Rhagfyr 2011
|
-2.5
|
Ionawr 2012
|
0.6
|
Chwefror 2012
|
-2.0
|
Mawrth 2012
|
1.0
|
Ebrill 2012
|
-0.4
|
Mai 2012
|
2.6
|
Mehefin 2012
|
1.3
|
Gorffennaf 2012
|
3.6
|
Awst 2012
|
2.0
|
Medi 2012
|
-1.7
|
Hydref 2012
|
-3.2
|
Tachwedd 2012
|
-3.7
|
Rhagfyr 2012
|
1.9
|
Ionawr 2013
|
2.7
|
Chwefror 2013
|
2.1
|
Mawrth 2013
|
-0.8
|
Ebrill 2013
|
-1.9
|
Mai 2013
|
0.5
|
Mehefin 2013
|
1.7
|
Gorffennaf 2013
|
0.8
|
Awst 2013
|
-0.5
|
Medi 2013
|
0.2
|
Hydref 2013
|
0.6
|
Tachwedd 2013
|
-0.0
|
Rhagfyr 2013
|
-1.1
|
Ionawr 2014
|
2.6
|
Chwefror 2014
|
1.0
|
Mawrth 2014
|
2.0
|
Ebrill 2014
|
-0.7
|
Mai 2014
|
3.6
|
Mehefin 2014
|
0.5
|
Gorffennaf 2014
|
2.7
|
Awst 2014
|
-0.6
|
Medi 2014
|
1.9
|
Hydref 2014
|
1.6
|
Tachwedd 2014
|
1.3
|
Rhagfyr 2014
|
-0.1
|
Ionawr 2015
|
-1.5
|
Chwefror 2015
|
-0.0
|
Mawrth 2015
|
0.6
|
Ebrill 2015
|
-0.7
|
Mai 2015
|
0.9
|
Mehefin 2015
|
3.2
|
Gorffennaf 2015
|
4.2
|
Awst 2015
|
1.4
|
Medi 2015
|
0.1
|
Hydref 2015
|
-2.0
|
Tachwedd 2015
|
1.9
|
Rhagfyr 2015
|
0.1
|
Ionawr 2016
|
5.2
|
Chwefror 2016
|
0.2
|
Mawrth 2016
|
2.7
|
Ebrill 2016
|
-2.7
|
Mai 2016
|
-0.3
|
Mehefin 2016
|
-1.3
|
Gorffennaf 2016
|
2.1
|
Awst 2016
|
0.6
|
Medi 2016
|
0.4
|
Hydref 2016
|
-0.6
|
Tachwedd 2016
|
0.1
|
Rhagfyr 2016
|
1.0
|
Ionawr 2017
|
0.0
|
Chwefror 2017
|
-0.9
|
Mawrth 2017
|
-0.7
|
Ebrill 2017
|
0.2
|
Mai 2017
|
0.7
|
Mehefin 2017
|
1.4
|
Gorffennaf 2017
|
0.6
|
Awst 2017
|
1.9
|
Medi 2017
|
-0.3
|
Hydref 2017
|
1.9
|
Tachwedd 2017
|
-0.1
|
Rhagfyr 2017
|
0.1
|
Ionawr 2018
|
-0.9
|
Chwefror 2018
|
1.0
|
Mawrth 2018
|
1.0
|
Ebrill 2018
|
-1.5
|
Mai 2018
|
-1.7
|
Mehefin 2018
|
-0.2
|
Gorffennaf 2018
|
2.3
|
Awst 2018
|
1.1
|
Medi 2018
|
-0.4
|
Hydref 2018
|
-1.5
|
Tachwedd 2018
|
-0.8
|
Rhagfyr 2018
|
-1.3
|
Ionawr 2019
|
0.9
|
Chwefror 2019
|
1.0
|
Mawrth 2019
|
2.3
|
Ebrill 2019
|
-1.0
|
Mai 2019
|
-0.2
|
Mehefin 2019
|
-0.8
|
Gorffennaf 2019
|
0.0
|
Awst 2019
|
-0.7
|
Medi 2019
|
-0.4
|
Hydref 2019
|
1.0
|
Tachwedd 2019
|
0.8
|
Rhagfyr 2019
|
-0.2
|
Ionawr 2020
|
1.4
|
Chwefror 2020
|
0.1
|
Mawrth 2020
|
0.3
|
Ebrill 2020
|
-0.0
|
Mai 2020
|
-0.5
|
Mehefin 2020
|
2.4
|
Gorffennaf 2020
|
-1.1
|
Awst 2020
|
1.6
|
Medi 2020
|
-0.3
|
Hydref 2020
|
1.6
|
Tachwedd 2020
|
-0.1
|
Rhagfyr 2020
|
-0.9
|
Ionawr 2021
|
-2.1
|
Chwefror 2021
|
0.8
|
Mawrth 2021
|
1.6
|
Ebrill 2021
|
1.0
|
Mai 2021
|
0.3
|
Mehefin 2021
|
0.9
|
Gorffennaf 2021
|
0.4
|
Awst 2021
|
0.4
|
Medi 2021
|
0.8
|
Hydref 2021
|
1.9
|
Tachwedd 2021
|
0.0
|
Rhagfyr 2021
|
0.7
|
Ionawr 2022
|
0.7
|
Chwefror 2022
|
0.4
|
Mawrth 2022
|
-1.9
|
Ebrill 2022
|
0.4
|
Mai 2022
|
2.0
|
Mehefin 2022
|
3.3
|
Gorffennaf 2022
|
0.7
|
Awst 2022
|
1.9
|
Medi 2022
|
-0.5
|
Hydref 2022
|
2.3
|
Tachwedd 2022
|
-0.8
|
Rhagfyr 2022
|
0.4
|
Ionawr 2023
|
-0.6
|
Chwefror 2023
|
1.0
|
Mawrth 2023
|
-0.3
|
Ebrill 2023
|
-1.4
|
Mai 2023
|
-1.9
|
Mehefin 2023
|
0.8
|
Gorffennaf 2023
|
-0.1
|
Awst 2023
|
0.6
|
Medi 2023
|
-0.6
|
Dyddiad
|
Eiddo presennol
|
Ionawr 1995
|
26.3
|
Chwefror 1995
|
24.6
|
Mawrth 1995
|
24.8
|
Ebrill 1995
|
24.8
|
Mai 1995
|
25.1
|
Mehefin 1995
|
25.0
|
Gorffennaf 1995
|
24.5
|
Awst 1995
|
25.0
|
Medi 1995
|
25.0
|
Hydref 1995
|
24.7
|
Tachwedd 1995
|
24.7
|
Rhagfyr 1995
|
24.5
|
Ionawr 1996
|
24.4
|
Chwefror 1996
|
23.9
|
Mawrth 1996
|
23.8
|
Ebrill 1996
|
24.6
|
Mai 1996
|
24.6
|
Mehefin 1996
|
24.5
|
Gorffennaf 1996
|
24.9
|
Awst 1996
|
26.0
|
Medi 1996
|
26.9
|
Hydref 1996
|
26.2
|
Tachwedd 1996
|
26.2
|
Rhagfyr 1996
|
26.1
|
Ionawr 1997
|
26.6
|
Chwefror 1997
|
27.0
|
Mawrth 1997
|
27.1
|
Ebrill 1997
|
27.5
|
Mai 1997
|
27.4
|
Mehefin 1997
|
28.0
|
Gorffennaf 1997
|
27.8
|
Awst 1997
|
28.4
|
Medi 1997
|
29.2
|
Hydref 1997
|
29.4
|
Tachwedd 1997
|
29.7
|
Rhagfyr 1997
|
29.7
|
Ionawr 1998
|
29.4
|
Chwefror 1998
|
29.8
|
Mawrth 1998
|
30.1
|
Ebrill 1998
|
31.6
|
Mai 1998
|
32.5
|
Mehefin 1998
|
32.9
|
Gorffennaf 1998
|
33.1
|
Awst 1998
|
33.1
|
Medi 1998
|
33.7
|
Hydref 1998
|
33.4
|
Tachwedd 1998
|
33.3
|
Rhagfyr 1998
|
32.2
|
Ionawr 1999
|
32.7
|
Chwefror 1999
|
32.7
|
Mawrth 1999
|
33.6
|
Ebrill 1999
|
34.7
|
Mai 1999
|
35.0
|
Mehefin 1999
|
35.2
|
Gorffennaf 1999
|
35.2
|
Awst 1999
|
36.0
|
Medi 1999
|
37.4
|
Hydref 1999
|
38.1
|
Tachwedd 1999
|
39.2
|
Rhagfyr 1999
|
39.6
|
Ionawr 2000
|
39.7
|
Chwefror 2000
|
39.9
|
Mawrth 2000
|
40.3
|
Ebrill 2000
|
41.6
|
Mai 2000
|
42.4
|
Mehefin 2000
|
42.8
|
Gorffennaf 2000
|
43.8
|
Awst 2000
|
43.8
|
Medi 2000
|
45.0
|
Hydref 2000
|
44.6
|
Tachwedd 2000
|
45.4
|
Rhagfyr 2000
|
44.4
|
Ionawr 2001
|
44.7
|
Chwefror 2001
|
44.0
|
Mawrth 2001
|
44.3
|
Ebrill 2001
|
45.3
|
Mai 2001
|
47.0
|
Mehefin 2001
|
48.5
|
Gorffennaf 2001
|
48.8
|
Awst 2001
|
49.5
|
Medi 2001
|
49.7
|
Hydref 2001
|
49.8
|
Tachwedd 2001
|
49.4
|
Rhagfyr 2001
|
49.9
|
Ionawr 2002
|
51.2
|
Chwefror 2002
|
51.9
|
Mawrth 2002
|
52.0
|
Ebrill 2002
|
51.9
|
Mai 2002
|
52.6
|
Mehefin 2002
|
53.4
|
Gorffennaf 2002
|
55.5
|
Awst 2002
|
56.5
|
Medi 2002
|
57.2
|
Hydref 2002
|
56.6
|
Tachwedd 2002
|
58.1
|
Rhagfyr 2002
|
59.8
|
Ionawr 2003
|
60.6
|
Chwefror 2003
|
60.5
|
Mawrth 2003
|
61.2
|
Ebrill 2003
|
61.6
|
Mai 2003
|
62.4
|
Mehefin 2003
|
62.3
|
Gorffennaf 2003
|
63.6
|
Awst 2003
|
64.5
|
Medi 2003
|
65.5
|
Hydref 2003
|
65.1
|
Tachwedd 2003
|
64.8
|
Rhagfyr 2003
|
65.7
|
Ionawr 2004
|
65.0
|
Chwefror 2004
|
65.3
|
Mawrth 2004
|
64.9
|
Ebrill 2004
|
67.9
|
Mai 2004
|
67.5
|
Mehefin 2004
|
68.2
|
Gorffennaf 2004
|
67.2
|
Awst 2004
|
69.5
|
Medi 2004
|
71.1
|
Hydref 2004
|
70.7
|
Tachwedd 2004
|
70.5
|
Rhagfyr 2004
|
69.6
|
Ionawr 2005
|
71.5
|
Chwefror 2005
|
70.6
|
Mawrth 2005
|
72.7
|
Ebrill 2005
|
73.1
|
Mai 2005
|
72.5
|
Mehefin 2005
|
69.8
|
Gorffennaf 2005
|
69.4
|
Awst 2005
|
71.5
|
Medi 2005
|
72.6
|
Hydref 2005
|
73.0
|
Tachwedd 2005
|
72.0
|
Rhagfyr 2005
|
72.0
|
Ionawr 2006
|
71.6
|
Chwefror 2006
|
71.9
|
Mawrth 2006
|
70.6
|
Ebrill 2006
|
71.5
|
Mai 2006
|
73.1
|
Mehefin 2006
|
75.4
|
Gorffennaf 2006
|
75.5
|
Awst 2006
|
75.6
|
Medi 2006
|
76.4
|
Hydref 2006
|
76.6
|
Tachwedd 2006
|
76.6
|
Rhagfyr 2006
|
75.8
|
Ionawr 2007
|
77.8
|
Chwefror 2007
|
78.2
|
Mawrth 2007
|
79.2
|
Ebrill 2007
|
79.0
|
Mai 2007
|
80.7
|
Mehefin 2007
|
82.0
|
Gorffennaf 2007
|
82.8
|
Awst 2007
|
83.2
|
Medi 2007
|
83.7
|
Hydref 2007
|
83.7
|
Tachwedd 2007
|
84.8
|
Rhagfyr 2007
|
87.2
|
Ionawr 2008
|
90.0
|
Chwefror 2008
|
89.8
|
Mawrth 2008
|
87.7
|
Ebrill 2008
|
84.6
|
Mai 2008
|
82.5
|
Mehefin 2008
|
80.7
|
Gorffennaf 2008
|
81.9
|
Awst 2008
|
81.0
|
Medi 2008
|
81.9
|
Hydref 2008
|
79.0
|
Tachwedd 2008
|
77.9
|
Rhagfyr 2008
|
75.0
|
Ionawr 2009
|
71.7
|
Chwefror 2009
|
68.9
|
Mawrth 2009
|
68.4
|
Ebrill 2009
|
68.4
|
Mai 2009
|
70.2
|
Mehefin 2009
|
70.3
|
Gorffennaf 2009
|
73.1
|
Awst 2009
|
75.4
|
Medi 2009
|
76.9
|
Hydref 2009
|
78.4
|
Tachwedd 2009
|
78.2
|
Rhagfyr 2009
|
78.1
|
Ionawr 2010
|
77.4
|
Chwefror 2010
|
78.8
|
Mawrth 2010
|
80.3
|
Ebrill 2010
|
80.0
|
Mai 2010
|
78.4
|
Mehefin 2010
|
77.9
|
Gorffennaf 2010
|
80.2
|
Awst 2010
|
83.2
|
Medi 2010
|
84.3
|
Hydref 2010
|
81.8
|
Tachwedd 2010
|
80.2
|
Rhagfyr 2010
|
78.5
|
Ionawr 2011
|
78.8
|
Chwefror 2011
|
77.8
|
Mawrth 2011
|
77.1
|
Ebrill 2011
|
77.7
|
Mai 2011
|
77.5
|
Mehefin 2011
|
80.5
|
Gorffennaf 2011
|
82.9
|
Awst 2011
|
83.5
|
Medi 2011
|
84.6
|
Hydref 2011
|
82.5
|
Tachwedd 2011
|
83.8
|
Rhagfyr 2011
|
81.7
|
Ionawr 2012
|
82.3
|
Chwefror 2012
|
80.6
|
Mawrth 2012
|
81.5
|
Ebrill 2012
|
81.1
|
Mai 2012
|
83.2
|
Mehefin 2012
|
84.3
|
Gorffennaf 2012
|
87.4
|
Awst 2012
|
89.1
|
Medi 2012
|
87.6
|
Hydref 2012
|
84.8
|
Tachwedd 2012
|
81.7
|
Rhagfyr 2012
|
83.2
|
Ionawr 2013
|
85.4
|
Chwefror 2013
|
87.2
|
Mawrth 2013
|
86.5
|
Ebrill 2013
|
84.9
|
Mai 2013
|
85.3
|
Mehefin 2013
|
86.8
|
Gorffennaf 2013
|
87.5
|
Awst 2013
|
87.0
|
Medi 2013
|
87.2
|
Hydref 2013
|
87.8
|
Tachwedd 2013
|
87.8
|
Rhagfyr 2013
|
86.8
|
Ionawr 2014
|
89.0
|
Chwefror 2014
|
89.9
|
Mawrth 2014
|
91.7
|
Ebrill 2014
|
91.1
|
Mai 2014
|
94.3
|
Mehefin 2014
|
94.8
|
Gorffennaf 2014
|
97.4
|
Awst 2014
|
96.8
|
Medi 2014
|
98.6
|
Hydref 2014
|
100.2
|
Tachwedd 2014
|
101.5
|
Rhagfyr 2014
|
101.5
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
100.0
|
Mawrth 2015
|
100.6
|
Ebrill 2015
|
99.9
|
Mai 2015
|
100.8
|
Mehefin 2015
|
104.0
|
Gorffennaf 2015
|
108.3
|
Awst 2015
|
109.8
|
Medi 2015
|
109.8
|
Hydref 2015
|
107.6
|
Tachwedd 2015
|
109.7
|
Rhagfyr 2015
|
109.8
|
Ionawr 2016
|
115.5
|
Chwefror 2016
|
115.8
|
Mawrth 2016
|
118.8
|
Ebrill 2016
|
115.6
|
Mai 2016
|
115.3
|
Mehefin 2016
|
113.8
|
Gorffennaf 2016
|
116.3
|
Awst 2016
|
117.0
|
Medi 2016
|
117.5
|
Hydref 2016
|
116.9
|
Tachwedd 2016
|
117.0
|
Rhagfyr 2016
|
118.2
|
Ionawr 2017
|
118.3
|
Chwefror 2017
|
117.2
|
Mawrth 2017
|
116.4
|
Ebrill 2017
|
116.6
|
Mai 2017
|
117.4
|
Mehefin 2017
|
119.0
|
Gorffennaf 2017
|
119.7
|
Awst 2017
|
121.9
|
Medi 2017
|
121.6
|
Hydref 2017
|
123.9
|
Tachwedd 2017
|
123.8
|
Rhagfyr 2017
|
123.9
|
Ionawr 2018
|
122.8
|
Chwefror 2018
|
124.0
|
Mawrth 2018
|
125.2
|
Ebrill 2018
|
123.3
|
Mai 2018
|
121.2
|
Mehefin 2018
|
120.9
|
Gorffennaf 2018
|
123.7
|
Awst 2018
|
125.0
|
Medi 2018
|
124.5
|
Hydref 2018
|
122.6
|
Tachwedd 2018
|
121.6
|
Rhagfyr 2018
|
120.1
|
Ionawr 2019
|
121.2
|
Chwefror 2019
|
122.4
|
Mawrth 2019
|
125.2
|
Ebrill 2019
|
124.0
|
Mai 2019
|
123.8
|
Mehefin 2019
|
122.8
|
Gorffennaf 2019
|
122.8
|
Awst 2019
|
121.9
|
Medi 2019
|
121.4
|
Hydref 2019
|
122.7
|
Tachwedd 2019
|
123.6
|
Rhagfyr 2019
|
123.4
|
Ionawr 2020
|
125.1
|
Chwefror 2020
|
125.2
|
Mawrth 2020
|
125.6
|
Ebrill 2020
|
125.6
|
Mai 2020
|
125.0
|
Mehefin 2020
|
127.9
|
Gorffennaf 2020
|
126.5
|
Awst 2020
|
128.6
|
Medi 2020
|
128.2
|
Hydref 2020
|
130.3
|
Tachwedd 2020
|
130.2
|
Rhagfyr 2020
|
129.1
|
Ionawr 2021
|
126.3
|
Chwefror 2021
|
127.3
|
Mawrth 2021
|
129.3
|
Ebrill 2021
|
130.6
|
Mai 2021
|
130.9
|
Mehefin 2021
|
132.1
|
Gorffennaf 2021
|
132.6
|
Awst 2021
|
133.1
|
Medi 2021
|
134.2
|
Hydref 2021
|
136.7
|
Tachwedd 2021
|
136.7
|
Rhagfyr 2021
|
137.6
|
Ionawr 2022
|
138.6
|
Chwefror 2022
|
139.1
|
Mawrth 2022
|
136.4
|
Ebrill 2022
|
137.0
|
Mai 2022
|
139.6
|
Mehefin 2022
|
144.3
|
Gorffennaf 2022
|
145.3
|
Awst 2022
|
148.0
|
Medi 2022
|
147.2
|
Hydref 2022
|
150.7
|
Tachwedd 2022
|
149.5
|
Rhagfyr 2022
|
150.1
|
Ionawr 2023
|
149.2
|
Chwefror 2023
|
150.7
|
Mawrth 2023
|
150.2
|
Ebrill 2023
|
148.1
|
Mai 2023
|
145.3
|
Mehefin 2023
|
146.5
|
Gorffennaf 2023
|
146.4
|
Awst 2023
|
147.3
|
Medi 2023
|
146.4
|