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 teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 1995
|
92438.0
|
68022.0
|
58131.0
|
Chwefror 1995
|
86267.0
|
63838.0
|
54538.0
|
Mawrth 1995
|
87149.0
|
64762.0
|
55114.0
|
Ebrill 1995
|
86916.0
|
64859.0
|
55186.0
|
Mai 1995
|
88265.0
|
65789.0
|
55900.0
|
Mehefin 1995
|
87673.0
|
65122.0
|
55668.0
|
Gorffennaf 1995
|
86152.0
|
63843.0
|
54328.0
|
Awst 1995
|
87758.0
|
64939.0
|
55028.0
|
Medi 1995
|
87733.0
|
64830.0
|
54543.0
|
Hydref 1995
|
86690.0
|
63858.0
|
54061.0
|
Tachwedd 1995
|
86639.0
|
63740.0
|
54346.0
|
Rhagfyr 1995
|
86000.0
|
63371.0
|
54154.0
|
Ionawr 1996
|
85852.0
|
63379.0
|
53857.0
|
Chwefror 1996
|
83979.0
|
62109.0
|
52430.0
|
Mawrth 1996
|
83595.0
|
61656.0
|
51913.0
|
Ebrill 1996
|
86508.0
|
63938.0
|
53764.0
|
Mai 1996
|
86407.0
|
64003.0
|
53755.0
|
Mehefin 1996
|
86279.0
|
63989.0
|
54030.0
|
Gorffennaf 1996
|
87618.0
|
64769.0
|
54508.0
|
Awst 1996
|
91272.0
|
67175.0
|
56332.0
|
Medi 1996
|
94284.0
|
69301.0
|
57564.0
|
Hydref 1996
|
91886.0
|
67431.0
|
55978.0
|
Tachwedd 1996
|
92035.0
|
67614.0
|
56343.0
|
Rhagfyr 1996
|
91645.0
|
67408.0
|
56171.0
|
Ionawr 1997
|
93333.0
|
68780.0
|
57053.0
|
Chwefror 1997
|
94668.0
|
69581.0
|
57770.0
|
Mawrth 1997
|
95327.0
|
70139.0
|
58343.0
|
Ebrill 1997
|
96708.0
|
71160.0
|
59366.0
|
Mai 1997
|
96140.0
|
70858.0
|
58635.0
|
Mehefin 1997
|
98145.0
|
72156.0
|
59249.0
|
Gorffennaf 1997
|
97319.0
|
71551.0
|
58113.0
|
Awst 1997
|
99204.0
|
72787.0
|
58973.0
|
Medi 1997
|
102140.0
|
74784.0
|
60487.0
|
Hydref 1997
|
102983.0
|
75229.0
|
61143.0
|
Tachwedd 1997
|
103721.0
|
75709.0
|
61584.0
|
Rhagfyr 1997
|
103825.0
|
75865.0
|
61848.0
|
Ionawr 1998
|
103213.0
|
75357.0
|
61480.0
|
Chwefror 1998
|
104602.0
|
76401.0
|
62948.0
|
Mawrth 1998
|
105775.0
|
77260.0
|
63598.0
|
Ebrill 1998
|
111165.0
|
81262.0
|
66750.0
|
Mai 1998
|
114022.0
|
83585.0
|
68004.0
|
Mehefin 1998
|
115297.0
|
84449.0
|
69046.0
|
Gorffennaf 1998
|
116032.0
|
84950.0
|
69356.0
|
Awst 1998
|
116278.0
|
84796.0
|
69183.0
|
Medi 1998
|
118241.0
|
86109.0
|
69827.0
|
Hydref 1998
|
117099.0
|
85252.0
|
69481.0
|
Tachwedd 1998
|
116774.0
|
84928.0
|
69593.0
|
Rhagfyr 1998
|
113138.0
|
82325.0
|
68068.0
|
Ionawr 1999
|
114856.0
|
83438.0
|
69120.0
|
Chwefror 1999
|
115078.0
|
83577.0
|
69477.0
|
Mawrth 1999
|
117929.0
|
85539.0
|
71309.0
|
Ebrill 1999
|
121751.0
|
88587.0
|
73654.0
|
Mai 1999
|
122865.0
|
89658.0
|
74202.0
|
Mehefin 1999
|
123592.0
|
90341.0
|
74364.0
|
Gorffennaf 1999
|
123631.0
|
90179.0
|
74124.0
|
Awst 1999
|
126533.0
|
92241.0
|
75625.0
|
Medi 1999
|
131542.0
|
95590.0
|
78609.0
|
Hydref 1999
|
133831.0
|
97047.0
|
80419.0
|
Tachwedd 1999
|
137809.0
|
99733.0
|
83147.0
|
Rhagfyr 1999
|
139241.0
|
101067.0
|
84492.0
|
Ionawr 2000
|
139408.0
|
101133.0
|
84074.0
|
Chwefror 2000
|
140057.0
|
101785.0
|
84185.0
|
Mawrth 2000
|
141654.0
|
102832.0
|
84422.0
|
Ebrill 2000
|
146126.0
|
106406.0
|
87545.0
|
Mai 2000
|
148886.0
|
108196.0
|
89465.0
|
Mehefin 2000
|
150504.0
|
109393.0
|
90937.0
|
Gorffennaf 2000
|
153784.0
|
111242.0
|
92358.0
|
Awst 2000
|
153684.0
|
110765.0
|
92405.0
|
Medi 2000
|
158030.0
|
113396.0
|
94791.0
|
Hydref 2000
|
156800.0
|
112357.0
|
94547.0
|
Tachwedd 2000
|
159368.0
|
114120.0
|
96279.0
|
Rhagfyr 2000
|
156068.0
|
111931.0
|
95049.0
|
Ionawr 2001
|
157121.0
|
112993.0
|
95852.0
|
Chwefror 2001
|
154892.0
|
111569.0
|
94514.0
|
Mawrth 2001
|
155626.0
|
112107.0
|
94502.0
|
Ebrill 2001
|
159424.0
|
115049.0
|
97002.0
|
Mai 2001
|
165112.0
|
119487.0
|
100498.0
|
Mehefin 2001
|
170459.0
|
123561.0
|
104439.0
|
Gorffennaf 2001
|
171379.0
|
124083.0
|
104698.0
|
Awst 2001
|
173947.0
|
125790.0
|
106507.0
|
Medi 2001
|
174563.0
|
125875.0
|
106613.0
|
Hydref 2001
|
174902.0
|
125921.0
|
107301.0
|
Tachwedd 2001
|
173623.0
|
124907.0
|
106799.0
|
Rhagfyr 2001
|
175411.0
|
126353.0
|
109085.0
|
Ionawr 2002
|
180178.0
|
129745.0
|
112457.0
|
Chwefror 2002
|
182772.0
|
132043.0
|
114361.0
|
Mawrth 2002
|
182902.0
|
132244.0
|
114030.0
|
Ebrill 2002
|
182639.0
|
132406.0
|
114667.0
|
Mai 2002
|
184957.0
|
134015.0
|
116381.0
|
Mehefin 2002
|
187656.0
|
136383.0
|
118584.0
|
Gorffennaf 2002
|
194868.0
|
141676.0
|
122291.0
|
Awst 2002
|
198513.0
|
144364.0
|
124492.0
|
Medi 2002
|
200808.0
|
145648.0
|
125410.0
|
Hydref 2002
|
198721.0
|
144060.0
|
124658.0
|
Tachwedd 2002
|
203873.0
|
147609.0
|
128317.0
|
Rhagfyr 2002
|
209905.0
|
152164.0
|
133018.0
|
Ionawr 2003
|
212808.0
|
154575.0
|
135256.0
|
Chwefror 2003
|
212512.0
|
154546.0
|
135471.0
|
Mawrth 2003
|
214940.0
|
156452.0
|
136994.0
|
Ebrill 2003
|
216403.0
|
157742.0
|
138196.0
|
Mai 2003
|
219229.0
|
160528.0
|
139749.0
|
Mehefin 2003
|
218670.0
|
160301.0
|
139736.0
|
Gorffennaf 2003
|
223325.0
|
163810.0
|
142222.0
|
Awst 2003
|
226489.0
|
165913.0
|
144252.0
|
Medi 2003
|
229847.0
|
168704.0
|
145635.0
|
Hydref 2003
|
228405.0
|
168026.0
|
145182.0
|
Tachwedd 2003
|
227256.0
|
167491.0
|
144560.0
|
Rhagfyr 2003
|
230628.0
|
170555.0
|
147799.0
|
Ionawr 2004
|
228187.0
|
168767.0
|
146180.0
|
Chwefror 2004
|
229266.0
|
169979.0
|
147009.0
|
Mawrth 2004
|
227954.0
|
169279.0
|
145733.0
|
Ebrill 2004
|
238314.0
|
177942.0
|
152707.0
|
Mai 2004
|
236654.0
|
177582.0
|
152464.0
|
Mehefin 2004
|
239250.0
|
180048.0
|
154689.0
|
Gorffennaf 2004
|
235630.0
|
177401.0
|
152163.0
|
Awst 2004
|
243582.0
|
182959.0
|
156982.0
|
Medi 2004
|
249108.0
|
186789.0
|
160106.0
|
Hydref 2004
|
247724.0
|
185771.0
|
160031.0
|
Tachwedd 2004
|
247359.0
|
185704.0
|
160127.0
|
Rhagfyr 2004
|
244340.0
|
184338.0
|
158840.0
|
Ionawr 2005
|
251226.0
|
189855.0
|
162945.0
|
Chwefror 2005
|
248354.0
|
187697.0
|
160723.0
|
Mawrth 2005
|
255859.0
|
193234.0
|
164931.0
|
Ebrill 2005
|
257233.0
|
194674.0
|
165925.0
|
Mai 2005
|
255166.0
|
193712.0
|
164793.0
|
Mehefin 2005
|
245570.0
|
186838.0
|
158687.0
|
Gorffennaf 2005
|
244046.0
|
185558.0
|
157025.0
|
Awst 2005
|
251350.0
|
191065.0
|
161234.0
|
Medi 2005
|
255318.0
|
194029.0
|
163290.0
|
Hydref 2005
|
256730.0
|
195429.0
|
164989.0
|
Tachwedd 2005
|
253083.0
|
193012.0
|
163006.0
|
Rhagfyr 2005
|
253320.0
|
193615.0
|
164266.0
|
Ionawr 2006
|
251906.0
|
192525.0
|
162522.0
|
Chwefror 2006
|
253155.0
|
193541.0
|
163703.0
|
Mawrth 2006
|
248359.0
|
189647.0
|
159667.0
|
Ebrill 2006
|
251614.0
|
192460.0
|
161981.0
|
Mai 2006
|
257475.0
|
196662.0
|
165341.0
|
Mehefin 2006
|
265369.0
|
202655.0
|
170448.0
|
Gorffennaf 2006
|
265600.0
|
202979.0
|
169757.0
|
Awst 2006
|
265663.0
|
203370.0
|
168832.0
|
Medi 2006
|
268419.0
|
205331.0
|
169532.0
|
Hydref 2006
|
268970.0
|
205460.0
|
170441.0
|
Tachwedd 2006
|
269278.0
|
205686.0
|
170520.0
|
Rhagfyr 2006
|
266339.0
|
203903.0
|
169412.0
|
Ionawr 2007
|
273241.0
|
209206.0
|
173379.0
|
Chwefror 2007
|
274993.0
|
210329.0
|
175104.0
|
Mawrth 2007
|
278242.0
|
212724.0
|
176353.0
|
Ebrill 2007
|
277422.0
|
212642.0
|
175848.0
|
Mai 2007
|
283689.0
|
217932.0
|
180118.0
|
Mehefin 2007
|
288298.0
|
221487.0
|
183472.0
|
Gorffennaf 2007
|
290935.0
|
222887.0
|
184565.0
|
Awst 2007
|
292213.0
|
223718.0
|
183460.0
|
Medi 2007
|
293828.0
|
224440.0
|
184056.0
|
Hydref 2007
|
293716.0
|
224357.0
|
184662.0
|
Tachwedd 2007
|
297885.0
|
227045.0
|
188318.0
|
Rhagfyr 2007
|
306433.0
|
233938.0
|
194346.0
|
Ionawr 2008
|
316246.0
|
241035.0
|
200230.0
|
Chwefror 2008
|
315782.0
|
240698.0
|
199764.0
|
Mawrth 2008
|
308467.0
|
235216.0
|
194150.0
|
Ebrill 2008
|
297756.0
|
227559.0
|
186814.0
|
Mai 2008
|
290278.0
|
222069.0
|
181472.0
|
Mehefin 2008
|
283830.0
|
216752.0
|
177275.0
|
Gorffennaf 2008
|
288024.0
|
219461.0
|
179398.0
|
Awst 2008
|
284447.0
|
216071.0
|
176977.0
|
Medi 2008
|
287561.0
|
217902.0
|
178557.0
|
Hydref 2008
|
277470.0
|
209899.0
|
172893.0
|
Tachwedd 2008
|
273588.0
|
206832.0
|
170593.0
|
Rhagfyr 2008
|
263293.0
|
199628.0
|
164154.0
|
Ionawr 2009
|
251861.0
|
190684.0
|
157218.0
|
Chwefror 2009
|
242317.0
|
183627.0
|
151907.0
|
Mawrth 2009
|
241008.0
|
182358.0
|
152280.0
|
Ebrill 2009
|
241174.0
|
183613.0
|
152634.0
|
Mai 2009
|
247153.0
|
188801.0
|
155483.0
|
Mehefin 2009
|
246964.0
|
189185.0
|
153948.0
|
Gorffennaf 2009
|
256438.0
|
196428.0
|
157983.0
|
Awst 2009
|
263995.0
|
202297.0
|
161223.0
|
Medi 2009
|
269111.0
|
206155.0
|
163693.0
|
Hydref 2009
|
274187.0
|
210016.0
|
166140.0
|
Tachwedd 2009
|
273715.0
|
209955.0
|
165654.0
|
Rhagfyr 2009
|
273026.0
|
210332.0
|
164657.0
|
Ionawr 2010
|
270105.0
|
208301.0
|
161404.0
|
Chwefror 2010
|
274721.0
|
211664.0
|
163082.0
|
Mawrth 2010
|
279675.0
|
214614.0
|
165660.0
|
Ebrill 2010
|
278849.0
|
214080.0
|
165674.0
|
Mai 2010
|
272973.0
|
209908.0
|
162593.0
|
Mehefin 2010
|
271182.0
|
208904.0
|
160943.0
|
Gorffennaf 2010
|
278957.0
|
214444.0
|
164304.0
|
Awst 2010
|
289493.0
|
221968.0
|
169377.0
|
Medi 2010
|
293202.0
|
224291.0
|
170821.0
|
Hydref 2010
|
284739.0
|
217805.0
|
166595.0
|
Tachwedd 2010
|
279283.0
|
213299.0
|
163833.0
|
Rhagfyr 2010
|
273645.0
|
208862.0
|
161061.0
|
Ionawr 2011
|
274731.0
|
209039.0
|
161648.0
|
Chwefror 2011
|
271497.0
|
206131.0
|
159811.0
|
Mawrth 2011
|
269348.0
|
203938.0
|
157974.0
|
Ebrill 2011
|
271424.0
|
206054.0
|
159419.0
|
Mai 2011
|
270868.0
|
206359.0
|
160372.0
|
Mehefin 2011
|
281357.0
|
215260.0
|
167324.0
|
Gorffennaf 2011
|
289600.0
|
221854.0
|
172511.0
|
Awst 2011
|
291364.0
|
222968.0
|
171457.0
|
Medi 2011
|
294973.0
|
225078.0
|
172308.0
|
Hydref 2011
|
287602.0
|
218720.0
|
166897.0
|
Tachwedd 2011
|
292433.0
|
221963.0
|
170737.0
|
Rhagfyr 2011
|
285364.0
|
216984.0
|
167371.0
|
Ionawr 2012
|
287172.0
|
218927.0
|
168151.0
|
Chwefror 2012
|
281436.0
|
214873.0
|
163640.0
|
Mawrth 2012
|
284201.0
|
217436.0
|
165162.0
|
Ebrill 2012
|
283096.0
|
216637.0
|
165408.0
|
Mai 2012
|
290408.0
|
222982.0
|
170335.0
|
Mehefin 2012
|
294215.0
|
226460.0
|
171951.0
|
Gorffennaf 2012
|
304650.0
|
234479.0
|
177258.0
|
Awst 2012
|
310686.0
|
239290.0
|
179620.0
|
Medi 2012
|
305330.0
|
234756.0
|
176176.0
|
Hydref 2012
|
295842.0
|
227628.0
|
170866.0
|
Tachwedd 2012
|
284984.0
|
219307.0
|
164916.0
|
Rhagfyr 2012
|
290458.0
|
223500.0
|
167842.0
|
Ionawr 2013
|
298108.0
|
229085.0
|
171484.0
|
Chwefror 2013
|
304271.0
|
233391.0
|
174881.0
|
Mawrth 2013
|
301962.0
|
231199.0
|
174081.0
|
Ebrill 2013
|
296430.0
|
227279.0
|
171141.0
|
Mai 2013
|
298138.0
|
228679.0
|
172462.0
|
Mehefin 2013
|
302972.0
|
232803.0
|
174808.0
|
Gorffennaf 2013
|
305353.0
|
234749.0
|
176149.0
|
Awst 2013
|
303650.0
|
233552.0
|
174485.0
|
Medi 2013
|
304380.0
|
233884.0
|
174673.0
|
Hydref 2013
|
306454.0
|
235162.0
|
175745.0
|
Tachwedd 2013
|
306522.0
|
235387.0
|
176125.0
|
Rhagfyr 2013
|
303160.0
|
233025.0
|
175215.0
|
Ionawr 2014
|
310886.0
|
239171.0
|
179858.0
|
Chwefror 2014
|
314052.0
|
241524.0
|
181566.0
|
Mawrth 2014
|
320359.0
|
246429.0
|
184542.0
|
Ebrill 2014
|
318174.0
|
245199.0
|
183151.0
|
Mai 2014
|
329723.0
|
254639.0
|
189978.0
|
Mehefin 2014
|
331279.0
|
256020.0
|
190884.0
|
Gorffennaf 2014
|
340210.0
|
262994.0
|
195524.0
|
Awst 2014
|
337829.0
|
260866.0
|
193434.0
|
Medi 2014
|
344224.0
|
265743.0
|
196786.0
|
Hydref 2014
|
349897.0
|
269766.0
|
200555.0
|
Tachwedd 2014
|
354350.0
|
272998.0
|
203616.0
|
Rhagfyr 2014
|
354276.0
|
272798.0
|
203987.0
|
Ionawr 2015
|
349186.0
|
268505.0
|
201031.0
|
Chwefror 2015
|
349324.0
|
268367.0
|
201197.0
|
Mawrth 2015
|
351436.0
|
269535.0
|
202164.0
|
Ebrill 2015
|
349102.0
|
268207.0
|
200667.0
|
Mai 2015
|
352146.0
|
270901.0
|
202365.0
|
Mehefin 2015
|
363103.0
|
280221.0
|
207756.0
|
Gorffennaf 2015
|
378196.0
|
291859.0
|
215991.0
|
Awst 2015
|
383377.0
|
296050.0
|
218352.0
|
Medi 2015
|
383564.0
|
295626.0
|
218702.0
|
Hydref 2015
|
375770.0
|
290032.0
|
213973.0
|
Tachwedd 2015
|
382978.0
|
295369.0
|
218016.0
|
Rhagfyr 2015
|
383376.0
|
295801.0
|
218048.0
|
Ionawr 2016
|
403554.0
|
310586.0
|
229651.0
|
Chwefror 2016
|
404329.0
|
310938.0
|
229777.0
|
Mawrth 2016
|
414829.0
|
318167.0
|
235818.0
|
Ebrill 2016
|
403779.0
|
310543.0
|
229977.0
|
Mai 2016
|
403078.0
|
310954.0
|
231423.0
|
Mehefin 2016
|
398112.0
|
308503.0
|
229206.0
|
Gorffennaf 2016
|
406529.0
|
314729.0
|
233942.0
|
Awst 2016
|
408936.0
|
316324.0
|
234572.0
|
Medi 2016
|
410671.0
|
317097.0
|
235483.0
|
Hydref 2016
|
408453.0
|
314566.0
|
235134.0
|
Tachwedd 2016
|
409086.0
|
313985.0
|
235715.0
|
Rhagfyr 2016
|
413348.0
|
316895.0
|
238729.0
|
Ionawr 2017
|
413545.0
|
317176.0
|
238561.0
|
Chwefror 2017
|
409845.0
|
314380.0
|
237973.0
|
Mawrth 2017
|
407028.0
|
311866.0
|
236834.0
|
Ebrill 2017
|
407517.0
|
311878.0
|
237907.0
|
Mai 2017
|
410264.0
|
313954.0
|
239579.0
|
Mehefin 2017
|
415638.0
|
318490.0
|
243400.0
|
Gorffennaf 2017
|
417913.0
|
320340.0
|
245151.0
|
Awst 2017
|
425786.0
|
326976.0
|
248727.0
|
Medi 2017
|
424755.0
|
326176.0
|
247004.0
|
Hydref 2017
|
432848.0
|
332531.0
|
250550.0
|
Tachwedd 2017
|
432470.0
|
331810.0
|
250420.0
|
Rhagfyr 2017
|
432747.0
|
332092.0
|
250648.0
|
Ionawr 2018
|
428915.0
|
329030.0
|
248521.0
|
Chwefror 2018
|
434235.0
|
333028.0
|
251103.0
|
Mawrth 2018
|
438050.0
|
336576.0
|
251191.0
|
Ebrill 2018
|
431162.0
|
332336.0
|
245675.0
|
Mai 2018
|
422488.0
|
326339.0
|
238319.0
|
Mehefin 2018
|
421480.0
|
325153.0
|
238022.0
|
Gorffennaf 2018
|
430993.0
|
331836.0
|
243083.0
|
Awst 2018
|
436126.0
|
335726.0
|
246919.0
|
Medi 2018
|
434304.0
|
334346.0
|
245220.0
|
Hydref 2018
|
427919.0
|
329092.0
|
241947.0
|
Tachwedd 2018
|
423941.0
|
325712.0
|
238345.0
|
Rhagfyr 2018
|
418634.0
|
321516.0
|
236112.0
|
Ionawr 2019
|
422598.0
|
324127.0
|
238445.0
|
Chwefror 2019
|
427918.0
|
327797.0
|
242863.0
|
Mawrth 2019
|
438096.0
|
335374.0
|
248713.0
|
Ebrill 2019
|
433888.0
|
333296.0
|
245704.0
|
Mai 2019
|
432677.0
|
333313.0
|
244186.0
|
Mehefin 2019
|
428897.0
|
330733.0
|
241800.0
|
Gorffennaf 2019
|
429212.0
|
330974.0
|
242438.0
|
Awst 2019
|
425967.0
|
328257.0
|
239774.0
|
Medi 2019
|
424642.0
|
327554.0
|
239008.0
|
Hydref 2019
|
428722.0
|
330259.0
|
240840.0
|
Tachwedd 2019
|
431514.0
|
331712.0
|
242642.0
|
Rhagfyr 2019
|
430098.0
|
330679.0
|
241208.0
|
Ionawr 2020
|
436481.0
|
336103.0
|
244557.0
|
Chwefror 2020
|
437129.0
|
337350.0
|
243865.0
|
Mawrth 2020
|
438933.0
|
338441.0
|
244590.0
|
Ebrill 2020
|
438805.0
|
338428.0
|
242518.0
|
Mai 2020
|
437475.0
|
336989.0
|
242867.0
|
Mehefin 2020
|
447267.0
|
345651.0
|
247296.0
|
Gorffennaf 2020
|
441942.0
|
341553.0
|
245409.0
|
Awst 2020
|
448543.0
|
347213.0
|
247075.0
|
Medi 2020
|
447436.0
|
345569.0
|
245691.0
|
Hydref 2020
|
454182.0
|
351147.0
|
247620.0
|
Tachwedd 2020
|
453310.0
|
350989.0
|
246751.0
|
Rhagfyr 2020
|
448915.0
|
348368.0
|
243823.0
|
Ionawr 2021
|
438999.0
|
341291.0
|
239809.0
|
Chwefror 2021
|
442425.0
|
344966.0
|
243363.0
|
Mawrth 2021
|
449599.0
|
351501.0
|
249848.0
|
Ebrill 2021
|
454543.0
|
355591.0
|
252939.0
|
Mai 2021
|
455795.0
|
356274.0
|
253391.0
|
Mehefin 2021
|
459263.0
|
360367.0
|
254424.0
|
Gorffennaf 2021
|
461291.0
|
360663.0
|
254734.0
|
Awst 2021
|
462348.0
|
360244.0
|
252688.0
|
Medi 2021
|
466006.0
|
361610.0
|
253155.0
|
Hydref 2021
|
473719.0
|
366892.0
|
255106.0
|
Tachwedd 2021
|
473709.0
|
366614.0
|
255314.0
|
Rhagfyr 2021
|
476666.0
|
368017.0
|
255211.0
|
Ionawr 2022
|
479948.0
|
371378.0
|
256241.0
|
Chwefror 2022
|
481698.0
|
373241.0
|
257192.0
|
Mawrth 2022
|
472754.0
|
365916.0
|
251991.0
|
Ebrill 2022
|
474624.0
|
368782.0
|
253050.0
|
Mai 2022
|
483796.0
|
376632.0
|
256375.0
|
Mehefin 2022
|
499744.0
|
389906.0
|
265270.0
|
Gorffennaf 2022
|
503365.0
|
392597.0
|
266050.0
|
Awst 2022
|
512691.0
|
400456.0
|
270099.0
|
Medi 2022
|
509920.0
|
398378.0
|
266446.0
|
Hydref 2022
|
521840.0
|
407721.0
|
272376.0
|
Tachwedd 2022
|
517873.0
|
404223.0
|
270021.0
|
Rhagfyr 2022
|
520039.0
|
406068.0
|
271693.0
|
Ionawr 2023
|
517073.0
|
403154.0
|
270372.0
|
Chwefror 2023
|
522138.0
|
406594.0
|
273193.0
|
Mawrth 2023
|
520675.0
|
403958.0
|
272349.0
|
Ebrill 2023
|
513630.0
|
397851.0
|
269199.0
|
Mai 2023
|
504063.0
|
390471.0
|
265424.0
|
Mehefin 2023
|
508177.0
|
394536.0
|
267555.0
|
Gorffennaf 2023
|
507636.0
|
395027.0
|
265879.0
|
Awst 2023
|
510283.0
|
397472.0
|
265016.0
|
Medi 2023
|
507193.0
|
395482.0
|
262136.0
|
Dyddiad
|
Pob math o eiddo
|
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
|
-6.8
|
-7.4
|
Chwefror 1996
|
-2.6
|
-2.7
|
-3.9
|
Mawrth 1996
|
-4.1
|
-4.8
|
-5.8
|
Ebrill 1996
|
-0.5
|
-1.4
|
-2.6
|
Mai 1996
|
-2.1
|
-2.7
|
-3.8
|
Mehefin 1996
|
-1.6
|
-1.7
|
-2.9
|
Gorffennaf 1996
|
1.7
|
1.4
|
0.3
|
Awst 1996
|
4.0
|
3.4
|
2.4
|
Medi 1996
|
7.5
|
6.9
|
5.5
|
Hydref 1996
|
6.0
|
5.6
|
3.6
|
Tachwedd 1996
|
6.2
|
6.1
|
3.7
|
Rhagfyr 1996
|
6.6
|
6.4
|
3.7
|
Ionawr 1997
|
8.7
|
8.5
|
5.9
|
Chwefror 1997
|
12.7
|
12.0
|
10.2
|
Mawrth 1997
|
14.0
|
13.8
|
12.4
|
Ebrill 1997
|
11.8
|
11.3
|
10.4
|
Mai 1997
|
11.3
|
10.7
|
9.1
|
Mehefin 1997
|
13.8
|
12.8
|
9.7
|
Gorffennaf 1997
|
11.1
|
10.5
|
6.6
|
Awst 1997
|
8.7
|
8.4
|
4.7
|
Medi 1997
|
8.3
|
7.9
|
5.1
|
Hydref 1997
|
12.1
|
11.6
|
9.2
|
Tachwedd 1997
|
12.7
|
12.0
|
9.3
|
Rhagfyr 1997
|
13.3
|
12.6
|
10.1
|
Ionawr 1998
|
10.6
|
9.6
|
7.8
|
Chwefror 1998
|
10.5
|
9.8
|
9.0
|
Mawrth 1998
|
11.0
|
10.2
|
9.0
|
Ebrill 1998
|
15.0
|
14.2
|
12.4
|
Mai 1998
|
18.6
|
18.0
|
16.0
|
Mehefin 1998
|
17.5
|
17.0
|
16.5
|
Gorffennaf 1998
|
19.2
|
18.7
|
19.4
|
Awst 1998
|
17.2
|
16.5
|
17.3
|
Medi 1998
|
15.8
|
15.1
|
15.4
|
Hydref 1998
|
13.7
|
13.3
|
13.6
|
Tachwedd 1998
|
12.6
|
12.2
|
13.0
|
Rhagfyr 1998
|
9.0
|
8.5
|
10.1
|
Ionawr 1999
|
11.3
|
10.7
|
12.4
|
Chwefror 1999
|
10.0
|
9.4
|
10.4
|
Mawrth 1999
|
11.5
|
10.7
|
12.1
|
Ebrill 1999
|
9.5
|
9.0
|
10.3
|
Mai 1999
|
7.8
|
7.3
|
9.1
|
Mehefin 1999
|
7.2
|
7.0
|
7.7
|
Gorffennaf 1999
|
6.6
|
6.2
|
6.9
|
Awst 1999
|
8.8
|
8.8
|
9.3
|
Medi 1999
|
11.2
|
11.0
|
12.6
|
Hydref 1999
|
14.3
|
13.8
|
15.7
|
Tachwedd 1999
|
18.0
|
17.4
|
19.5
|
Rhagfyr 1999
|
23.1
|
22.8
|
24.1
|
Ionawr 2000
|
21.4
|
21.2
|
21.6
|
Chwefror 2000
|
21.7
|
21.8
|
21.2
|
Mawrth 2000
|
20.1
|
20.2
|
18.4
|
Ebrill 2000
|
20.0
|
20.1
|
18.9
|
Mai 2000
|
21.2
|
20.7
|
20.6
|
Mehefin 2000
|
21.8
|
21.1
|
22.3
|
Gorffennaf 2000
|
24.4
|
23.4
|
24.6
|
Awst 2000
|
21.5
|
20.1
|
22.2
|
Medi 2000
|
20.1
|
18.6
|
20.6
|
Hydref 2000
|
17.2
|
15.8
|
17.6
|
Tachwedd 2000
|
15.6
|
14.4
|
15.8
|
Rhagfyr 2000
|
12.1
|
10.8
|
12.5
|
Ionawr 2001
|
12.7
|
11.7
|
14.0
|
Chwefror 2001
|
10.6
|
9.6
|
12.3
|
Mawrth 2001
|
9.9
|
9.0
|
11.9
|
Ebrill 2001
|
9.1
|
8.1
|
10.8
|
Mai 2001
|
10.9
|
10.4
|
12.3
|
Mehefin 2001
|
13.3
|
13.0
|
14.8
|
Gorffennaf 2001
|
11.4
|
11.5
|
13.4
|
Awst 2001
|
13.2
|
13.6
|
15.3
|
Medi 2001
|
10.5
|
11.0
|
12.5
|
Hydref 2001
|
11.5
|
12.1
|
13.5
|
Tachwedd 2001
|
8.9
|
9.4
|
10.9
|
Rhagfyr 2001
|
12.4
|
12.9
|
14.8
|
Ionawr 2002
|
14.7
|
14.8
|
17.3
|
Chwefror 2002
|
18.0
|
18.4
|
21.0
|
Mawrth 2002
|
17.5
|
18.0
|
20.7
|
Ebrill 2002
|
14.6
|
15.1
|
18.2
|
Mai 2002
|
12.0
|
12.2
|
15.8
|
Mehefin 2002
|
10.1
|
10.4
|
13.5
|
Gorffennaf 2002
|
13.7
|
14.2
|
16.8
|
Awst 2002
|
14.1
|
14.8
|
16.9
|
Medi 2002
|
15.0
|
15.7
|
17.6
|
Hydref 2002
|
13.6
|
14.4
|
16.2
|
Tachwedd 2002
|
17.4
|
18.2
|
20.2
|
Rhagfyr 2002
|
19.7
|
20.4
|
21.9
|
Ionawr 2003
|
18.1
|
19.1
|
20.3
|
Chwefror 2003
|
16.3
|
17.0
|
18.5
|
Mawrth 2003
|
17.5
|
18.3
|
20.1
|
Ebrill 2003
|
18.5
|
19.1
|
20.5
|
Mai 2003
|
18.5
|
19.8
|
20.1
|
Mehefin 2003
|
16.5
|
17.5
|
17.8
|
Gorffennaf 2003
|
14.6
|
15.6
|
16.3
|
Awst 2003
|
14.1
|
14.9
|
15.9
|
Medi 2003
|
14.5
|
15.8
|
16.1
|
Hydref 2003
|
14.9
|
16.6
|
16.5
|
Tachwedd 2003
|
11.5
|
13.5
|
12.7
|
Rhagfyr 2003
|
9.9
|
12.1
|
11.1
|
Ionawr 2004
|
7.2
|
9.2
|
8.1
|
Chwefror 2004
|
7.9
|
10.0
|
8.5
|
Mawrth 2004
|
6.0
|
8.2
|
6.4
|
Ebrill 2004
|
10.1
|
12.8
|
10.5
|
Mai 2004
|
8.0
|
10.6
|
9.1
|
Mehefin 2004
|
9.4
|
12.3
|
10.7
|
Gorffennaf 2004
|
5.5
|
8.3
|
7.0
|
Awst 2004
|
7.6
|
10.3
|
8.8
|
Medi 2004
|
8.4
|
10.7
|
9.9
|
Hydref 2004
|
8.5
|
10.6
|
10.2
|
Tachwedd 2004
|
8.8
|
10.9
|
10.8
|
Rhagfyr 2004
|
6.0
|
8.1
|
7.5
|
Ionawr 2005
|
10.1
|
12.5
|
11.5
|
Chwefror 2005
|
8.3
|
10.4
|
9.3
|
Mawrth 2005
|
12.2
|
14.2
|
13.2
|
Ebrill 2005
|
7.9
|
9.4
|
8.7
|
Mai 2005
|
7.8
|
9.1
|
8.1
|
Mehefin 2005
|
2.6
|
3.8
|
2.6
|
Gorffennaf 2005
|
3.6
|
4.6
|
3.2
|
Awst 2005
|
3.2
|
4.4
|
2.7
|
Medi 2005
|
2.5
|
3.9
|
2.0
|
Hydref 2005
|
3.6
|
5.2
|
3.1
|
Tachwedd 2005
|
2.3
|
3.9
|
1.8
|
Rhagfyr 2005
|
3.7
|
5.0
|
3.4
|
Ionawr 2006
|
0.3
|
1.4
|
-0.3
|
Chwefror 2006
|
1.9
|
3.1
|
1.8
|
Mawrth 2006
|
-2.9
|
-1.9
|
-3.2
|
Ebrill 2006
|
-2.2
|
-1.1
|
-2.4
|
Mai 2006
|
0.9
|
1.5
|
0.3
|
Mehefin 2006
|
8.1
|
8.5
|
7.4
|
Gorffennaf 2006
|
8.8
|
9.4
|
8.1
|
Awst 2006
|
5.7
|
6.4
|
4.7
|
Medi 2006
|
5.1
|
5.8
|
3.8
|
Hydref 2006
|
4.8
|
5.1
|
3.3
|
Tachwedd 2006
|
6.4
|
6.6
|
4.6
|
Rhagfyr 2006
|
5.1
|
5.3
|
3.1
|
Ionawr 2007
|
8.5
|
8.7
|
6.7
|
Chwefror 2007
|
8.6
|
8.7
|
7.0
|
Mawrth 2007
|
12.0
|
12.2
|
10.4
|
Ebrill 2007
|
10.3
|
10.5
|
8.6
|
Mai 2007
|
10.2
|
10.8
|
8.9
|
Mehefin 2007
|
8.6
|
9.3
|
7.6
|
Gorffennaf 2007
|
9.5
|
9.8
|
8.7
|
Awst 2007
|
10.0
|
10.0
|
8.7
|
Medi 2007
|
9.5
|
9.3
|
8.6
|
Hydref 2007
|
9.2
|
9.2
|
8.3
|
Tachwedd 2007
|
10.6
|
10.4
|
10.4
|
Rhagfyr 2007
|
15.0
|
14.7
|
14.7
|
Ionawr 2008
|
15.7
|
15.2
|
15.5
|
Chwefror 2008
|
14.8
|
14.4
|
14.1
|
Mawrth 2008
|
10.9
|
10.6
|
10.1
|
Ebrill 2008
|
7.3
|
7.0
|
6.2
|
Mai 2008
|
2.3
|
1.9
|
0.8
|
Mehefin 2008
|
-1.6
|
-2.1
|
-3.4
|
Gorffennaf 2008
|
-1.0
|
-1.5
|
-2.8
|
Awst 2008
|
-2.7
|
-3.4
|
-3.5
|
Medi 2008
|
-2.1
|
-2.9
|
-3.0
|
Hydref 2008
|
-5.5
|
-6.4
|
-6.4
|
Tachwedd 2008
|
-8.2
|
-8.9
|
-9.4
|
Rhagfyr 2008
|
-14.1
|
-14.7
|
-15.5
|
Ionawr 2009
|
-20.4
|
-20.9
|
-21.5
|
Chwefror 2009
|
-23.3
|
-23.7
|
-24.0
|
Mawrth 2009
|
-21.9
|
-22.5
|
-21.6
|
Ebrill 2009
|
-19.0
|
-19.3
|
-18.3
|
Mai 2009
|
-14.9
|
-15.0
|
-14.3
|
Mehefin 2009
|
-13.0
|
-12.7
|
-13.2
|
Gorffennaf 2009
|
-11.0
|
-10.5
|
-11.9
|
Awst 2009
|
-7.2
|
-6.4
|
-8.9
|
Medi 2009
|
-6.4
|
-5.4
|
-8.3
|
Hydref 2009
|
-1.2
|
0.1
|
-3.9
|
Tachwedd 2009
|
0.1
|
1.5
|
-2.9
|
Rhagfyr 2009
|
3.7
|
5.4
|
0.3
|
Ionawr 2010
|
7.2
|
9.2
|
2.7
|
Chwefror 2010
|
13.4
|
15.3
|
7.4
|
Mawrth 2010
|
16.0
|
17.7
|
8.8
|
Ebrill 2010
|
15.6
|
16.6
|
8.5
|
Mai 2010
|
10.4
|
11.2
|
4.6
|
Mehefin 2010
|
9.8
|
10.4
|
4.5
|
Gorffennaf 2010
|
8.8
|
9.2
|
4.0
|
Awst 2010
|
9.7
|
9.7
|
5.1
|
Medi 2010
|
9.0
|
8.8
|
4.4
|
Hydref 2010
|
3.8
|
3.7
|
0.3
|
Tachwedd 2010
|
2.0
|
1.6
|
-1.1
|
Rhagfyr 2010
|
0.2
|
-0.7
|
-2.2
|
Ionawr 2011
|
1.7
|
0.4
|
0.2
|
Chwefror 2011
|
-1.2
|
-2.6
|
-2.0
|
Mawrth 2011
|
-3.7
|
-5.0
|
-4.6
|
Ebrill 2011
|
-2.7
|
-3.8
|
-3.8
|
Mai 2011
|
-0.8
|
-1.7
|
-1.4
|
Mehefin 2011
|
3.8
|
3.0
|
4.0
|
Gorffennaf 2011
|
3.8
|
3.5
|
5.0
|
Awst 2011
|
0.6
|
0.4
|
1.2
|
Medi 2011
|
0.6
|
0.4
|
0.9
|
Hydref 2011
|
1.0
|
0.4
|
0.2
|
Tachwedd 2011
|
4.7
|
4.1
|
4.2
|
Rhagfyr 2011
|
4.3
|
3.9
|
3.9
|
Ionawr 2012
|
4.5
|
4.7
|
4.0
|
Chwefror 2012
|
3.7
|
4.2
|
2.4
|
Mawrth 2012
|
5.5
|
6.6
|
4.6
|
Ebrill 2012
|
4.3
|
5.1
|
3.8
|
Mai 2012
|
7.2
|
8.1
|
6.2
|
Mehefin 2012
|
4.6
|
5.2
|
2.8
|
Gorffennaf 2012
|
5.2
|
5.7
|
2.8
|
Awst 2012
|
6.6
|
7.3
|
4.8
|
Medi 2012
|
3.5
|
4.3
|
2.2
|
Hydref 2012
|
2.9
|
4.1
|
2.4
|
Tachwedd 2012
|
-2.6
|
-1.2
|
-3.4
|
Rhagfyr 2012
|
1.8
|
3.0
|
0.3
|
Ionawr 2013
|
3.8
|
4.6
|
2.0
|
Chwefror 2013
|
8.1
|
8.6
|
6.9
|
Mawrth 2013
|
6.2
|
6.3
|
5.4
|
Ebrill 2013
|
4.7
|
4.9
|
3.5
|
Mai 2013
|
2.7
|
2.6
|
1.2
|
Mehefin 2013
|
3.0
|
2.8
|
1.7
|
Gorffennaf 2013
|
0.2
|
0.1
|
-0.6
|
Awst 2013
|
-2.3
|
-2.4
|
-2.9
|
Medi 2013
|
-0.3
|
-0.4
|
-0.8
|
Hydref 2013
|
3.6
|
3.3
|
2.9
|
Tachwedd 2013
|
7.6
|
7.3
|
6.8
|
Rhagfyr 2013
|
4.4
|
4.3
|
4.4
|
Ionawr 2014
|
4.3
|
4.4
|
4.9
|
Chwefror 2014
|
3.2
|
3.5
|
3.8
|
Mawrth 2014
|
6.1
|
6.6
|
6.0
|
Ebrill 2014
|
7.3
|
7.9
|
7.0
|
Mai 2014
|
10.6
|
11.4
|
10.2
|
Mehefin 2014
|
9.3
|
10.0
|
9.2
|
Gorffennaf 2014
|
11.4
|
12.0
|
11.0
|
Awst 2014
|
11.3
|
11.7
|
10.9
|
Medi 2014
|
13.1
|
13.6
|
12.7
|
Hydref 2014
|
14.2
|
14.7
|
14.1
|
Tachwedd 2014
|
15.6
|
16.0
|
15.6
|
Rhagfyr 2014
|
16.9
|
17.1
|
16.4
|
Ionawr 2015
|
12.3
|
12.3
|
11.8
|
Chwefror 2015
|
11.2
|
11.1
|
10.8
|
Mawrth 2015
|
9.7
|
9.4
|
9.6
|
Ebrill 2015
|
9.7
|
9.4
|
9.6
|
Mai 2015
|
6.8
|
6.4
|
6.5
|
Mehefin 2015
|
9.6
|
9.4
|
8.8
|
Gorffennaf 2015
|
11.2
|
11.0
|
10.5
|
Awst 2015
|
13.5
|
13.5
|
12.9
|
Medi 2015
|
11.4
|
11.2
|
11.1
|
Hydref 2015
|
7.4
|
7.5
|
6.7
|
Tachwedd 2015
|
8.1
|
8.2
|
7.1
|
Rhagfyr 2015
|
8.2
|
8.4
|
6.9
|
Ionawr 2016
|
15.6
|
15.7
|
14.2
|
Chwefror 2016
|
15.8
|
15.9
|
14.2
|
Mawrth 2016
|
18.0
|
18.0
|
16.6
|
Ebrill 2016
|
15.7
|
15.8
|
14.6
|
Mai 2016
|
14.5
|
14.8
|
14.4
|
Mehefin 2016
|
9.6
|
10.1
|
10.3
|
Gorffennaf 2016
|
7.5
|
7.8
|
8.3
|
Awst 2016
|
6.7
|
6.8
|
7.4
|
Medi 2016
|
7.1
|
7.3
|
7.7
|
Hydref 2016
|
8.7
|
8.5
|
9.9
|
Tachwedd 2016
|
6.8
|
6.3
|
8.1
|
Rhagfyr 2016
|
7.8
|
7.1
|
9.5
|
Ionawr 2017
|
2.5
|
2.1
|
3.9
|
Chwefror 2017
|
1.4
|
1.1
|
3.6
|
Mawrth 2017
|
-1.9
|
-2.0
|
0.4
|
Ebrill 2017
|
1.3
|
0.8
|
3.0
|
Mai 2017
|
2.6
|
1.8
|
4.0
|
Mehefin 2017
|
4.4
|
3.2
|
6.2
|
Gorffennaf 2017
|
2.8
|
1.8
|
4.8
|
Awst 2017
|
4.1
|
3.4
|
6.0
|
Medi 2017
|
3.4
|
2.9
|
4.9
|
Hydref 2017
|
6.0
|
5.7
|
6.6
|
Tachwedd 2017
|
5.7
|
5.7
|
6.2
|
Rhagfyr 2017
|
4.7
|
4.8
|
5.0
|
Ionawr 2018
|
3.7
|
3.7
|
4.2
|
Chwefror 2018
|
6.0
|
5.9
|
5.5
|
Mawrth 2018
|
7.6
|
7.9
|
6.1
|
Ebrill 2018
|
5.8
|
6.6
|
3.3
|
Mai 2018
|
3.0
|
3.9
|
-0.5
|
Mehefin 2018
|
1.4
|
2.1
|
-2.2
|
Gorffennaf 2018
|
3.1
|
3.6
|
-0.8
|
Awst 2018
|
2.4
|
2.7
|
-0.7
|
Medi 2018
|
2.2
|
2.5
|
-0.7
|
Hydref 2018
|
-1.1
|
-1.0
|
-3.4
|
Tachwedd 2018
|
-2.0
|
-1.8
|
-4.8
|
Rhagfyr 2018
|
-3.3
|
-3.2
|
-5.8
|
Ionawr 2019
|
-1.5
|
-1.5
|
-4.0
|
Chwefror 2019
|
-1.4
|
-1.6
|
-3.3
|
Mawrth 2019
|
0.0
|
-0.4
|
-1.0
|
Ebrill 2019
|
0.6
|
0.3
|
0.0
|
Mai 2019
|
2.4
|
2.1
|
2.5
|
Mehefin 2019
|
1.8
|
1.7
|
1.6
|
Gorffennaf 2019
|
-0.4
|
-0.3
|
-0.3
|
Awst 2019
|
-2.3
|
-2.2
|
-2.9
|
Medi 2019
|
-2.2
|
-2.0
|
-2.5
|
Hydref 2019
|
0.2
|
0.4
|
-0.5
|
Tachwedd 2019
|
1.8
|
1.8
|
1.8
|
Rhagfyr 2019
|
2.7
|
2.8
|
2.2
|
Ionawr 2020
|
3.3
|
3.7
|
2.6
|
Chwefror 2020
|
2.2
|
2.9
|
0.4
|
Mawrth 2020
|
0.2
|
0.9
|
-1.7
|
Ebrill 2020
|
1.1
|
1.5
|
-1.3
|
Mai 2020
|
1.1
|
1.1
|
-0.5
|
Mehefin 2020
|
4.3
|
4.5
|
2.3
|
Gorffennaf 2020
|
3.0
|
3.2
|
1.2
|
Awst 2020
|
5.3
|
5.8
|
3.0
|
Medi 2020
|
5.4
|
5.5
|
2.8
|
Hydref 2020
|
5.9
|
6.3
|
2.8
|
Tachwedd 2020
|
5.0
|
5.8
|
1.7
|
Rhagfyr 2020
|
4.4
|
5.4
|
1.1
|
Ionawr 2021
|
0.6
|
1.5
|
-1.9
|
Chwefror 2021
|
1.2
|
2.3
|
-0.2
|
Mawrth 2021
|
2.4
|
3.9
|
2.1
|
Ebrill 2021
|
3.6
|
5.1
|
4.3
|
Mai 2021
|
4.2
|
5.7
|
4.3
|
Mehefin 2021
|
2.7
|
4.3
|
2.9
|
Gorffennaf 2021
|
4.4
|
5.6
|
3.8
|
Awst 2021
|
3.1
|
3.8
|
2.3
|
Medi 2021
|
4.2
|
4.6
|
3.0
|
Hydref 2021
|
4.3
|
4.5
|
3.0
|
Tachwedd 2021
|
4.5
|
4.5
|
3.5
|
Rhagfyr 2021
|
6.2
|
5.6
|
4.7
|
Ionawr 2022
|
9.3
|
8.8
|
6.9
|
Chwefror 2022
|
8.9
|
8.2
|
5.7
|
Mawrth 2022
|
5.2
|
4.1
|
0.9
|
Ebrill 2022
|
4.4
|
3.7
|
0.0
|
Mai 2022
|
6.1
|
5.7
|
1.2
|
Mehefin 2022
|
8.8
|
8.2
|
4.3
|
Gorffennaf 2022
|
9.1
|
8.9
|
4.4
|
Awst 2022
|
10.9
|
11.2
|
6.9
|
Medi 2022
|
9.4
|
10.2
|
5.2
|
Hydref 2022
|
10.2
|
11.1
|
6.8
|
Tachwedd 2022
|
9.3
|
10.3
|
5.8
|
Rhagfyr 2022
|
9.1
|
10.3
|
6.5
|
Ionawr 2023
|
7.7
|
8.6
|
5.5
|
Chwefror 2023
|
8.4
|
8.9
|
6.2
|
Mawrth 2023
|
10.1
|
10.4
|
8.1
|
Ebrill 2023
|
8.2
|
7.9
|
6.4
|
Mai 2023
|
4.2
|
3.7
|
3.5
|
Mehefin 2023
|
1.7
|
1.2
|
0.9
|
Gorffennaf 2023
|
0.8
|
0.6
|
-0.1
|
Awst 2023
|
-0.5
|
-0.7
|
-1.9
|
Medi 2023
|
-0.5
|
-0.7
|
-1.6
|
Dyddiad
|
Pob math o eiddo
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 1995
|
|
|
|
Chwefror 1995
|
-6.7
|
-6.2
|
-6.2
|
Mawrth 1995
|
1.0
|
1.4
|
1.1
|
Ebrill 1995
|
-0.3
|
0.2
|
0.1
|
Mai 1995
|
1.6
|
1.4
|
1.3
|
Mehefin 1995
|
-0.7
|
-1.0
|
-0.4
|
Gorffennaf 1995
|
-1.7
|
-2.0
|
-2.4
|
Awst 1995
|
1.9
|
1.7
|
1.3
|
Medi 1995
|
-0.0
|
-0.2
|
-0.9
|
Hydref 1995
|
-1.2
|
-1.5
|
-0.9
|
Tachwedd 1995
|
-0.1
|
-0.2
|
0.5
|
Rhagfyr 1995
|
-0.7
|
-0.6
|
-0.4
|
Ionawr 1996
|
-0.2
|
0.0
|
-0.6
|
Chwefror 1996
|
-2.2
|
-2.0
|
-2.6
|
Mawrth 1996
|
-0.5
|
-0.7
|
-1.0
|
Ebrill 1996
|
3.5
|
3.7
|
3.6
|
Mai 1996
|
-0.1
|
0.1
|
-0.0
|
Mehefin 1996
|
-0.2
|
-0.0
|
0.5
|
Gorffennaf 1996
|
1.6
|
1.2
|
0.9
|
Awst 1996
|
4.2
|
3.7
|
3.4
|
Medi 1996
|
3.3
|
3.2
|
2.2
|
Hydref 1996
|
-2.5
|
-2.7
|
-2.8
|
Tachwedd 1996
|
0.2
|
0.3
|
0.6
|
Rhagfyr 1996
|
-0.4
|
-0.3
|
-0.3
|
Ionawr 1997
|
1.8
|
2.0
|
1.6
|
Chwefror 1997
|
1.4
|
1.2
|
1.3
|
Mawrth 1997
|
0.7
|
0.8
|
1.0
|
Ebrill 1997
|
1.4
|
1.5
|
1.8
|
Mai 1997
|
-0.6
|
-0.4
|
-1.2
|
Mehefin 1997
|
2.1
|
1.8
|
1.0
|
Gorffennaf 1997
|
-0.8
|
-0.8
|
-1.9
|
Awst 1997
|
1.9
|
1.7
|
1.5
|
Medi 1997
|
3.0
|
2.7
|
2.6
|
Hydref 1997
|
0.8
|
0.6
|
1.1
|
Tachwedd 1997
|
0.7
|
0.6
|
0.7
|
Rhagfyr 1997
|
0.1
|
0.2
|
0.4
|
Ionawr 1998
|
-0.6
|
-0.7
|
-0.6
|
Chwefror 1998
|
1.4
|
1.4
|
2.4
|
Mawrth 1998
|
1.1
|
1.1
|
1.0
|
Ebrill 1998
|
5.1
|
5.2
|
5.0
|
Mai 1998
|
2.6
|
2.9
|
1.9
|
Mehefin 1998
|
1.1
|
1.0
|
1.5
|
Gorffennaf 1998
|
0.6
|
0.6
|
0.4
|
Awst 1998
|
0.2
|
-0.2
|
-0.2
|
Medi 1998
|
1.7
|
1.6
|
0.9
|
Hydref 1998
|
-1.0
|
-1.0
|
-0.5
|
Tachwedd 1998
|
-0.3
|
-0.4
|
0.2
|
Rhagfyr 1998
|
-3.1
|
-3.1
|
-2.2
|
Ionawr 1999
|
1.5
|
1.4
|
1.6
|
Chwefror 1999
|
0.2
|
0.2
|
0.5
|
Mawrth 1999
|
2.5
|
2.4
|
2.6
|
Ebrill 1999
|
3.2
|
3.6
|
3.3
|
Mai 1999
|
0.9
|
1.2
|
0.7
|
Mehefin 1999
|
0.6
|
0.8
|
0.2
|
Gorffennaf 1999
|
0.0
|
-0.2
|
-0.3
|
Awst 1999
|
2.4
|
2.3
|
2.0
|
Medi 1999
|
4.0
|
3.6
|
4.0
|
Hydref 1999
|
1.7
|
1.5
|
2.3
|
Tachwedd 1999
|
3.0
|
2.8
|
3.4
|
Rhagfyr 1999
|
1.0
|
1.3
|
1.6
|
Ionawr 2000
|
0.1
|
0.1
|
-0.5
|
Chwefror 2000
|
0.5
|
0.6
|
0.1
|
Mawrth 2000
|
1.1
|
1.0
|
0.3
|
Ebrill 2000
|
3.2
|
3.5
|
3.7
|
Mai 2000
|
1.9
|
1.7
|
2.2
|
Mehefin 2000
|
1.1
|
1.1
|
1.6
|
Gorffennaf 2000
|
2.2
|
1.7
|
1.6
|
Awst 2000
|
-0.1
|
-0.4
|
0.1
|
Medi 2000
|
2.8
|
2.4
|
2.6
|
Hydref 2000
|
-0.8
|
-0.9
|
-0.3
|
Tachwedd 2000
|
1.6
|
1.6
|
1.8
|
Rhagfyr 2000
|
-2.1
|
-1.9
|
-1.3
|
Ionawr 2001
|
0.7
|
1.0
|
0.8
|
Chwefror 2001
|
-1.4
|
-1.3
|
-1.4
|
Mawrth 2001
|
0.5
|
0.5
|
-0.0
|
Ebrill 2001
|
2.4
|
2.6
|
2.6
|
Mai 2001
|
3.6
|
3.9
|
3.6
|
Mehefin 2001
|
3.2
|
3.4
|
3.9
|
Gorffennaf 2001
|
0.5
|
0.4
|
0.2
|
Awst 2001
|
1.5
|
1.4
|
1.7
|
Medi 2001
|
0.4
|
0.1
|
0.1
|
Hydref 2001
|
0.2
|
0.0
|
0.6
|
Tachwedd 2001
|
-0.7
|
-0.8
|
-0.5
|
Rhagfyr 2001
|
1.0
|
1.2
|
2.1
|
Ionawr 2002
|
2.7
|
2.7
|
3.1
|
Chwefror 2002
|
1.4
|
1.8
|
1.7
|
Mawrth 2002
|
0.1
|
0.2
|
-0.3
|
Ebrill 2002
|
-0.1
|
0.1
|
0.6
|
Mai 2002
|
1.3
|
1.2
|
1.5
|
Mehefin 2002
|
1.5
|
1.8
|
1.9
|
Gorffennaf 2002
|
3.8
|
3.9
|
3.1
|
Awst 2002
|
1.9
|
1.9
|
1.8
|
Medi 2002
|
1.2
|
0.9
|
0.7
|
Hydref 2002
|
-1.0
|
-1.1
|
-0.6
|
Tachwedd 2002
|
2.6
|
2.5
|
2.9
|
Rhagfyr 2002
|
3.0
|
3.1
|
3.7
|
Ionawr 2003
|
1.4
|
1.6
|
1.7
|
Chwefror 2003
|
-0.1
|
-0.0
|
0.2
|
Mawrth 2003
|
1.1
|
1.2
|
1.1
|
Ebrill 2003
|
0.7
|
0.8
|
0.9
|
Mai 2003
|
1.3
|
1.8
|
1.1
|
Mehefin 2003
|
-0.2
|
-0.1
|
-0.0
|
Gorffennaf 2003
|
2.1
|
2.2
|
1.8
|
Awst 2003
|
1.4
|
1.3
|
1.4
|
Medi 2003
|
1.5
|
1.7
|
1.0
|
Hydref 2003
|
-0.6
|
-0.4
|
-0.3
|
Tachwedd 2003
|
-0.5
|
-0.3
|
-0.4
|
Rhagfyr 2003
|
1.5
|
1.8
|
2.2
|
Ionawr 2004
|
-1.1
|
-1.0
|
-1.1
|
Chwefror 2004
|
0.5
|
0.7
|
0.6
|
Mawrth 2004
|
-0.6
|
-0.4
|
-0.9
|
Ebrill 2004
|
4.5
|
5.1
|
4.8
|
Mai 2004
|
-0.7
|
-0.2
|
-0.2
|
Mehefin 2004
|
1.1
|
1.4
|
1.5
|
Gorffennaf 2004
|
-1.5
|
-1.5
|
-1.6
|
Awst 2004
|
3.4
|
3.1
|
3.2
|
Medi 2004
|
2.3
|
2.1
|
2.0
|
Hydref 2004
|
-0.6
|
-0.6
|
-0.1
|
Tachwedd 2004
|
-0.2
|
-0.0
|
0.1
|
Rhagfyr 2004
|
-1.2
|
-0.7
|
-0.8
|
Ionawr 2005
|
2.8
|
3.0
|
2.6
|
Chwefror 2005
|
-1.1
|
-1.1
|
-1.4
|
Mawrth 2005
|
3.0
|
3.0
|
2.6
|
Ebrill 2005
|
0.5
|
0.8
|
0.6
|
Mai 2005
|
-0.8
|
-0.5
|
-0.7
|
Mehefin 2005
|
-3.8
|
-3.6
|
-3.7
|
Gorffennaf 2005
|
-0.6
|
-0.7
|
-1.0
|
Awst 2005
|
3.0
|
3.0
|
2.7
|
Medi 2005
|
1.6
|
1.6
|
1.3
|
Hydref 2005
|
0.6
|
0.7
|
1.0
|
Tachwedd 2005
|
-1.4
|
-1.2
|
-1.2
|
Rhagfyr 2005
|
0.1
|
0.3
|
0.8
|
Ionawr 2006
|
-0.6
|
-0.6
|
-1.1
|
Chwefror 2006
|
0.5
|
0.5
|
0.7
|
Mawrth 2006
|
-1.9
|
-2.0
|
-2.5
|
Ebrill 2006
|
1.3
|
1.5
|
1.4
|
Mai 2006
|
2.3
|
2.2
|
2.1
|
Mehefin 2006
|
3.1
|
3.0
|
3.1
|
Gorffennaf 2006
|
0.1
|
0.2
|
-0.4
|
Awst 2006
|
0.0
|
0.2
|
-0.5
|
Medi 2006
|
1.0
|
1.0
|
0.4
|
Hydref 2006
|
0.2
|
0.1
|
0.5
|
Tachwedd 2006
|
0.1
|
0.1
|
0.1
|
Rhagfyr 2006
|
-1.1
|
-0.9
|
-0.6
|
Ionawr 2007
|
2.6
|
2.6
|
2.3
|
Chwefror 2007
|
0.6
|
0.5
|
1.0
|
Mawrth 2007
|
1.2
|
1.1
|
0.7
|
Ebrill 2007
|
-0.3
|
-0.0
|
-0.3
|
Mai 2007
|
2.3
|
2.5
|
2.4
|
Mehefin 2007
|
1.6
|
1.6
|
1.9
|
Gorffennaf 2007
|
0.9
|
0.6
|
0.6
|
Awst 2007
|
0.4
|
0.4
|
-0.6
|
Medi 2007
|
0.6
|
0.3
|
0.3
|
Hydref 2007
|
-0.0
|
-0.0
|
0.3
|
Tachwedd 2007
|
1.4
|
1.2
|
2.0
|
Rhagfyr 2007
|
2.9
|
3.0
|
3.2
|
Ionawr 2008
|
3.2
|
3.0
|
3.0
|
Chwefror 2008
|
-0.2
|
-0.1
|
-0.2
|
Mawrth 2008
|
-2.3
|
-2.3
|
-2.8
|
Ebrill 2008
|
-3.5
|
-3.3
|
-3.8
|
Mai 2008
|
-2.5
|
-2.4
|
-2.9
|
Mehefin 2008
|
-2.2
|
-2.4
|
-2.3
|
Gorffennaf 2008
|
1.5
|
1.2
|
1.2
|
Awst 2008
|
-1.2
|
-1.5
|
-1.4
|
Medi 2008
|
1.1
|
0.8
|
0.9
|
Hydref 2008
|
-3.5
|
-3.7
|
-3.2
|
Tachwedd 2008
|
-1.4
|
-1.5
|
-1.3
|
Rhagfyr 2008
|
-3.8
|
-3.5
|
-3.8
|
Ionawr 2009
|
-4.3
|
-4.5
|
-4.2
|
Chwefror 2009
|
-3.8
|
-3.7
|
-3.4
|
Mawrth 2009
|
-0.5
|
-0.7
|
0.2
|
Ebrill 2009
|
0.1
|
0.7
|
0.2
|
Mai 2009
|
2.5
|
2.8
|
1.9
|
Mehefin 2009
|
-0.1
|
0.2
|
-1.0
|
Gorffennaf 2009
|
3.8
|
3.8
|
2.6
|
Awst 2009
|
3.0
|
3.0
|
2.0
|
Medi 2009
|
1.9
|
1.9
|
1.5
|
Hydref 2009
|
1.9
|
1.9
|
1.5
|
Tachwedd 2009
|
-0.2
|
-0.0
|
-0.3
|
Rhagfyr 2009
|
-0.2
|
0.2
|
-0.6
|
Ionawr 2010
|
-1.1
|
-1.0
|
-2.0
|
Chwefror 2010
|
1.7
|
1.6
|
1.0
|
Mawrth 2010
|
1.8
|
1.4
|
1.6
|
Ebrill 2010
|
-0.3
|
-0.2
|
0.0
|
Mai 2010
|
-2.1
|
-2.0
|
-1.9
|
Mehefin 2010
|
-0.7
|
-0.5
|
-1.0
|
Gorffennaf 2010
|
2.9
|
2.6
|
2.1
|
Awst 2010
|
3.8
|
3.5
|
3.1
|
Medi 2010
|
1.3
|
1.0
|
0.8
|
Hydref 2010
|
-2.9
|
-2.9
|
-2.5
|
Tachwedd 2010
|
-1.9
|
-2.1
|
-1.7
|
Rhagfyr 2010
|
-2.0
|
-2.1
|
-1.7
|
Ionawr 2011
|
0.4
|
0.1
|
0.4
|
Chwefror 2011
|
-1.2
|
-1.4
|
-1.1
|
Mawrth 2011
|
-0.8
|
-1.1
|
-1.2
|
Ebrill 2011
|
0.8
|
1.0
|
0.9
|
Mai 2011
|
-0.2
|
0.2
|
0.6
|
Mehefin 2011
|
3.9
|
4.3
|
4.3
|
Gorffennaf 2011
|
2.9
|
3.1
|
3.1
|
Awst 2011
|
0.6
|
0.5
|
-0.6
|
Medi 2011
|
1.2
|
1.0
|
0.5
|
Hydref 2011
|
-2.5
|
-2.8
|
-3.1
|
Tachwedd 2011
|
1.7
|
1.5
|
2.3
|
Rhagfyr 2011
|
-2.4
|
-2.2
|
-2.0
|
Ionawr 2012
|
0.6
|
0.9
|
0.5
|
Chwefror 2012
|
-2.0
|
-1.8
|
-2.7
|
Mawrth 2012
|
1.0
|
1.2
|
0.9
|
Ebrill 2012
|
-0.4
|
-0.4
|
0.2
|
Mai 2012
|
2.6
|
2.9
|
3.0
|
Mehefin 2012
|
1.3
|
1.6
|
1.0
|
Gorffennaf 2012
|
3.6
|
3.5
|
3.1
|
Awst 2012
|
2.0
|
2.0
|
1.3
|
Medi 2012
|
-1.7
|
-1.9
|
-1.9
|
Hydref 2012
|
-3.1
|
-3.0
|
-3.0
|
Tachwedd 2012
|
-3.7
|
-3.7
|
-3.5
|
Rhagfyr 2012
|
1.9
|
1.9
|
1.8
|
Ionawr 2013
|
2.6
|
2.5
|
2.2
|
Chwefror 2013
|
2.1
|
1.9
|
2.0
|
Mawrth 2013
|
-0.8
|
-0.9
|
-0.5
|
Ebrill 2013
|
-1.8
|
-1.7
|
-1.7
|
Mai 2013
|
0.6
|
0.6
|
0.8
|
Mehefin 2013
|
1.6
|
1.8
|
1.4
|
Gorffennaf 2013
|
0.8
|
0.8
|
0.8
|
Awst 2013
|
-0.6
|
-0.5
|
-1.0
|
Medi 2013
|
0.2
|
0.1
|
0.1
|
Hydref 2013
|
0.7
|
0.6
|
0.6
|
Tachwedd 2013
|
0.0
|
0.1
|
0.2
|
Rhagfyr 2013
|
-1.1
|
-1.0
|
-0.5
|
Ionawr 2014
|
2.6
|
2.6
|
2.6
|
Chwefror 2014
|
1.0
|
1.0
|
1.0
|
Mawrth 2014
|
2.0
|
2.0
|
1.6
|
Ebrill 2014
|
-0.7
|
-0.5
|
-0.8
|
Mai 2014
|
3.6
|
3.8
|
3.7
|
Mehefin 2014
|
0.5
|
0.5
|
0.5
|
Gorffennaf 2014
|
2.7
|
2.7
|
2.4
|
Awst 2014
|
-0.7
|
-0.8
|
-1.1
|
Medi 2014
|
1.9
|
1.9
|
1.7
|
Hydref 2014
|
1.6
|
1.5
|
1.9
|
Tachwedd 2014
|
1.3
|
1.2
|
1.5
|
Rhagfyr 2014
|
-0.0
|
-0.1
|
0.2
|
Ionawr 2015
|
-1.4
|
-1.6
|
-1.4
|
Chwefror 2015
|
0.0
|
-0.1
|
0.1
|
Mawrth 2015
|
0.6
|
0.4
|
0.5
|
Ebrill 2015
|
-0.7
|
-0.5
|
-0.7
|
Mai 2015
|
0.9
|
1.0
|
0.8
|
Mehefin 2015
|
3.1
|
3.4
|
2.7
|
Gorffennaf 2015
|
4.2
|
4.2
|
4.0
|
Awst 2015
|
1.4
|
1.4
|
1.1
|
Medi 2015
|
0.1
|
-0.1
|
0.2
|
Hydref 2015
|
-2.0
|
-1.9
|
-2.2
|
Tachwedd 2015
|
1.9
|
1.8
|
1.9
|
Rhagfyr 2015
|
0.1
|
0.2
|
0.0
|
Ionawr 2016
|
5.3
|
5.0
|
5.3
|
Chwefror 2016
|
0.2
|
0.1
|
0.1
|
Mawrth 2016
|
2.6
|
2.3
|
2.6
|
Ebrill 2016
|
-2.7
|
-2.4
|
-2.5
|
Mai 2016
|
-0.2
|
0.1
|
0.6
|
Mehefin 2016
|
-1.2
|
-0.8
|
-1.0
|
Gorffennaf 2016
|
2.1
|
2.0
|
2.1
|
Awst 2016
|
0.6
|
0.5
|
0.3
|
Medi 2016
|
0.4
|
0.2
|
0.4
|
Hydref 2016
|
-0.5
|
-0.8
|
-0.2
|
Tachwedd 2016
|
0.2
|
-0.2
|
0.2
|
Rhagfyr 2016
|
1.0
|
0.9
|
1.3
|
Ionawr 2017
|
0.1
|
0.1
|
-0.1
|
Chwefror 2017
|
-0.9
|
-0.9
|
-0.2
|
Mawrth 2017
|
-0.7
|
-0.8
|
-0.5
|
Ebrill 2017
|
0.1
|
0.0
|
0.4
|
Mai 2017
|
0.7
|
0.7
|
0.7
|
Mehefin 2017
|
1.3
|
1.4
|
1.6
|
Gorffennaf 2017
|
0.6
|
0.6
|
0.7
|
Awst 2017
|
1.9
|
2.1
|
1.5
|
Medi 2017
|
-0.2
|
-0.2
|
-0.7
|
Hydref 2017
|
1.9
|
2.0
|
1.4
|
Tachwedd 2017
|
-0.1
|
-0.2
|
-0.1
|
Rhagfyr 2017
|
0.1
|
0.1
|
0.1
|
Ionawr 2018
|
-0.9
|
-0.9
|
-0.8
|
Chwefror 2018
|
1.2
|
1.2
|
1.0
|
Mawrth 2018
|
0.9
|
1.1
|
0.0
|
Ebrill 2018
|
-1.6
|
-1.3
|
-2.2
|
Mai 2018
|
-2.0
|
-1.8
|
-3.0
|
Mehefin 2018
|
-0.2
|
-0.4
|
-0.1
|
Gorffennaf 2018
|
2.3
|
2.1
|
2.1
|
Awst 2018
|
1.2
|
1.2
|
1.6
|
Medi 2018
|
-0.4
|
-0.4
|
-0.7
|
Hydref 2018
|
-1.5
|
-1.6
|
-1.3
|
Tachwedd 2018
|
-0.9
|
-1.0
|
-1.5
|
Rhagfyr 2018
|
-1.2
|
-1.3
|
-0.9
|
Ionawr 2019
|
1.0
|
0.8
|
1.0
|
Chwefror 2019
|
1.3
|
1.1
|
1.8
|
Mawrth 2019
|
2.4
|
2.3
|
2.4
|
Ebrill 2019
|
-1.0
|
-0.6
|
-1.2
|
Mai 2019
|
-0.3
|
0.0
|
-0.6
|
Mehefin 2019
|
-0.9
|
-0.8
|
-1.0
|
Gorffennaf 2019
|
0.1
|
0.1
|
0.3
|
Awst 2019
|
-0.8
|
-0.8
|
-1.1
|
Medi 2019
|
-0.3
|
-0.2
|
-0.3
|
Hydref 2019
|
1.0
|
0.8
|
0.8
|
Tachwedd 2019
|
0.6
|
0.4
|
0.8
|
Rhagfyr 2019
|
-0.3
|
-0.3
|
-0.6
|
Ionawr 2020
|
1.5
|
1.6
|
1.4
|
Chwefror 2020
|
0.2
|
0.4
|
-0.3
|
Mawrth 2020
|
0.4
|
0.3
|
0.3
|
Ebrill 2020
|
-0.0
|
0.0
|
-0.8
|
Mai 2020
|
-0.3
|
-0.4
|
0.1
|
Mehefin 2020
|
2.2
|
2.6
|
1.8
|
Gorffennaf 2020
|
-1.2
|
-1.2
|
-0.8
|
Awst 2020
|
1.5
|
1.7
|
0.7
|
Medi 2020
|
-0.2
|
-0.5
|
-0.6
|
Hydref 2020
|
1.5
|
1.6
|
0.8
|
Tachwedd 2020
|
-0.2
|
-0.0
|
-0.4
|
Rhagfyr 2020
|
-1.0
|
-0.8
|
-1.2
|
Ionawr 2021
|
-2.2
|
-2.0
|
-1.6
|
Chwefror 2021
|
0.8
|
1.1
|
1.5
|
Mawrth 2021
|
1.6
|
1.9
|
2.7
|
Ebrill 2021
|
1.1
|
1.2
|
1.2
|
Mai 2021
|
0.3
|
0.2
|
0.2
|
Mehefin 2021
|
0.8
|
1.1
|
0.4
|
Gorffennaf 2021
|
0.4
|
0.1
|
0.1
|
Awst 2021
|
0.2
|
-0.1
|
-0.8
|
Medi 2021
|
0.8
|
0.4
|
0.2
|
Hydref 2021
|
1.7
|
1.5
|
0.8
|
Tachwedd 2021
|
0.0
|
-0.1
|
0.1
|
Rhagfyr 2021
|
0.6
|
0.4
|
0.0
|
Ionawr 2022
|
0.7
|
0.9
|
0.4
|
Chwefror 2022
|
0.4
|
0.5
|
0.4
|
Mawrth 2022
|
-1.9
|
-2.0
|
-2.0
|
Ebrill 2022
|
0.4
|
0.8
|
0.4
|
Mai 2022
|
1.9
|
2.1
|
1.3
|
Mehefin 2022
|
3.3
|
3.5
|
3.5
|
Gorffennaf 2022
|
0.7
|
0.7
|
0.3
|
Awst 2022
|
1.9
|
2.0
|
1.5
|
Medi 2022
|
-0.5
|
-0.5
|
-1.4
|
Hydref 2022
|
2.3
|
2.3
|
2.2
|
Tachwedd 2022
|
-0.8
|
-0.9
|
-0.9
|
Rhagfyr 2022
|
0.4
|
0.5
|
0.6
|
Ionawr 2023
|
-0.6
|
-0.7
|
-0.5
|
Chwefror 2023
|
1.0
|
0.9
|
1.0
|
Mawrth 2023
|
-0.3
|
-0.6
|
-0.3
|
Ebrill 2023
|
-1.4
|
-1.5
|
-1.2
|
Mai 2023
|
-1.9
|
-1.9
|
-1.4
|
Mehefin 2023
|
0.8
|
1.0
|
0.8
|
Gorffennaf 2023
|
-0.1
|
0.1
|
-0.6
|
Awst 2023
|
0.5
|
0.6
|
-0.3
|
Medi 2023
|
-0.6
|
-0.5
|
-1.1
|
Dyddiad
|
Pob math o eiddo
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 1995
|
26.5
|
25.3
|
28.9
|
Chwefror 1995
|
24.7
|
23.8
|
27.1
|
Mawrth 1995
|
25.0
|
24.1
|
27.4
|
Ebrill 1995
|
24.9
|
24.2
|
27.4
|
Mai 1995
|
25.3
|
24.5
|
27.8
|
Mehefin 1995
|
25.1
|
24.2
|
27.7
|
Gorffennaf 1995
|
24.7
|
23.8
|
27.0
|
Awst 1995
|
25.1
|
24.2
|
27.4
|
Medi 1995
|
25.1
|
24.1
|
27.1
|
Hydref 1995
|
24.8
|
23.8
|
26.9
|
Tachwedd 1995
|
24.8
|
23.7
|
27.0
|
Rhagfyr 1995
|
24.6
|
23.6
|
26.9
|
Ionawr 1996
|
24.6
|
23.6
|
26.8
|
Chwefror 1996
|
24.0
|
23.1
|
26.1
|
Mawrth 1996
|
23.9
|
23.0
|
25.8
|
Ebrill 1996
|
24.8
|
23.8
|
26.7
|
Mai 1996
|
24.8
|
23.8
|
26.7
|
Mehefin 1996
|
24.7
|
23.8
|
26.9
|
Gorffennaf 1996
|
25.1
|
24.1
|
27.1
|
Awst 1996
|
26.1
|
25.0
|
28.0
|
Medi 1996
|
27.0
|
25.8
|
28.6
|
Hydref 1996
|
26.3
|
25.1
|
27.8
|
Tachwedd 1996
|
26.4
|
25.2
|
28.0
|
Rhagfyr 1996
|
26.2
|
25.1
|
27.9
|
Ionawr 1997
|
26.7
|
25.6
|
28.4
|
Chwefror 1997
|
27.1
|
25.9
|
28.7
|
Mawrth 1997
|
27.3
|
26.1
|
29.0
|
Ebrill 1997
|
27.7
|
26.5
|
29.5
|
Mai 1997
|
27.5
|
26.4
|
29.2
|
Mehefin 1997
|
28.1
|
26.9
|
29.5
|
Gorffennaf 1997
|
27.9
|
26.6
|
28.9
|
Awst 1997
|
28.4
|
27.1
|
29.3
|
Medi 1997
|
29.2
|
27.8
|
30.1
|
Hydref 1997
|
29.5
|
28.0
|
30.4
|
Tachwedd 1997
|
29.7
|
28.2
|
30.6
|
Rhagfyr 1997
|
29.7
|
28.2
|
30.8
|
Ionawr 1998
|
29.6
|
28.1
|
30.6
|
Chwefror 1998
|
30.0
|
28.4
|
31.3
|
Mawrth 1998
|
30.3
|
28.8
|
31.6
|
Ebrill 1998
|
31.8
|
30.3
|
33.2
|
Mai 1998
|
32.6
|
31.1
|
33.8
|
Mehefin 1998
|
33.0
|
31.4
|
34.4
|
Gorffennaf 1998
|
33.2
|
31.6
|
34.5
|
Awst 1998
|
33.3
|
31.6
|
34.4
|
Medi 1998
|
33.9
|
32.1
|
34.7
|
Hydref 1998
|
33.5
|
31.8
|
34.6
|
Tachwedd 1998
|
33.4
|
31.6
|
34.6
|
Rhagfyr 1998
|
32.4
|
30.7
|
33.9
|
Ionawr 1999
|
32.9
|
31.1
|
34.4
|
Chwefror 1999
|
33.0
|
31.1
|
34.6
|
Mawrth 1999
|
33.8
|
31.9
|
35.5
|
Ebrill 1999
|
34.9
|
33.0
|
36.6
|
Mai 1999
|
35.2
|
33.4
|
36.9
|
Mehefin 1999
|
35.4
|
33.6
|
37.0
|
Gorffennaf 1999
|
35.4
|
33.6
|
36.9
|
Awst 1999
|
36.2
|
34.4
|
37.6
|
Medi 1999
|
37.7
|
35.6
|
39.1
|
Hydref 1999
|
38.3
|
36.1
|
40.0
|
Tachwedd 1999
|
39.5
|
37.1
|
41.4
|
Rhagfyr 1999
|
39.9
|
37.6
|
42.0
|
Ionawr 2000
|
39.9
|
37.7
|
41.8
|
Chwefror 2000
|
40.1
|
37.9
|
41.9
|
Mawrth 2000
|
40.6
|
38.3
|
42.0
|
Ebrill 2000
|
41.8
|
39.6
|
43.6
|
Mai 2000
|
42.6
|
40.3
|
44.5
|
Mehefin 2000
|
43.1
|
40.7
|
45.2
|
Gorffennaf 2000
|
44.0
|
41.4
|
45.9
|
Awst 2000
|
44.0
|
41.2
|
46.0
|
Medi 2000
|
45.3
|
42.2
|
47.2
|
Hydref 2000
|
44.9
|
41.8
|
47.0
|
Tachwedd 2000
|
45.6
|
42.5
|
47.9
|
Rhagfyr 2000
|
44.7
|
41.7
|
47.3
|
Ionawr 2001
|
45.0
|
42.1
|
47.7
|
Chwefror 2001
|
44.4
|
41.6
|
47.0
|
Mawrth 2001
|
44.6
|
41.8
|
47.0
|
Ebrill 2001
|
45.7
|
42.8
|
48.2
|
Mai 2001
|
47.3
|
44.5
|
50.0
|
Mehefin 2001
|
48.8
|
46.0
|
52.0
|
Gorffennaf 2001
|
49.1
|
46.2
|
52.1
|
Awst 2001
|
49.8
|
46.8
|
53.0
|
Medi 2001
|
50.0
|
46.9
|
53.0
|
Hydref 2001
|
50.1
|
46.9
|
53.4
|
Tachwedd 2001
|
49.7
|
46.5
|
53.1
|
Rhagfyr 2001
|
50.2
|
47.1
|
54.3
|
Ionawr 2002
|
51.6
|
48.3
|
55.9
|
Chwefror 2002
|
52.3
|
49.2
|
56.9
|
Mawrth 2002
|
52.4
|
49.2
|
56.7
|
Ebrill 2002
|
52.3
|
49.3
|
57.0
|
Mai 2002
|
53.0
|
49.9
|
57.9
|
Mehefin 2002
|
53.7
|
50.8
|
59.0
|
Gorffennaf 2002
|
55.8
|
52.8
|
60.8
|
Awst 2002
|
56.8
|
53.8
|
61.9
|
Medi 2002
|
57.5
|
54.2
|
62.4
|
Hydref 2002
|
56.9
|
53.6
|
62.0
|
Tachwedd 2002
|
58.4
|
55.0
|
63.8
|
Rhagfyr 2002
|
60.1
|
56.7
|
66.2
|
Ionawr 2003
|
60.9
|
57.6
|
67.3
|
Chwefror 2003
|
60.9
|
57.6
|
67.4
|
Mawrth 2003
|
61.6
|
58.3
|
68.2
|
Ebrill 2003
|
62.0
|
58.8
|
68.7
|
Mai 2003
|
62.8
|
59.8
|
69.5
|
Mehefin 2003
|
62.6
|
59.7
|
69.5
|
Gorffennaf 2003
|
64.0
|
61.0
|
70.8
|
Awst 2003
|
64.9
|
61.8
|
71.8
|
Medi 2003
|
65.8
|
62.8
|
72.4
|
Hydref 2003
|
65.4
|
62.6
|
72.2
|
Tachwedd 2003
|
65.1
|
62.4
|
71.9
|
Rhagfyr 2003
|
66.0
|
63.5
|
73.5
|
Ionawr 2004
|
65.4
|
62.8
|
72.7
|
Chwefror 2004
|
65.7
|
63.3
|
73.1
|
Mawrth 2004
|
65.3
|
63.0
|
72.5
|
Ebrill 2004
|
68.2
|
66.3
|
76.0
|
Mai 2004
|
67.8
|
66.1
|
75.8
|
Mehefin 2004
|
68.5
|
67.1
|
77.0
|
Gorffennaf 2004
|
67.5
|
66.1
|
75.7
|
Awst 2004
|
69.8
|
68.1
|
78.1
|
Medi 2004
|
71.3
|
69.6
|
79.6
|
Hydref 2004
|
70.9
|
69.2
|
79.6
|
Tachwedd 2004
|
70.8
|
69.2
|
79.6
|
Rhagfyr 2004
|
70.0
|
68.6
|
79.0
|
Ionawr 2005
|
72.0
|
70.7
|
81.0
|
Chwefror 2005
|
71.1
|
69.9
|
80.0
|
Mawrth 2005
|
73.3
|
72.0
|
82.0
|
Ebrill 2005
|
73.7
|
72.5
|
82.5
|
Mai 2005
|
73.1
|
72.1
|
82.0
|
Mehefin 2005
|
70.3
|
69.6
|
78.9
|
Gorffennaf 2005
|
69.9
|
69.1
|
78.1
|
Awst 2005
|
72.0
|
71.2
|
80.2
|
Medi 2005
|
73.1
|
72.3
|
81.2
|
Hydref 2005
|
73.5
|
72.8
|
82.1
|
Tachwedd 2005
|
72.5
|
71.9
|
81.1
|
Rhagfyr 2005
|
72.6
|
72.1
|
81.7
|
Ionawr 2006
|
72.1
|
71.7
|
80.8
|
Chwefror 2006
|
72.5
|
72.1
|
81.4
|
Mawrth 2006
|
71.1
|
70.6
|
79.4
|
Ebrill 2006
|
72.1
|
71.7
|
80.6
|
Mai 2006
|
73.7
|
73.2
|
82.2
|
Mehefin 2006
|
76.0
|
75.5
|
84.8
|
Gorffennaf 2006
|
76.1
|
75.6
|
84.4
|
Awst 2006
|
76.1
|
75.7
|
84.0
|
Medi 2006
|
76.9
|
76.5
|
84.3
|
Hydref 2006
|
77.0
|
76.5
|
84.8
|
Tachwedd 2006
|
77.1
|
76.6
|
84.8
|
Rhagfyr 2006
|
76.3
|
75.9
|
84.3
|
Ionawr 2007
|
78.2
|
77.9
|
86.2
|
Chwefror 2007
|
78.8
|
78.3
|
87.1
|
Mawrth 2007
|
79.7
|
79.2
|
87.7
|
Ebrill 2007
|
79.4
|
79.2
|
87.5
|
Mai 2007
|
81.2
|
81.2
|
89.6
|
Mehefin 2007
|
82.6
|
82.5
|
91.3
|
Gorffennaf 2007
|
83.3
|
83.0
|
91.8
|
Awst 2007
|
83.7
|
83.3
|
91.3
|
Medi 2007
|
84.2
|
83.6
|
91.6
|
Hydref 2007
|
84.1
|
83.6
|
91.9
|
Tachwedd 2007
|
85.3
|
84.6
|
93.7
|
Rhagfyr 2007
|
87.8
|
87.1
|
96.7
|
Ionawr 2008
|
90.6
|
89.8
|
99.6
|
Chwefror 2008
|
90.4
|
89.6
|
99.4
|
Mawrth 2008
|
88.3
|
87.6
|
96.6
|
Ebrill 2008
|
85.3
|
84.8
|
92.9
|
Mai 2008
|
83.1
|
82.7
|
90.3
|
Mehefin 2008
|
81.3
|
80.7
|
88.2
|
Gorffennaf 2008
|
82.5
|
81.7
|
89.2
|
Awst 2008
|
81.5
|
80.5
|
88.0
|
Medi 2008
|
82.4
|
81.2
|
88.8
|
Hydref 2008
|
79.5
|
78.2
|
86.0
|
Tachwedd 2008
|
78.4
|
77.0
|
84.9
|
Rhagfyr 2008
|
75.4
|
74.4
|
81.7
|
Ionawr 2009
|
72.1
|
71.0
|
78.2
|
Chwefror 2009
|
69.4
|
68.4
|
75.6
|
Mawrth 2009
|
69.0
|
67.9
|
75.8
|
Ebrill 2009
|
69.1
|
68.4
|
75.9
|
Mai 2009
|
70.8
|
70.3
|
77.3
|
Mehefin 2009
|
70.7
|
70.5
|
76.6
|
Gorffennaf 2009
|
73.4
|
73.2
|
78.6
|
Awst 2009
|
75.6
|
75.3
|
80.2
|
Medi 2009
|
77.1
|
76.8
|
81.4
|
Hydref 2009
|
78.5
|
78.2
|
82.6
|
Tachwedd 2009
|
78.4
|
78.2
|
82.4
|
Rhagfyr 2009
|
78.2
|
78.3
|
81.9
|
Ionawr 2010
|
77.4
|
77.6
|
80.3
|
Chwefror 2010
|
78.7
|
78.8
|
81.1
|
Mawrth 2010
|
80.1
|
79.9
|
82.4
|
Ebrill 2010
|
79.9
|
79.7
|
82.4
|
Mai 2010
|
78.2
|
78.2
|
80.9
|
Mehefin 2010
|
77.7
|
77.8
|
80.1
|
Gorffennaf 2010
|
79.9
|
79.9
|
81.7
|
Awst 2010
|
82.9
|
82.7
|
84.2
|
Medi 2010
|
84.0
|
83.5
|
85.0
|
Hydref 2010
|
81.5
|
81.1
|
82.9
|
Tachwedd 2010
|
80.0
|
79.4
|
81.5
|
Rhagfyr 2010
|
78.4
|
77.8
|
80.1
|
Ionawr 2011
|
78.7
|
77.8
|
80.4
|
Chwefror 2011
|
77.8
|
76.8
|
79.5
|
Mawrth 2011
|
77.1
|
76.0
|
78.6
|
Ebrill 2011
|
77.7
|
76.7
|
79.3
|
Mai 2011
|
77.6
|
76.8
|
79.8
|
Mehefin 2011
|
80.6
|
80.2
|
83.2
|
Gorffennaf 2011
|
82.9
|
82.6
|
85.8
|
Awst 2011
|
83.4
|
83.0
|
85.3
|
Medi 2011
|
84.5
|
83.8
|
85.7
|
Hydref 2011
|
82.4
|
81.5
|
83.0
|
Tachwedd 2011
|
83.8
|
82.7
|
84.9
|
Rhagfyr 2011
|
81.7
|
80.8
|
83.3
|
Ionawr 2012
|
82.2
|
81.5
|
83.6
|
Chwefror 2012
|
80.6
|
80.0
|
81.4
|
Mawrth 2012
|
81.4
|
81.0
|
82.2
|
Ebrill 2012
|
81.1
|
80.7
|
82.3
|
Mai 2012
|
83.2
|
83.0
|
84.7
|
Mehefin 2012
|
84.3
|
84.3
|
85.5
|
Gorffennaf 2012
|
87.2
|
87.3
|
88.2
|
Awst 2012
|
89.0
|
89.1
|
89.4
|
Medi 2012
|
87.4
|
87.4
|
87.6
|
Hydref 2012
|
84.7
|
84.8
|
85.0
|
Tachwedd 2012
|
81.6
|
81.7
|
82.0
|
Rhagfyr 2012
|
83.2
|
83.2
|
83.5
|
Ionawr 2013
|
85.4
|
85.3
|
85.3
|
Chwefror 2013
|
87.1
|
86.9
|
87.0
|
Mawrth 2013
|
86.5
|
86.1
|
86.6
|
Ebrill 2013
|
84.9
|
84.6
|
85.1
|
Mai 2013
|
85.4
|
85.2
|
85.8
|
Mehefin 2013
|
86.8
|
86.7
|
87.0
|
Gorffennaf 2013
|
87.4
|
87.4
|
87.6
|
Awst 2013
|
87.0
|
87.0
|
86.8
|
Medi 2013
|
87.2
|
87.1
|
86.9
|
Hydref 2013
|
87.8
|
87.6
|
87.4
|
Tachwedd 2013
|
87.8
|
87.7
|
87.6
|
Rhagfyr 2013
|
86.8
|
86.8
|
87.2
|
Ionawr 2014
|
89.0
|
89.1
|
89.5
|
Chwefror 2014
|
89.9
|
90.0
|
90.3
|
Mawrth 2014
|
91.7
|
91.8
|
91.8
|
Ebrill 2014
|
91.1
|
91.3
|
91.1
|
Mai 2014
|
94.4
|
94.8
|
94.5
|
Mehefin 2014
|
94.9
|
95.4
|
95.0
|
Gorffennaf 2014
|
97.4
|
98.0
|
97.3
|
Awst 2014
|
96.8
|
97.2
|
96.2
|
Medi 2014
|
98.6
|
99.0
|
97.9
|
Hydref 2014
|
100.2
|
100.5
|
99.8
|
Tachwedd 2014
|
101.5
|
101.7
|
101.3
|
Rhagfyr 2014
|
101.5
|
101.6
|
101.5
|
Ionawr 2015
|
100.0
|
100.0
|
100.0
|
Chwefror 2015
|
100.0
|
100.0
|
100.1
|
Mawrth 2015
|
100.6
|
100.4
|
100.6
|
Ebrill 2015
|
100.0
|
99.9
|
99.8
|
Mai 2015
|
100.8
|
100.9
|
100.7
|
Mehefin 2015
|
104.0
|
104.4
|
103.4
|
Gorffennaf 2015
|
108.3
|
108.7
|
107.4
|
Awst 2015
|
109.8
|
110.3
|
108.6
|
Medi 2015
|
109.8
|
110.1
|
108.8
|
Hydref 2015
|
107.6
|
108.0
|
106.4
|
Tachwedd 2015
|
109.7
|
110.0
|
108.4
|
Rhagfyr 2015
|
109.8
|
110.2
|
108.5
|
Ionawr 2016
|
115.6
|
115.7
|
114.2
|
Chwefror 2016
|
115.8
|
115.8
|
114.3
|
Mawrth 2016
|
118.8
|
118.5
|
117.3
|
Ebrill 2016
|
115.6
|
115.7
|
114.4
|
Mai 2016
|
115.4
|
115.8
|
115.1
|
Mehefin 2016
|
114.0
|
114.9
|
114.0
|
Gorffennaf 2016
|
116.4
|
117.2
|
116.4
|
Awst 2016
|
117.1
|
117.8
|
116.7
|
Medi 2016
|
117.6
|
118.1
|
117.1
|
Hydref 2016
|
117.0
|
117.2
|
117.0
|
Tachwedd 2016
|
117.2
|
116.9
|
117.2
|
Rhagfyr 2016
|
118.4
|
118.0
|
118.8
|
Ionawr 2017
|
118.4
|
118.1
|
118.7
|
Chwefror 2017
|
117.4
|
117.1
|
118.4
|
Mawrth 2017
|
116.6
|
116.2
|
117.8
|
Ebrill 2017
|
116.7
|
116.2
|
118.3
|
Mai 2017
|
117.5
|
116.9
|
119.2
|
Mehefin 2017
|
119.0
|
118.6
|
121.1
|
Gorffennaf 2017
|
119.7
|
119.3
|
122.0
|
Awst 2017
|
121.9
|
121.8
|
123.7
|
Medi 2017
|
121.6
|
121.5
|
122.9
|
Hydref 2017
|
124.0
|
123.8
|
124.6
|
Tachwedd 2017
|
123.8
|
123.6
|
124.6
|
Rhagfyr 2017
|
123.9
|
123.7
|
124.7
|
Ionawr 2018
|
122.8
|
122.5
|
123.6
|
Chwefror 2018
|
124.4
|
124.0
|
124.9
|
Mawrth 2018
|
125.4
|
125.4
|
125.0
|
Ebrill 2018
|
123.5
|
123.8
|
122.2
|
Mai 2018
|
121.0
|
121.5
|
118.6
|
Mehefin 2018
|
120.7
|
121.1
|
118.4
|
Gorffennaf 2018
|
123.4
|
123.6
|
120.9
|
Awst 2018
|
124.9
|
125.0
|
122.8
|
Medi 2018
|
124.4
|
124.5
|
122.0
|
Hydref 2018
|
122.6
|
122.6
|
120.4
|
Tachwedd 2018
|
121.4
|
121.3
|
118.6
|
Rhagfyr 2018
|
119.9
|
119.7
|
117.4
|
Ionawr 2019
|
121.0
|
120.7
|
118.6
|
Chwefror 2019
|
122.6
|
122.1
|
120.8
|
Mawrth 2019
|
125.5
|
124.9
|
123.7
|
Ebrill 2019
|
124.3
|
124.1
|
122.2
|
Mai 2019
|
123.9
|
124.1
|
121.5
|
Mehefin 2019
|
122.8
|
123.2
|
120.3
|
Gorffennaf 2019
|
122.9
|
123.3
|
120.6
|
Awst 2019
|
122.0
|
122.2
|
119.3
|
Medi 2019
|
121.6
|
122.0
|
118.9
|
Hydref 2019
|
122.8
|
123.0
|
119.8
|
Tachwedd 2019
|
123.6
|
123.5
|
120.7
|
Rhagfyr 2019
|
123.2
|
123.2
|
120.0
|
Ionawr 2020
|
125.0
|
125.2
|
121.6
|
Chwefror 2020
|
125.2
|
125.6
|
121.3
|
Mawrth 2020
|
125.7
|
126.0
|
121.7
|
Ebrill 2020
|
125.7
|
126.0
|
120.6
|
Mai 2020
|
125.3
|
125.5
|
120.8
|
Mehefin 2020
|
128.1
|
128.7
|
123.0
|
Gorffennaf 2020
|
126.6
|
127.2
|
122.1
|
Awst 2020
|
128.4
|
129.3
|
122.9
|
Medi 2020
|
128.1
|
128.7
|
122.2
|
Hydref 2020
|
130.1
|
130.8
|
123.2
|
Tachwedd 2020
|
129.8
|
130.7
|
122.7
|
Rhagfyr 2020
|
128.6
|
129.7
|
121.3
|
Ionawr 2021
|
125.7
|
127.1
|
119.3
|
Chwefror 2021
|
126.7
|
128.5
|
121.1
|
Mawrth 2021
|
128.8
|
130.9
|
124.3
|
Ebrill 2021
|
130.2
|
132.4
|
125.8
|
Mai 2021
|
130.5
|
132.7
|
126.0
|
Mehefin 2021
|
131.5
|
134.2
|
126.6
|
Gorffennaf 2021
|
132.1
|
134.3
|
126.7
|
Awst 2021
|
132.4
|
134.2
|
125.7
|
Medi 2021
|
133.5
|
134.7
|
125.9
|
Hydref 2021
|
135.7
|
136.6
|
126.9
|
Tachwedd 2021
|
135.7
|
136.5
|
127.0
|
Rhagfyr 2021
|
136.5
|
137.1
|
127.0
|
Ionawr 2022
|
137.4
|
138.3
|
127.5
|
Chwefror 2022
|
137.9
|
139.0
|
127.9
|
Mawrth 2022
|
135.4
|
136.3
|
125.3
|
Ebrill 2022
|
135.9
|
137.3
|
125.9
|
Mai 2022
|
138.5
|
140.3
|
127.5
|
Mehefin 2022
|
143.1
|
145.2
|
132.0
|
Gorffennaf 2022
|
144.2
|
146.2
|
132.3
|
Awst 2022
|
146.8
|
149.1
|
134.4
|
Medi 2022
|
146.0
|
148.4
|
132.5
|
Hydref 2022
|
149.4
|
151.8
|
135.5
|
Tachwedd 2022
|
148.3
|
150.5
|
134.3
|
Rhagfyr 2022
|
148.9
|
151.2
|
135.2
|
Ionawr 2023
|
148.1
|
150.1
|
134.5
|
Chwefror 2023
|
149.5
|
151.4
|
135.9
|
Mawrth 2023
|
149.1
|
150.4
|
135.5
|
Ebrill 2023
|
147.1
|
148.2
|
133.9
|
Mai 2023
|
144.4
|
145.4
|
132.0
|
Mehefin 2023
|
145.5
|
146.9
|
133.1
|
Gorffennaf 2023
|
145.4
|
147.1
|
132.3
|
Awst 2023
|
146.1
|
148.0
|
131.8
|
Medi 2023
|
145.3
|
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
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
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
|
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
|
Chwefror 2013
|
Mawrth 2013
|
Ebrill 2013
|
Mai 2013
|
Mehefin 2013
|
Gorffennaf 2013
|
Awst 2013
|
Medi 2013
|
Hydref 2013
|
Tachwedd 2013
|
Rhagfyr 2013
|
Ionawr 2014
|
Chwefror 2014
|
Mawrth 2014
|
Ebrill 2014
|
Mai 2014
|
Mehefin 2014
|
Gorffennaf 2014
|
Awst 2014
|
Medi 2014
|
Hydref 2014
|
Tachwedd 2014
|
Rhagfyr 2014
|
Ionawr 2015
|
Chwefror 2015
|
Mawrth 2015
|
Ebrill 2015
|
Mai 2015
|
Mehefin 2015
|
Gorffennaf 2015
|
Awst 2015
|
Medi 2015
|
Hydref 2015
|
Tachwedd 2015
|
Rhagfyr 2015
|
Ionawr 2016
|
Chwefror 2016
|
Mawrth 2016
|
Ebrill 2016
|
Mai 2016
|
Mehefin 2016
|
Gorffennaf 2016
|
Awst 2016
|
Medi 2016
|
Hydref 2016
|
Tachwedd 2016
|
Rhagfyr 2016
|
Ionawr 2017
|
Chwefror 2017
|
Mawrth 2017
|
Ebrill 2017
|
Mai 2017
|
Mehefin 2017
|
Gorffennaf 2017
|
Awst 2017
|
Medi 2017
|
Hydref 2017
|
Tachwedd 2017
|
Rhagfyr 2017
|
Ionawr 2018
|
Chwefror 2018
|
Mawrth 2018
|
Ebrill 2018
|
Mai 2018
|
Mehefin 2018
|
Gorffennaf 2018
|
Awst 2018
|
Medi 2018
|
Hydref 2018
|
Tachwedd 2018
|
Rhagfyr 2018
|
Ionawr 2019
|
Chwefror 2019
|
Mawrth 2019
|
Ebrill 2019
|
Mai 2019
|
Mehefin 2019
|
Gorffennaf 2019
|
Awst 2019
|
Medi 2019
|
Hydref 2019
|
Tachwedd 2019
|
Rhagfyr 2019
|
Ionawr 2020
|
Chwefror 2020
|
Mawrth 2020
|
Ebrill 2020
|
Mai 2020
|
Mehefin 2020
|
Gorffennaf 2020
|
Awst 2020
|
Medi 2020
|
Hydref 2020
|
Tachwedd 2020
|
Rhagfyr 2020
|
Ionawr 2021
|
Chwefror 2021
|
Mawrth 2021
|
Ebrill 2021
|
Mai 2021
|
Mehefin 2021
|
Gorffennaf 2021
|
Awst 2021
|
Medi 2021
|
Hydref 2021
|
Tachwedd 2021
|
Rhagfyr 2021
|
Ionawr 2022
|
Chwefror 2022
|
Mawrth 2022
|
Ebrill 2022
|
Mai 2022
|
Mehefin 2022
|
Gorffennaf 2022
|
Awst 2022
|
Medi 2022
|
Hydref 2022
|
Tachwedd 2022
|
Rhagfyr 2022
|
Ionawr 2023
|
Chwefror 2023
|
Mawrth 2023
|
Ebrill 2023
|
Mai 2023
|
Mehefin 2023
|
Gorffennaf 2023
|
Awst 2023
|
Medi 2023
|
Dyddiad
|
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
|
Chwefror 2013
|
Mawrth 2013
|
Ebrill 2013
|
Mai 2013
|
Mehefin 2013
|
Gorffennaf 2013
|
Awst 2013
|
Medi 2013
|
Hydref 2013
|
Tachwedd 2013
|
Rhagfyr 2013
|
Ionawr 2014
|
Chwefror 2014
|
Mawrth 2014
|
Ebrill 2014
|
Mai 2014
|
Mehefin 2014
|
Gorffennaf 2014
|
Awst 2014
|
Medi 2014
|
Hydref 2014
|
Tachwedd 2014
|
Rhagfyr 2014
|
Ionawr 2015
|
Chwefror 2015
|
Mawrth 2015
|
Ebrill 2015
|
Mai 2015
|
Mehefin 2015
|
Gorffennaf 2015
|
Awst 2015
|
Medi 2015
|
Hydref 2015
|
Tachwedd 2015
|
Rhagfyr 2015
|
Ionawr 2016
|
Chwefror 2016
|
Mawrth 2016
|
Ebrill 2016
|
Mai 2016
|
Mehefin 2016
|
Gorffennaf 2016
|
Awst 2016
|
Medi 2016
|
Hydref 2016
|
Tachwedd 2016
|
Rhagfyr 2016
|
Ionawr 2017
|
Chwefror 2017
|
Mawrth 2017
|
Ebrill 2017
|
Mai 2017
|
Mehefin 2017
|
Gorffennaf 2017
|
Awst 2017
|
Medi 2017
|
Hydref 2017
|
Tachwedd 2017
|
Rhagfyr 2017
|
Ionawr 2018
|
Chwefror 2018
|
Mawrth 2018
|
Ebrill 2018
|
Mai 2018
|
Mehefin 2018
|
Gorffennaf 2018
|
Awst 2018
|
Medi 2018
|
Hydref 2018
|
Tachwedd 2018
|
Rhagfyr 2018
|
Ionawr 2019
|
Chwefror 2019
|
Mawrth 2019
|
Ebrill 2019
|
Mai 2019
|
Mehefin 2019
|
Gorffennaf 2019
|
Awst 2019
|
Medi 2019
|
Hydref 2019
|
Tachwedd 2019
|
Rhagfyr 2019
|
Ionawr 2020
|
Chwefror 2020
|
Mawrth 2020
|
Ebrill 2020
|
Mai 2020
|
Mehefin 2020
|
Gorffennaf 2020
|
Awst 2020
|
Medi 2020
|
Hydref 2020
|
Tachwedd 2020
|
Rhagfyr 2020
|
Ionawr 2021
|
Chwefror 2021
|
Mawrth 2021
|
Ebrill 2021
|
Mai 2021
|
Mehefin 2021
|
Gorffennaf 2021
|
Awst 2021
|
Medi 2021
|
Hydref 2021
|
Tachwedd 2021
|
Rhagfyr 2021
|
Ionawr 2022
|
Chwefror 2022
|
Mawrth 2022
|
Ebrill 2022
|
Mai 2022
|
Mehefin 2022
|
Gorffennaf 2022
|
Awst 2022
|
Medi 2022
|
Hydref 2022
|
Tachwedd 2022
|
Rhagfyr 2022
|
Ionawr 2023
|
Chwefror 2023
|
Mawrth 2023
|
Ebrill 2023
|
Mai 2023
|
Mehefin 2023
|
Gorffennaf 2023
|
Awst 2023
|
Medi 2023
|
Dyddiad
|
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
|
Chwefror 2013
|
Mawrth 2013
|
Ebrill 2013
|
Mai 2013
|
Mehefin 2013
|
Gorffennaf 2013
|
Awst 2013
|
Medi 2013
|
Hydref 2013
|
Tachwedd 2013
|
Rhagfyr 2013
|
Ionawr 2014
|
Chwefror 2014
|
Mawrth 2014
|
Ebrill 2014
|
Mai 2014
|
Mehefin 2014
|
Gorffennaf 2014
|
Awst 2014
|
Medi 2014
|
Hydref 2014
|
Tachwedd 2014
|
Rhagfyr 2014
|
Ionawr 2015
|
Chwefror 2015
|
Mawrth 2015
|
Ebrill 2015
|
Mai 2015
|
Mehefin 2015
|
Gorffennaf 2015
|
Awst 2015
|
Medi 2015
|
Hydref 2015
|
Tachwedd 2015
|
Rhagfyr 2015
|
Ionawr 2016
|
Chwefror 2016
|
Mawrth 2016
|
Ebrill 2016
|
Mai 2016
|
Mehefin 2016
|
Gorffennaf 2016
|
Awst 2016
|
Medi 2016
|
Hydref 2016
|
Tachwedd 2016
|
Rhagfyr 2016
|
Ionawr 2017
|
Chwefror 2017
|
Mawrth 2017
|
Ebrill 2017
|
Mai 2017
|
Mehefin 2017
|
Gorffennaf 2017
|
Awst 2017
|
Medi 2017
|
Hydref 2017
|
Tachwedd 2017
|
Rhagfyr 2017
|
Ionawr 2018
|
Chwefror 2018
|
Mawrth 2018
|
Ebrill 2018
|
Mai 2018
|
Mehefin 2018
|
Gorffennaf 2018
|
Awst 2018
|
Medi 2018
|
Hydref 2018
|
Tachwedd 2018
|
Rhagfyr 2018
|
Ionawr 2019
|
Chwefror 2019
|
Mawrth 2019
|
Ebrill 2019
|
Mai 2019
|
Mehefin 2019
|
Gorffennaf 2019
|
Awst 2019
|
Medi 2019
|
Hydref 2019
|
Tachwedd 2019
|
Rhagfyr 2019
|
Ionawr 2020
|
Chwefror 2020
|
Mawrth 2020
|
Ebrill 2020
|
Mai 2020
|
Mehefin 2020
|
Gorffennaf 2020
|
Awst 2020
|
Medi 2020
|
Hydref 2020
|
Tachwedd 2020
|
Rhagfyr 2020
|
Ionawr 2021
|
Chwefror 2021
|
Mawrth 2021
|
Ebrill 2021
|
Mai 2021
|
Mehefin 2021
|
Gorffennaf 2021
|
Awst 2021
|
Medi 2021
|
Hydref 2021
|
Tachwedd 2021
|
Rhagfyr 2021
|
Ionawr 2022
|
Chwefror 2022
|
Mawrth 2022
|
Ebrill 2022
|
Mai 2022
|
Mehefin 2022
|
Gorffennaf 2022
|
Awst 2022
|
Medi 2022
|
Hydref 2022
|
Tachwedd 2022
|
Rhagfyr 2022
|
Ionawr 2023
|
Chwefror 2023
|
Mawrth 2023
|
Ebrill 2023
|
Mai 2023
|
Mehefin 2023
|
Gorffennaf 2023
|
Awst 2023
|
Medi 2023
|
Dyddiad
|
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
|
Chwefror 2013
|
Mawrth 2013
|
Ebrill 2013
|
Mai 2013
|
Mehefin 2013
|
Gorffennaf 2013
|
Awst 2013
|
Medi 2013
|
Hydref 2013
|
Tachwedd 2013
|
Rhagfyr 2013
|
Ionawr 2014
|
Chwefror 2014
|
Mawrth 2014
|
Ebrill 2014
|
Mai 2014
|
Mehefin 2014
|
Gorffennaf 2014
|
Awst 2014
|
Medi 2014
|
Hydref 2014
|
Tachwedd 2014
|
Rhagfyr 2014
|
Ionawr 2015
|
Chwefror 2015
|
Mawrth 2015
|
Ebrill 2015
|
Mai 2015
|
Mehefin 2015
|
Gorffennaf 2015
|
Awst 2015
|
Medi 2015
|
Hydref 2015
|
Tachwedd 2015
|
Rhagfyr 2015
|
Ionawr 2016
|
Chwefror 2016
|
Mawrth 2016
|
Ebrill 2016
|
Mai 2016
|
Mehefin 2016
|
Gorffennaf 2016
|
Awst 2016
|
Medi 2016
|
Hydref 2016
|
Tachwedd 2016
|
Rhagfyr 2016
|
Ionawr 2017
|
Chwefror 2017
|
Mawrth 2017
|
Ebrill 2017
|
Mai 2017
|
Mehefin 2017
|
Gorffennaf 2017
|
Awst 2017
|
Medi 2017
|
Hydref 2017
|
Tachwedd 2017
|
Rhagfyr 2017
|
Ionawr 2018
|
Chwefror 2018
|
Mawrth 2018
|
Ebrill 2018
|
Mai 2018
|
Mehefin 2018
|
Gorffennaf 2018
|
Awst 2018
|
Medi 2018
|
Hydref 2018
|
Tachwedd 2018
|
Rhagfyr 2018
|
Ionawr 2019
|
Chwefror 2019
|
Mawrth 2019
|
Ebrill 2019
|
Mai 2019
|
Mehefin 2019
|
Gorffennaf 2019
|
Awst 2019
|
Medi 2019
|
Hydref 2019
|
Tachwedd 2019
|
Rhagfyr 2019
|
Ionawr 2020
|
Chwefror 2020
|
Mawrth 2020
|
Ebrill 2020
|
Mai 2020
|
Mehefin 2020
|
Gorffennaf 2020
|
Awst 2020
|
Medi 2020
|
Hydref 2020
|
Tachwedd 2020
|
Rhagfyr 2020
|
Ionawr 2021
|
Chwefror 2021
|
Mawrth 2021
|
Ebrill 2021
|
Mai 2021
|
Mehefin 2021
|
Gorffennaf 2021
|
Awst 2021
|
Medi 2021
|
Hydref 2021
|
Tachwedd 2021
|
Rhagfyr 2021
|
Ionawr 2022
|
Chwefror 2022
|
Mawrth 2022
|
Ebrill 2022
|
Mai 2022
|
Mehefin 2022
|
Gorffennaf 2022
|
Awst 2022
|
Medi 2022
|
Hydref 2022
|
Tachwedd 2022
|
Rhagfyr 2022
|
Ionawr 2023
|
Chwefror 2023
|
Mawrth 2023
|
Ebrill 2023
|
Mai 2023
|
Mehefin 2023
|
Gorffennaf 2023
|
Awst 2023
|
Medi 2023
|