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 ar wahân
|
Tai pâr
|
Tai teras
|
Ionawr 2007
|
179568.0
|
222955.0
|
149096.0
|
134529.0
|
Chwefror 2007
|
176835.0
|
219171.0
|
146897.0
|
132712.0
|
Mawrth 2007
|
175036.0
|
216560.0
|
145552.0
|
131605.0
|
Ebrill 2007
|
176993.0
|
218788.0
|
146963.0
|
133451.0
|
Mai 2007
|
180690.0
|
223094.0
|
149997.0
|
136582.0
|
Mehefin 2007
|
178628.0
|
220825.0
|
148082.0
|
134926.0
|
Gorffennaf 2007
|
175115.0
|
216632.0
|
145194.0
|
132145.0
|
Awst 2007
|
179519.0
|
222735.0
|
148547.0
|
135209.0
|
Medi 2007
|
184110.0
|
228909.0
|
152298.0
|
138305.0
|
Hydref 2007
|
188655.0
|
234786.0
|
155938.0
|
141501.0
|
Tachwedd 2007
|
182886.0
|
227972.0
|
151134.0
|
136799.0
|
Rhagfyr 2007
|
182333.0
|
227398.0
|
150454.0
|
136404.0
|
Ionawr 2008
|
187874.0
|
234300.0
|
154981.0
|
140577.0
|
Chwefror 2008
|
189397.0
|
235882.0
|
156360.0
|
141869.0
|
Mawrth 2008
|
183871.0
|
228390.0
|
152289.0
|
137971.0
|
Ebrill 2008
|
166591.0
|
206710.0
|
138118.0
|
125232.0
|
Mai 2008
|
166718.0
|
206293.0
|
138438.0
|
125817.0
|
Mehefin 2008
|
168636.0
|
208721.0
|
139894.0
|
127359.0
|
Gorffennaf 2008
|
178060.0
|
220254.0
|
147932.0
|
134484.0
|
Awst 2008
|
176792.0
|
219272.0
|
146629.0
|
133096.0
|
Medi 2008
|
180112.0
|
224058.0
|
148954.0
|
135210.0
|
Hydref 2008
|
164011.0
|
204452.0
|
135466.0
|
122709.0
|
Tachwedd 2008
|
157639.0
|
196321.0
|
130468.0
|
117845.0
|
Rhagfyr 2008
|
145740.0
|
181310.0
|
120818.0
|
108983.0
|
Ionawr 2009
|
171048.0
|
213575.0
|
141338.0
|
127403.0
|
Chwefror 2009
|
166807.0
|
208409.0
|
137839.0
|
124070.0
|
Mawrth 2009
|
167324.0
|
209034.0
|
138342.0
|
124351.0
|
Ebrill 2009
|
151235.0
|
187752.0
|
125663.0
|
113293.0
|
Mai 2009
|
156427.0
|
194221.0
|
129914.0
|
117348.0
|
Mehefin 2009
|
166122.0
|
206349.0
|
137900.0
|
124783.0
|
Gorffennaf 2009
|
165570.0
|
206442.0
|
137279.0
|
123914.0
|
Awst 2009
|
170444.0
|
212687.0
|
141244.0
|
127722.0
|
Medi 2009
|
163533.0
|
204294.0
|
135661.0
|
122339.0
|
Hydref 2009
|
169012.0
|
211015.0
|
140322.0
|
126448.0
|
Tachwedd 2009
|
168287.0
|
210651.0
|
139430.0
|
125657.0
|
Rhagfyr 2009
|
173149.0
|
216300.0
|
143531.0
|
129781.0
|
Ionawr 2010
|
173536.0
|
217144.0
|
143784.0
|
130011.0
|
Chwefror 2010
|
171344.0
|
214441.0
|
142486.0
|
128059.0
|
Mawrth 2010
|
165660.0
|
207533.0
|
137880.0
|
123499.0
|
Ebrill 2010
|
165959.0
|
207761.0
|
138354.0
|
123702.0
|
Mai 2010
|
171771.0
|
215044.0
|
142813.0
|
128303.0
|
Mehefin 2010
|
178188.0
|
223113.0
|
148252.0
|
133213.0
|
Gorffennaf 2010
|
184893.0
|
232231.0
|
153399.0
|
137995.0
|
Awst 2010
|
180366.0
|
226688.0
|
149995.0
|
134392.0
|
Medi 2010
|
185572.0
|
233733.0
|
154081.0
|
137930.0
|
Hydref 2010
|
181986.0
|
228990.0
|
151431.0
|
135085.0
|
Tachwedd 2010
|
182467.0
|
229813.0
|
151577.0
|
135198.0
|
Rhagfyr 2010
|
170611.0
|
214744.0
|
142007.0
|
126314.0
|
Ionawr 2011
|
162988.0
|
205357.0
|
135538.0
|
120563.0
|
Chwefror 2011
|
165002.0
|
207668.0
|
137371.0
|
122194.0
|
Mawrth 2011
|
172555.0
|
217383.0
|
143281.0
|
127782.0
|
Ebrill 2011
|
173758.0
|
218582.0
|
144421.0
|
128887.0
|
Mai 2011
|
168805.0
|
212049.0
|
140412.0
|
125370.0
|
Mehefin 2011
|
165424.0
|
207462.0
|
137949.0
|
122917.0
|
Gorffennaf 2011
|
169441.0
|
212004.0
|
141414.0
|
126231.0
|
Awst 2011
|
169380.0
|
212263.0
|
141396.0
|
126044.0
|
Medi 2011
|
167147.0
|
210126.0
|
139290.0
|
124063.0
|
Hydref 2011
|
162389.0
|
204975.0
|
135247.0
|
119877.0
|
Tachwedd 2011
|
164660.0
|
207858.0
|
137165.0
|
121373.0
|
Rhagfyr 2011
|
165262.0
|
208687.0
|
137804.0
|
121583.0
|
Ionawr 2012
|
166125.0
|
209782.0
|
138575.0
|
122243.0
|
Chwefror 2012
|
162655.0
|
205461.0
|
135545.0
|
119902.0
|
Mawrth 2012
|
162587.0
|
204671.0
|
135740.0
|
120468.0
|
Ebrill 2012
|
164787.0
|
207453.0
|
137360.0
|
122157.0
|
Mai 2012
|
157371.0
|
197914.0
|
131323.0
|
116703.0
|
Mehefin 2012
|
166327.0
|
209495.0
|
138397.0
|
123453.0
|
Gorffennaf 2012
|
164604.0
|
207245.0
|
136831.0
|
122498.0
|
Awst 2012
|
171469.0
|
216031.0
|
142362.0
|
127764.0
|
Medi 2012
|
161901.0
|
203918.0
|
134455.0
|
120641.0
|
Hydref 2012
|
159276.0
|
200651.0
|
132408.0
|
118492.0
|
Tachwedd 2012
|
159867.0
|
201297.0
|
133057.0
|
118907.0
|
Rhagfyr 2012
|
159950.0
|
201851.0
|
132953.0
|
118671.0
|
Ionawr 2013
|
162113.0
|
204329.0
|
135003.0
|
120427.0
|
Chwefror 2013
|
154045.0
|
193978.0
|
128370.0
|
114545.0
|
Mawrth 2013
|
157358.0
|
197976.0
|
131473.0
|
116914.0
|
Ebrill 2013
|
154368.0
|
194403.0
|
128780.0
|
114696.0
|
Mai 2013
|
162811.0
|
205043.0
|
135755.0
|
120976.0
|
Mehefin 2013
|
166204.0
|
209231.0
|
138401.0
|
123763.0
|
Gorffennaf 2013
|
168753.0
|
212212.0
|
140513.0
|
125935.0
|
Awst 2013
|
173623.0
|
218583.0
|
144339.0
|
129578.0
|
Medi 2013
|
166719.0
|
210019.0
|
138602.0
|
124284.0
|
Hydref 2013
|
161475.0
|
203846.0
|
134263.0
|
119885.0
|
Tachwedd 2013
|
158968.0
|
200794.0
|
132578.0
|
117598.0
|
Rhagfyr 2013
|
157569.0
|
198841.0
|
131653.0
|
116504.0
|
Ionawr 2014
|
165851.0
|
209319.0
|
138502.0
|
122571.0
|
Chwefror 2014
|
168832.0
|
213434.0
|
140775.0
|
124593.0
|
Mawrth 2014
|
167911.0
|
212246.0
|
140032.0
|
123919.0
|
Ebrill 2014
|
163681.0
|
206854.0
|
136580.0
|
120921.0
|
Mai 2014
|
165996.0
|
209253.0
|
138594.0
|
123078.0
|
Mehefin 2014
|
170982.0
|
215712.0
|
142777.0
|
126677.0
|
Gorffennaf 2014
|
175813.0
|
221770.0
|
146884.0
|
130330.0
|
Awst 2014
|
170355.0
|
215413.0
|
142164.0
|
126083.0
|
Medi 2014
|
170990.0
|
216299.0
|
142531.0
|
126661.0
|
Hydref 2014
|
170015.0
|
215183.0
|
141684.0
|
125727.0
|
Tachwedd 2014
|
171542.0
|
216944.0
|
143169.0
|
126723.0
|
Rhagfyr 2014
|
170581.0
|
215817.0
|
142426.0
|
125749.0
|
Ionawr 2015
|
173021.0
|
218960.0
|
144540.0
|
127395.0
|
Chwefror 2015
|
169524.0
|
214785.0
|
141347.0
|
124642.0
|
Mawrth 2015
|
172751.0
|
219051.0
|
143907.0
|
126869.0
|
Ebrill 2015
|
172920.0
|
219411.0
|
143839.0
|
126988.0
|
Mai 2015
|
174810.0
|
221714.0
|
145551.0
|
128396.0
|
Mehefin 2015
|
171045.0
|
216808.0
|
142658.0
|
125795.0
|
Gorffennaf 2015
|
167248.0
|
211915.0
|
139664.0
|
123027.0
|
Awst 2015
|
171723.0
|
217726.0
|
143292.0
|
126295.0
|
Medi 2015
|
170671.0
|
216855.0
|
142026.0
|
125168.0
|
Hydref 2015
|
171754.0
|
218235.0
|
142948.0
|
125927.0
|
Tachwedd 2015
|
168426.0
|
214118.0
|
140235.0
|
123310.0
|
Rhagfyr 2015
|
173603.0
|
220853.0
|
144686.0
|
126853.0
|
Ionawr 2016
|
175181.0
|
222975.0
|
146148.0
|
127758.0
|
Chwefror 2016
|
173075.0
|
220352.0
|
144479.0
|
126123.0
|
Mawrth 2016
|
169710.0
|
215778.0
|
141595.0
|
123994.0
|
Ebrill 2016
|
164698.0
|
209626.0
|
137178.0
|
120235.0
|
Mai 2016
|
165010.0
|
209466.0
|
137533.0
|
120925.0
|
Mehefin 2016
|
166573.0
|
211686.0
|
138746.0
|
121890.0
|
Gorffennaf 2016
|
176776.0
|
224320.0
|
147283.0
|
129744.0
|
Awst 2016
|
173297.0
|
220117.0
|
144245.0
|
127093.0
|
Medi 2016
|
173684.0
|
220551.0
|
144776.0
|
127273.0
|
Hydref 2016
|
171042.0
|
217607.0
|
142585.0
|
124678.0
|
Tachwedd 2016
|
172407.0
|
219921.0
|
143597.0
|
124985.0
|
Rhagfyr 2016
|
172275.0
|
219765.0
|
143383.0
|
124873.0
|
Ionawr 2017
|
170682.0
|
217632.0
|
141964.0
|
123915.0
|
Chwefror 2017
|
170857.0
|
217608.0
|
141969.0
|
124364.0
|
Mawrth 2017
|
175706.0
|
224061.0
|
145771.0
|
127655.0
|
Ebrill 2017
|
174366.0
|
222511.0
|
144371.0
|
126631.0
|
Mai 2017
|
177169.0
|
225890.0
|
146982.0
|
128607.0
|
Mehefin 2017
|
174728.0
|
222369.0
|
144968.0
|
127270.0
|
Gorffennaf 2017
|
179740.0
|
228541.0
|
149397.0
|
131005.0
|
Awst 2017
|
184236.0
|
234483.0
|
152794.0
|
134508.0
|
Medi 2017
|
184227.0
|
234698.0
|
152832.0
|
134309.0
|
Hydref 2017
|
182446.0
|
232600.0
|
151381.0
|
132889.0
|
Tachwedd 2017
|
182651.0
|
232876.0
|
151872.0
|
132784.0
|
Rhagfyr 2017
|
181703.0
|
231787.0
|
151111.0
|
131990.0
|
Ionawr 2018
|
179852.0
|
229216.0
|
149790.0
|
130673.0
|
Chwefror 2018
|
180344.0
|
229898.0
|
150015.0
|
131000.0
|
Mawrth 2018
|
182204.0
|
231950.0
|
151797.0
|
132569.0
|
Ebrill 2018
|
182016.0
|
231863.0
|
151536.0
|
132544.0
|
Mai 2018
|
180326.0
|
229900.0
|
150214.0
|
131250.0
|
Mehefin 2018
|
179685.0
|
229099.0
|
149849.0
|
130662.0
|
Gorffennaf 2018
|
182375.0
|
232753.0
|
151920.0
|
132469.0
|
Awst 2018
|
182108.0
|
231992.0
|
151905.0
|
132632.0
|
Medi 2018
|
183203.0
|
233570.0
|
152771.0
|
133372.0
|
Hydref 2018
|
185484.0
|
236333.0
|
154858.0
|
135019.0
|
Tachwedd 2018
|
184864.0
|
236032.0
|
154240.0
|
134157.0
|
Rhagfyr 2018
|
187620.0
|
239665.0
|
156505.0
|
135954.0
|
Ionawr 2019
|
186526.0
|
238498.0
|
155588.0
|
134930.0
|
Chwefror 2019
|
187129.0
|
239231.0
|
156132.0
|
135308.0
|
Mawrth 2019
|
182401.0
|
233189.0
|
152299.0
|
131937.0
|
Ebrill 2019
|
183190.0
|
233944.0
|
153031.0
|
132897.0
|
Mai 2019
|
182697.0
|
232951.0
|
152777.0
|
132998.0
|
Mehefin 2019
|
185462.0
|
236250.0
|
155017.0
|
135323.0
|
Gorffennaf 2019
|
181627.0
|
230988.0
|
151994.0
|
132778.0
|
Awst 2019
|
183056.0
|
233165.0
|
152966.0
|
133704.0
|
Medi 2019
|
184077.0
|
234543.0
|
153661.0
|
134579.0
|
Hydref 2019
|
186339.0
|
237602.0
|
155791.0
|
135936.0
|
Tachwedd 2019
|
186928.0
|
238399.0
|
156510.0
|
136043.0
|
Rhagfyr 2019
|
186784.0
|
238370.0
|
156579.0
|
135683.0
|
Ionawr 2020
|
184545.0
|
235533.0
|
154720.0
|
134095.0
|
Chwefror 2020
|
188242.0
|
240112.0
|
157689.0
|
137119.0
|
Mawrth 2020
|
185484.0
|
236496.0
|
155416.0
|
135217.0
|
Ebrill 2020
|
187354.0
|
238938.0
|
156830.0
|
136795.0
|
Mai 2020
|
189391.0
|
241336.0
|
158949.0
|
138098.0
|
Mehefin 2020
|
192047.0
|
244512.0
|
161442.0
|
140161.0
|
Gorffennaf 2020
|
198123.0
|
252324.0
|
166483.0
|
144441.0
|
Awst 2020
|
195715.0
|
249320.0
|
164349.0
|
142927.0
|
Medi 2020
|
197971.0
|
252498.0
|
165939.0
|
144548.0
|
Hydref 2020
|
195716.0
|
250098.0
|
163618.0
|
142789.0
|
Tachwedd 2020
|
198730.0
|
254283.0
|
165686.0
|
144935.0
|
Rhagfyr 2020
|
201696.0
|
258283.0
|
167896.0
|
147123.0
|
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Tai pâr
|
Tai teras
|
Ionawr 2007
|
14.3
|
14.0
|
14.2
|
15.2
|
Chwefror 2007
|
5.7
|
5.6
|
5.7
|
6.2
|
Mawrth 2007
|
5.8
|
5.4
|
5.8
|
6.6
|
Ebrill 2007
|
0.9
|
0.4
|
0.8
|
2.1
|
Mai 2007
|
7.0
|
6.2
|
6.9
|
8.5
|
Mehefin 2007
|
3.3
|
2.7
|
3.0
|
4.5
|
Gorffennaf 2007
|
5.7
|
5.4
|
5.6
|
6.5
|
Awst 2007
|
8.5
|
8.4
|
8.2
|
9.0
|
Medi 2007
|
10.7
|
10.8
|
10.4
|
10.9
|
Hydref 2007
|
10.9
|
10.8
|
10.7
|
11.5
|
Tachwedd 2007
|
4.7
|
4.8
|
4.4
|
5.0
|
Rhagfyr 2007
|
2.5
|
2.8
|
2.0
|
2.6
|
Ionawr 2008
|
4.6
|
5.1
|
4.0
|
4.5
|
Chwefror 2008
|
7.1
|
7.6
|
6.4
|
6.9
|
Mawrth 2008
|
5.0
|
5.5
|
4.6
|
4.8
|
Ebrill 2008
|
-5.9
|
-5.5
|
-6.0
|
-6.2
|
Mai 2008
|
-7.7
|
-7.5
|
-7.7
|
-7.9
|
Mehefin 2008
|
-5.6
|
-5.5
|
-5.5
|
-5.6
|
Gorffennaf 2008
|
1.7
|
1.7
|
1.9
|
1.8
|
Awst 2008
|
-1.5
|
-1.6
|
-1.3
|
-1.6
|
Medi 2008
|
-2.2
|
-2.1
|
-2.2
|
-2.2
|
Hydref 2008
|
-13.1
|
-12.9
|
-13.1
|
-13.3
|
Tachwedd 2008
|
-13.8
|
-13.9
|
-13.7
|
-13.9
|
Rhagfyr 2008
|
-20.1
|
-20.3
|
-19.7
|
-20.1
|
Ionawr 2009
|
-9.0
|
-8.8
|
-8.8
|
-9.4
|
Chwefror 2009
|
-11.9
|
-11.6
|
-11.8
|
-12.6
|
Mawrth 2009
|
-9.0
|
-8.5
|
-9.2
|
-9.9
|
Ebrill 2009
|
-9.2
|
-9.2
|
-9.0
|
-9.5
|
Mai 2009
|
-6.2
|
-5.8
|
-6.2
|
-6.7
|
Mehefin 2009
|
-1.5
|
-1.1
|
-1.4
|
-2.0
|
Gorffennaf 2009
|
-7.0
|
-6.3
|
-7.2
|
-7.9
|
Awst 2009
|
-3.6
|
-3.0
|
-3.7
|
-4.0
|
Medi 2009
|
-9.2
|
-8.8
|
-8.9
|
-9.5
|
Hydref 2009
|
3.0
|
3.2
|
3.6
|
3.0
|
Tachwedd 2009
|
6.8
|
7.3
|
6.9
|
6.6
|
Rhagfyr 2009
|
18.8
|
19.3
|
18.8
|
19.1
|
Ionawr 2010
|
1.4
|
1.7
|
1.7
|
2.0
|
Chwefror 2010
|
2.7
|
2.9
|
3.4
|
3.2
|
Mawrth 2010
|
-1.0
|
-0.7
|
-0.3
|
-0.7
|
Ebrill 2010
|
9.7
|
10.7
|
10.1
|
9.2
|
Mai 2010
|
9.8
|
10.7
|
9.9
|
9.3
|
Mehefin 2010
|
7.3
|
8.1
|
7.5
|
6.8
|
Gorffennaf 2010
|
11.7
|
12.5
|
11.7
|
11.4
|
Awst 2010
|
5.8
|
6.6
|
6.2
|
5.2
|
Medi 2010
|
13.5
|
14.4
|
13.6
|
12.7
|
Hydref 2010
|
7.7
|
8.5
|
7.9
|
6.8
|
Tachwedd 2010
|
8.4
|
9.1
|
8.7
|
7.6
|
Rhagfyr 2010
|
-1.5
|
-0.7
|
-1.1
|
-2.7
|
Ionawr 2011
|
-6.1
|
-5.4
|
-5.7
|
-7.3
|
Chwefror 2011
|
-3.7
|
-3.2
|
-3.6
|
-4.6
|
Mawrth 2011
|
4.2
|
4.8
|
3.9
|
3.5
|
Ebrill 2011
|
4.7
|
5.2
|
4.4
|
4.2
|
Mai 2011
|
-1.7
|
-1.4
|
-1.7
|
-2.3
|
Mehefin 2011
|
-7.2
|
-7.0
|
-7.0
|
-7.7
|
Gorffennaf 2011
|
-8.4
|
-8.7
|
-7.8
|
-8.5
|
Awst 2011
|
-6.1
|
-6.4
|
-5.7
|
-6.2
|
Medi 2011
|
-9.9
|
-10.1
|
-9.6
|
-10.0
|
Hydref 2011
|
-10.8
|
-10.5
|
-10.7
|
-11.3
|
Tachwedd 2011
|
-9.8
|
-9.6
|
-9.5
|
-10.2
|
Rhagfyr 2011
|
-3.1
|
-2.8
|
-3.0
|
-3.8
|
Ionawr 2012
|
1.9
|
2.2
|
2.2
|
1.4
|
Chwefror 2012
|
-1.4
|
-1.1
|
-1.3
|
-1.9
|
Mawrth 2012
|
-5.8
|
-5.8
|
-5.3
|
-5.7
|
Ebrill 2012
|
-5.2
|
-5.1
|
-4.9
|
-5.2
|
Mai 2012
|
-6.8
|
-6.7
|
-6.5
|
-6.9
|
Mehefin 2012
|
0.6
|
1.0
|
0.3
|
0.4
|
Gorffennaf 2012
|
-2.8
|
-2.2
|
-3.2
|
-3.0
|
Awst 2012
|
1.2
|
1.8
|
0.7
|
1.4
|
Medi 2012
|
-3.1
|
-3.0
|
-3.5
|
-2.8
|
Hydref 2012
|
-1.9
|
-2.1
|
-2.1
|
-1.2
|
Tachwedd 2012
|
-2.9
|
-3.2
|
-3.0
|
-2.0
|
Rhagfyr 2012
|
-3.2
|
-3.3
|
-3.5
|
-2.4
|
Ionawr 2013
|
-2.4
|
-2.6
|
-2.6
|
-1.5
|
Chwefror 2013
|
-5.3
|
-5.6
|
-5.3
|
-4.5
|
Mawrth 2013
|
-3.2
|
-3.3
|
-3.1
|
-3.0
|
Ebrill 2013
|
-6.3
|
-6.3
|
-6.2
|
-6.1
|
Mai 2013
|
3.5
|
3.6
|
3.4
|
3.7
|
Mehefin 2013
|
-0.1
|
-0.1
|
0.0
|
0.2
|
Gorffennaf 2013
|
2.5
|
2.4
|
2.7
|
2.8
|
Awst 2013
|
1.3
|
1.2
|
1.4
|
1.4
|
Medi 2013
|
3.0
|
3.0
|
3.1
|
3.0
|
Hydref 2013
|
1.4
|
1.6
|
1.4
|
1.2
|
Tachwedd 2013
|
-0.6
|
-0.2
|
-0.4
|
-1.1
|
Rhagfyr 2013
|
-1.5
|
-1.5
|
-1.0
|
-1.8
|
Ionawr 2014
|
2.3
|
2.4
|
2.6
|
1.8
|
Chwefror 2014
|
9.6
|
10.0
|
9.7
|
8.8
|
Mawrth 2014
|
6.7
|
7.2
|
6.5
|
6.0
|
Ebrill 2014
|
6.0
|
6.4
|
6.1
|
5.4
|
Mai 2014
|
2.0
|
2.0
|
2.1
|
1.7
|
Mehefin 2014
|
2.9
|
3.1
|
3.2
|
2.4
|
Gorffennaf 2014
|
4.2
|
4.5
|
4.5
|
3.5
|
Awst 2014
|
-1.9
|
-1.4
|
-1.5
|
-2.7
|
Medi 2014
|
2.6
|
3.0
|
2.8
|
1.9
|
Hydref 2014
|
5.3
|
5.6
|
5.5
|
4.9
|
Tachwedd 2014
|
7.9
|
8.0
|
8.0
|
7.8
|
Rhagfyr 2014
|
8.3
|
8.5
|
8.2
|
7.9
|
Ionawr 2015
|
4.3
|
4.6
|
4.4
|
3.9
|
Chwefror 2015
|
0.4
|
0.6
|
0.4
|
0.0
|
Mawrth 2015
|
2.9
|
3.2
|
2.8
|
2.4
|
Ebrill 2015
|
5.6
|
6.1
|
5.3
|
5.0
|
Mai 2015
|
5.3
|
6.0
|
5.0
|
4.3
|
Mehefin 2015
|
0.0
|
0.5
|
-0.1
|
-0.7
|
Gorffennaf 2015
|
-4.9
|
-4.4
|
-4.9
|
-5.6
|
Awst 2015
|
0.8
|
1.1
|
0.8
|
0.2
|
Medi 2015
|
-0.2
|
0.3
|
-0.4
|
-1.2
|
Hydref 2015
|
1.0
|
1.4
|
0.9
|
0.2
|
Tachwedd 2015
|
-1.8
|
-1.3
|
-2.0
|
-2.7
|
Rhagfyr 2015
|
1.8
|
2.3
|
1.6
|
0.9
|
Ionawr 2016
|
1.2
|
1.8
|
1.1
|
0.3
|
Chwefror 2016
|
2.1
|
2.6
|
2.2
|
1.2
|
Mawrth 2016
|
-1.8
|
-1.5
|
-1.6
|
-2.3
|
Ebrill 2016
|
-4.8
|
-4.5
|
-4.6
|
-5.3
|
Mai 2016
|
-5.6
|
-5.5
|
-5.5
|
-5.8
|
Mehefin 2016
|
-2.6
|
-2.4
|
-2.7
|
-3.1
|
Gorffennaf 2016
|
5.7
|
5.8
|
5.5
|
5.5
|
Awst 2016
|
0.9
|
1.1
|
0.7
|
0.6
|
Medi 2016
|
1.8
|
1.7
|
1.9
|
1.7
|
Hydref 2016
|
-0.4
|
-0.3
|
-0.2
|
-1.0
|
Tachwedd 2016
|
2.4
|
2.7
|
2.4
|
1.4
|
Rhagfyr 2016
|
-0.8
|
-0.5
|
-0.9
|
-1.6
|
Ionawr 2017
|
-2.6
|
-2.4
|
-2.9
|
-3.0
|
Chwefror 2017
|
-1.3
|
-1.2
|
-1.7
|
-1.4
|
Mawrth 2017
|
3.5
|
3.8
|
3.0
|
3.0
|
Ebrill 2017
|
4.9
|
5.1
|
4.5
|
4.6
|
Mai 2017
|
7.0
|
7.5
|
6.6
|
6.1
|
Mehefin 2017
|
4.9
|
5.0
|
4.5
|
4.4
|
Gorffennaf 2017
|
1.7
|
1.9
|
1.4
|
1.0
|
Awst 2017
|
6.3
|
6.5
|
5.9
|
5.8
|
Medi 2017
|
6.1
|
6.4
|
5.6
|
5.5
|
Hydref 2017
|
6.7
|
6.9
|
6.2
|
6.6
|
Tachwedd 2017
|
5.9
|
5.9
|
5.8
|
6.2
|
Rhagfyr 2017
|
5.5
|
5.5
|
5.4
|
5.7
|
Ionawr 2018
|
5.4
|
5.3
|
5.5
|
5.4
|
Chwefror 2018
|
5.6
|
5.6
|
5.7
|
5.3
|
Mawrth 2018
|
3.7
|
3.5
|
4.1
|
3.8
|
Ebrill 2018
|
4.4
|
4.2
|
5.0
|
4.7
|
Mai 2018
|
1.8
|
1.8
|
2.2
|
2.1
|
Mehefin 2018
|
2.8
|
3.0
|
3.4
|
2.7
|
Gorffennaf 2018
|
1.5
|
1.8
|
1.7
|
1.1
|
Awst 2018
|
-1.2
|
-1.1
|
-0.6
|
-1.4
|
Medi 2018
|
-0.6
|
-0.5
|
-0.0
|
-0.7
|
Hydref 2018
|
1.7
|
1.6
|
2.3
|
1.6
|
Tachwedd 2018
|
1.2
|
1.4
|
1.6
|
1.0
|
Rhagfyr 2018
|
3.3
|
3.4
|
3.6
|
3.0
|
Ionawr 2019
|
3.7
|
4.0
|
3.9
|
3.3
|
Chwefror 2019
|
3.8
|
4.1
|
4.1
|
3.3
|
Mawrth 2019
|
0.1
|
0.5
|
0.3
|
-0.5
|
Ebrill 2019
|
0.6
|
0.9
|
1.0
|
0.3
|
Mai 2019
|
1.3
|
1.3
|
1.7
|
1.3
|
Mehefin 2019
|
3.2
|
3.1
|
3.4
|
3.6
|
Gorffennaf 2019
|
-0.4
|
-0.8
|
0.1
|
0.2
|
Awst 2019
|
0.5
|
0.5
|
0.7
|
0.8
|
Medi 2019
|
0.5
|
0.4
|
0.6
|
0.9
|
Hydref 2019
|
0.5
|
0.5
|
0.6
|
0.7
|
Tachwedd 2019
|
1.1
|
1.0
|
1.5
|
1.4
|
Rhagfyr 2019
|
-0.4
|
-0.5
|
0.1
|
-0.2
|
Ionawr 2020
|
-1.1
|
-1.2
|
-0.6
|
-0.6
|
Chwefror 2020
|
0.6
|
0.4
|
1.0
|
1.3
|
Mawrth 2020
|
1.7
|
1.4
|
2.0
|
2.5
|
Ebrill 2020
|
2.3
|
2.1
|
2.5
|
2.9
|
Mai 2020
|
3.7
|
3.6
|
4.0
|
3.8
|
Mehefin 2020
|
3.6
|
3.5
|
4.1
|
3.6
|
Gorffennaf 2020
|
9.1
|
9.2
|
9.5
|
8.8
|
Awst 2020
|
6.9
|
6.9
|
7.4
|
6.9
|
Medi 2020
|
7.6
|
7.7
|
8.0
|
7.4
|
Hydref 2020
|
5.0
|
5.3
|
5.0
|
5.0
|
Tachwedd 2020
|
6.3
|
6.7
|
5.9
|
6.5
|
Rhagfyr 2020
|
8.0
|
8.4
|
7.2
|
8.4
|
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Tai pâr
|
Tai teras
|
Ionawr 2007
|
1.0
|
0.8
|
1.1
|
1.2
|
Chwefror 2007
|
-1.5
|
-1.7
|
-1.5
|
-1.4
|
Mawrth 2007
|
-1.0
|
-1.2
|
-0.9
|
-0.8
|
Ebrill 2007
|
1.1
|
1.0
|
1.0
|
1.4
|
Mai 2007
|
2.1
|
2.0
|
2.1
|
2.4
|
Mehefin 2007
|
-1.1
|
-1.0
|
-1.3
|
-1.2
|
Gorffennaf 2007
|
-2.0
|
-1.9
|
-2.0
|
-2.1
|
Awst 2007
|
2.5
|
2.8
|
2.3
|
2.3
|
Medi 2007
|
2.6
|
2.8
|
2.5
|
2.3
|
Hydref 2007
|
2.5
|
2.6
|
2.4
|
2.3
|
Tachwedd 2007
|
-3.1
|
-2.9
|
-3.1
|
-3.3
|
Rhagfyr 2007
|
-0.3
|
-0.2
|
-0.4
|
-0.3
|
Ionawr 2008
|
3.0
|
3.0
|
3.0
|
3.1
|
Chwefror 2008
|
0.8
|
0.7
|
0.9
|
0.9
|
Mawrth 2008
|
-2.9
|
-3.2
|
-2.6
|
-2.8
|
Ebrill 2008
|
-9.4
|
-9.5
|
-9.3
|
-9.2
|
Mai 2008
|
0.1
|
-0.2
|
0.2
|
0.5
|
Mehefin 2008
|
1.2
|
1.2
|
1.0
|
1.2
|
Gorffennaf 2008
|
5.6
|
5.5
|
5.8
|
5.6
|
Awst 2008
|
-0.7
|
-0.4
|
-0.9
|
-1.0
|
Medi 2008
|
1.9
|
2.2
|
1.6
|
1.6
|
Hydref 2008
|
-8.9
|
-8.8
|
-9.1
|
-9.2
|
Tachwedd 2008
|
-3.9
|
-4.0
|
-3.7
|
-4.0
|
Rhagfyr 2008
|
-7.6
|
-7.6
|
-7.4
|
-7.5
|
Ionawr 2009
|
17.4
|
17.8
|
17.0
|
16.9
|
Chwefror 2009
|
-2.5
|
-2.4
|
-2.5
|
-2.6
|
Mawrth 2009
|
0.3
|
0.3
|
0.4
|
0.2
|
Ebrill 2009
|
-9.6
|
-10.2
|
-9.2
|
-8.9
|
Mai 2009
|
3.4
|
3.4
|
3.4
|
3.6
|
Mehefin 2009
|
6.2
|
6.2
|
6.2
|
6.3
|
Gorffennaf 2009
|
-0.3
|
0.1
|
-0.4
|
-0.7
|
Awst 2009
|
2.9
|
3.0
|
2.9
|
3.1
|
Medi 2009
|
-4.0
|
-4.0
|
-4.0
|
-4.2
|
Hydref 2009
|
3.4
|
3.3
|
3.4
|
3.4
|
Tachwedd 2009
|
-0.4
|
-0.2
|
-0.6
|
-0.6
|
Rhagfyr 2009
|
2.9
|
2.7
|
2.9
|
3.3
|
Ionawr 2010
|
0.2
|
0.4
|
0.2
|
0.2
|
Chwefror 2010
|
-1.3
|
-1.2
|
-0.9
|
-1.5
|
Mawrth 2010
|
-3.3
|
-3.2
|
-3.2
|
-3.6
|
Ebrill 2010
|
0.2
|
0.1
|
0.3
|
0.2
|
Mai 2010
|
3.5
|
3.5
|
3.2
|
3.7
|
Mehefin 2010
|
3.7
|
3.8
|
3.8
|
3.8
|
Gorffennaf 2010
|
3.8
|
4.1
|
3.5
|
3.6
|
Awst 2010
|
-2.4
|
-2.4
|
-2.2
|
-2.6
|
Medi 2010
|
2.9
|
3.1
|
2.7
|
2.6
|
Hydref 2010
|
-1.9
|
-2.0
|
-1.7
|
-2.1
|
Tachwedd 2010
|
0.3
|
0.4
|
0.1
|
0.1
|
Rhagfyr 2010
|
-6.5
|
-6.6
|
-6.3
|
-6.6
|
Ionawr 2011
|
-4.5
|
-4.4
|
-4.6
|
-4.6
|
Chwefror 2011
|
1.2
|
1.1
|
1.4
|
1.4
|
Mawrth 2011
|
4.6
|
4.7
|
4.3
|
4.6
|
Ebrill 2011
|
0.7
|
0.6
|
0.8
|
0.9
|
Mai 2011
|
-2.8
|
-3.0
|
-2.8
|
-2.7
|
Mehefin 2011
|
-2.0
|
-2.2
|
-1.8
|
-2.0
|
Gorffennaf 2011
|
2.4
|
2.2
|
2.5
|
2.7
|
Awst 2011
|
-0.0
|
0.1
|
-0.0
|
-0.2
|
Medi 2011
|
-1.3
|
-1.0
|
-1.5
|
-1.6
|
Hydref 2011
|
-2.8
|
-2.4
|
-2.9
|
-3.4
|
Tachwedd 2011
|
1.4
|
1.4
|
1.4
|
1.2
|
Rhagfyr 2011
|
0.4
|
0.4
|
0.5
|
0.2
|
Ionawr 2012
|
0.5
|
0.5
|
0.6
|
0.5
|
Chwefror 2012
|
-2.1
|
-2.1
|
-2.2
|
-1.9
|
Mawrth 2012
|
-0.0
|
-0.4
|
0.1
|
0.5
|
Ebrill 2012
|
1.4
|
1.4
|
1.2
|
1.4
|
Mai 2012
|
-4.5
|
-4.6
|
-4.4
|
-4.5
|
Mehefin 2012
|
5.7
|
5.8
|
5.4
|
5.8
|
Gorffennaf 2012
|
-1.0
|
-1.1
|
-1.1
|
-0.8
|
Awst 2012
|
4.2
|
4.2
|
4.0
|
4.3
|
Medi 2012
|
-5.6
|
-5.6
|
-5.6
|
-5.6
|
Hydref 2012
|
-1.6
|
-1.6
|
-1.5
|
-1.8
|
Tachwedd 2012
|
0.4
|
0.3
|
0.5
|
0.4
|
Rhagfyr 2012
|
0.1
|
0.3
|
-0.1
|
-0.2
|
Ionawr 2013
|
1.4
|
1.2
|
1.5
|
1.5
|
Chwefror 2013
|
-5.0
|
-5.1
|
-4.9
|
-4.9
|
Mawrth 2013
|
2.2
|
2.1
|
2.4
|
2.1
|
Ebrill 2013
|
-1.9
|
-1.8
|
-2.0
|
-1.9
|
Mai 2013
|
5.5
|
5.5
|
5.4
|
5.5
|
Mehefin 2013
|
2.1
|
2.0
|
2.0
|
2.3
|
Gorffennaf 2013
|
1.5
|
1.4
|
1.5
|
1.8
|
Awst 2013
|
2.9
|
3.0
|
2.7
|
2.9
|
Medi 2013
|
-4.0
|
-3.9
|
-4.0
|
-4.1
|
Hydref 2013
|
-3.2
|
-2.9
|
-3.1
|
-3.5
|
Tachwedd 2013
|
-1.6
|
-1.5
|
-1.3
|
-1.9
|
Rhagfyr 2013
|
-0.9
|
-1.0
|
-0.7
|
-0.9
|
Ionawr 2014
|
5.3
|
5.3
|
5.2
|
5.2
|
Chwefror 2014
|
1.8
|
2.0
|
1.6
|
1.6
|
Mawrth 2014
|
-0.6
|
-0.6
|
-0.5
|
-0.5
|
Ebrill 2014
|
-2.5
|
-2.5
|
-2.5
|
-2.4
|
Mai 2014
|
1.4
|
1.2
|
1.5
|
1.8
|
Mehefin 2014
|
3.0
|
3.1
|
3.0
|
2.9
|
Gorffennaf 2014
|
2.8
|
2.8
|
2.9
|
2.9
|
Awst 2014
|
-3.1
|
-2.9
|
-3.2
|
-3.3
|
Medi 2014
|
0.4
|
0.4
|
0.3
|
0.5
|
Hydref 2014
|
-0.6
|
-0.5
|
-0.6
|
-0.7
|
Tachwedd 2014
|
0.9
|
0.8
|
1.0
|
0.8
|
Rhagfyr 2014
|
-0.6
|
-0.5
|
-0.5
|
-0.8
|
Ionawr 2015
|
1.4
|
1.5
|
1.5
|
1.3
|
Chwefror 2015
|
-2.0
|
-1.9
|
-2.2
|
-2.2
|
Mawrth 2015
|
1.9
|
2.0
|
1.8
|
1.8
|
Ebrill 2015
|
0.1
|
0.2
|
-0.1
|
0.1
|
Mai 2015
|
1.1
|
1.0
|
1.2
|
1.1
|
Mehefin 2015
|
-2.2
|
-2.2
|
-2.0
|
-2.0
|
Gorffennaf 2015
|
-2.2
|
-2.3
|
-2.1
|
-2.2
|
Awst 2015
|
2.7
|
2.7
|
2.6
|
2.7
|
Medi 2015
|
-0.6
|
-0.4
|
-0.9
|
-0.9
|
Hydref 2015
|
0.6
|
0.6
|
0.6
|
0.6
|
Tachwedd 2015
|
-1.9
|
-1.9
|
-1.9
|
-2.1
|
Rhagfyr 2015
|
3.1
|
3.2
|
3.2
|
2.9
|
Ionawr 2016
|
0.9
|
1.0
|
1.0
|
0.7
|
Chwefror 2016
|
-1.2
|
-1.2
|
-1.1
|
-1.3
|
Mawrth 2016
|
-1.9
|
-2.1
|
-2.0
|
-1.7
|
Ebrill 2016
|
-3.0
|
-2.8
|
-3.1
|
-3.0
|
Mai 2016
|
0.2
|
-0.1
|
0.3
|
0.6
|
Mehefin 2016
|
1.0
|
1.1
|
0.9
|
0.8
|
Gorffennaf 2016
|
6.1
|
6.0
|
6.2
|
6.4
|
Awst 2016
|
-2.0
|
-1.9
|
-2.1
|
-2.0
|
Medi 2016
|
0.2
|
0.2
|
0.4
|
0.1
|
Hydref 2016
|
-1.5
|
-1.3
|
-1.5
|
-2.0
|
Tachwedd 2016
|
0.8
|
1.1
|
0.7
|
0.2
|
Rhagfyr 2016
|
-0.1
|
-0.1
|
-0.2
|
-0.1
|
Ionawr 2017
|
-0.9
|
-1.0
|
-1.0
|
-0.8
|
Chwefror 2017
|
0.1
|
-0.0
|
0.0
|
0.4
|
Mawrth 2017
|
2.8
|
3.0
|
2.7
|
2.6
|
Ebrill 2017
|
-0.8
|
-0.7
|
-1.0
|
-0.8
|
Mai 2017
|
1.6
|
1.5
|
1.8
|
1.6
|
Mehefin 2017
|
-1.4
|
-1.6
|
-1.4
|
-1.0
|
Gorffennaf 2017
|
2.9
|
2.8
|
3.0
|
2.9
|
Awst 2017
|
2.5
|
2.6
|
2.3
|
2.7
|
Medi 2017
|
-0.0
|
0.1
|
0.0
|
-0.2
|
Hydref 2017
|
-1.0
|
-0.9
|
-1.0
|
-1.1
|
Tachwedd 2017
|
0.1
|
0.1
|
0.3
|
-0.1
|
Rhagfyr 2017
|
-0.5
|
-0.5
|
-0.5
|
-0.6
|
Ionawr 2018
|
-1.0
|
-1.1
|
-0.9
|
-1.0
|
Chwefror 2018
|
0.3
|
0.3
|
0.2
|
0.2
|
Mawrth 2018
|
1.0
|
0.9
|
1.2
|
1.2
|
Ebrill 2018
|
-0.1
|
-0.0
|
-0.2
|
-0.0
|
Mai 2018
|
-0.9
|
-0.8
|
-0.9
|
-1.0
|
Mehefin 2018
|
-0.4
|
-0.4
|
-0.2
|
-0.4
|
Gorffennaf 2018
|
1.5
|
1.6
|
1.4
|
1.4
|
Awst 2018
|
-0.2
|
-0.3
|
-0.0
|
0.1
|
Medi 2018
|
0.6
|
0.7
|
0.6
|
0.6
|
Hydref 2018
|
1.2
|
1.2
|
1.4
|
1.2
|
Tachwedd 2018
|
-0.3
|
-0.1
|
-0.4
|
-0.6
|
Rhagfyr 2018
|
1.5
|
1.5
|
1.5
|
1.3
|
Ionawr 2019
|
-0.6
|
-0.5
|
-0.6
|
-0.8
|
Chwefror 2019
|
0.3
|
0.3
|
0.4
|
0.3
|
Mawrth 2019
|
-2.5
|
-2.5
|
-2.5
|
-2.5
|
Ebrill 2019
|
0.4
|
0.3
|
0.5
|
0.7
|
Mai 2019
|
-0.3
|
-0.4
|
-0.2
|
0.1
|
Mehefin 2019
|
1.5
|
1.4
|
1.5
|
1.8
|
Gorffennaf 2019
|
-2.1
|
-2.2
|
-2.0
|
-1.9
|
Awst 2019
|
0.8
|
0.9
|
0.6
|
0.7
|
Medi 2019
|
0.6
|
0.6
|
0.4
|
0.6
|
Hydref 2019
|
1.2
|
1.3
|
1.4
|
1.0
|
Tachwedd 2019
|
0.3
|
0.3
|
0.5
|
0.1
|
Rhagfyr 2019
|
-0.1
|
-0.0
|
0.0
|
-0.3
|
Ionawr 2020
|
-1.2
|
-1.2
|
-1.2
|
-1.2
|
Chwefror 2020
|
2.0
|
1.9
|
1.9
|
2.3
|
Mawrth 2020
|
-1.5
|
-1.5
|
-1.4
|
-1.4
|
Ebrill 2020
|
1.0
|
1.0
|
0.9
|
1.2
|
Mai 2020
|
1.1
|
1.0
|
1.4
|
1.0
|
Mehefin 2020
|
1.4
|
1.3
|
1.6
|
1.5
|
Gorffennaf 2020
|
3.2
|
3.2
|
3.1
|
3.0
|
Awst 2020
|
-1.2
|
-1.2
|
-1.3
|
-1.0
|
Medi 2020
|
1.2
|
1.3
|
1.0
|
1.1
|
Hydref 2020
|
-1.1
|
-1.0
|
-1.4
|
-1.2
|
Tachwedd 2020
|
1.5
|
1.7
|
1.3
|
1.5
|
Rhagfyr 2020
|
1.5
|
1.6
|
1.3
|
1.5
|
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Tai pâr
|
Tai teras
|
Ionawr 2007
|
103.8
|
101.8
|
103.2
|
105.6
|
Chwefror 2007
|
102.2
|
100.1
|
101.6
|
104.2
|
Mawrth 2007
|
101.2
|
98.9
|
100.7
|
103.3
|
Ebrill 2007
|
102.3
|
99.9
|
101.7
|
104.8
|
Mai 2007
|
104.4
|
101.9
|
103.8
|
107.2
|
Mehefin 2007
|
103.2
|
100.8
|
102.4
|
105.9
|
Gorffennaf 2007
|
101.2
|
98.9
|
100.4
|
103.7
|
Awst 2007
|
103.8
|
101.7
|
102.8
|
106.1
|
Medi 2007
|
106.4
|
104.5
|
105.4
|
108.6
|
Hydref 2007
|
109.0
|
107.2
|
107.9
|
111.1
|
Tachwedd 2007
|
105.7
|
104.1
|
104.6
|
107.4
|
Rhagfyr 2007
|
105.4
|
103.8
|
104.1
|
107.1
|
Ionawr 2008
|
108.6
|
107.0
|
107.2
|
110.4
|
Chwefror 2008
|
109.5
|
107.7
|
108.2
|
111.4
|
Mawrth 2008
|
106.3
|
104.3
|
105.4
|
108.3
|
Ebrill 2008
|
96.3
|
94.4
|
95.6
|
98.3
|
Mai 2008
|
96.4
|
94.2
|
95.8
|
98.8
|
Mehefin 2008
|
97.5
|
95.3
|
96.8
|
100.0
|
Gorffennaf 2008
|
102.9
|
100.6
|
102.4
|
105.6
|
Awst 2008
|
102.2
|
100.1
|
101.4
|
104.5
|
Medi 2008
|
104.1
|
102.3
|
103.0
|
106.1
|
Hydref 2008
|
94.8
|
93.4
|
93.7
|
96.3
|
Tachwedd 2008
|
91.1
|
89.7
|
90.3
|
92.5
|
Rhagfyr 2008
|
84.2
|
82.8
|
83.6
|
85.6
|
Ionawr 2009
|
98.9
|
97.5
|
97.8
|
100.0
|
Chwefror 2009
|
96.4
|
95.2
|
95.4
|
97.4
|
Mawrth 2009
|
96.7
|
95.5
|
95.7
|
97.6
|
Ebrill 2009
|
87.4
|
85.8
|
86.9
|
88.9
|
Mai 2009
|
90.4
|
88.7
|
89.9
|
92.1
|
Mehefin 2009
|
96.0
|
94.2
|
95.4
|
98.0
|
Gorffennaf 2009
|
95.7
|
94.3
|
95.0
|
97.3
|
Awst 2009
|
98.5
|
97.1
|
97.7
|
100.3
|
Medi 2009
|
94.5
|
93.3
|
93.9
|
96.0
|
Hydref 2009
|
97.7
|
96.4
|
97.1
|
99.3
|
Tachwedd 2009
|
97.3
|
96.2
|
96.5
|
98.6
|
Rhagfyr 2009
|
100.1
|
98.8
|
99.3
|
101.9
|
Ionawr 2010
|
100.3
|
99.2
|
99.5
|
102.0
|
Chwefror 2010
|
99.0
|
97.9
|
98.6
|
100.5
|
Mawrth 2010
|
95.8
|
94.8
|
95.4
|
96.9
|
Ebrill 2010
|
95.9
|
94.9
|
95.7
|
97.1
|
Mai 2010
|
99.3
|
98.2
|
98.8
|
100.7
|
Mehefin 2010
|
103.0
|
101.9
|
102.6
|
104.6
|
Gorffennaf 2010
|
106.9
|
106.1
|
106.1
|
108.3
|
Awst 2010
|
104.2
|
103.5
|
103.8
|
105.5
|
Medi 2010
|
107.2
|
106.8
|
106.6
|
108.3
|
Hydref 2010
|
105.2
|
104.6
|
104.8
|
106.0
|
Tachwedd 2010
|
105.5
|
105.0
|
104.9
|
106.1
|
Rhagfyr 2010
|
98.6
|
98.1
|
98.2
|
99.2
|
Ionawr 2011
|
94.2
|
93.8
|
93.8
|
94.6
|
Chwefror 2011
|
95.4
|
94.8
|
95.0
|
95.9
|
Mawrth 2011
|
99.7
|
99.3
|
99.1
|
100.3
|
Ebrill 2011
|
100.4
|
99.8
|
99.9
|
101.2
|
Mai 2011
|
97.6
|
96.8
|
97.1
|
98.4
|
Mehefin 2011
|
95.6
|
94.8
|
95.4
|
96.5
|
Gorffennaf 2011
|
97.9
|
96.8
|
97.8
|
99.1
|
Awst 2011
|
97.9
|
96.9
|
97.8
|
98.9
|
Medi 2011
|
96.6
|
96.0
|
96.4
|
97.4
|
Hydref 2011
|
93.9
|
93.6
|
93.6
|
94.1
|
Tachwedd 2011
|
95.2
|
94.9
|
94.9
|
95.3
|
Rhagfyr 2011
|
95.5
|
95.3
|
95.3
|
95.4
|
Ionawr 2012
|
96.0
|
95.8
|
95.9
|
96.0
|
Chwefror 2012
|
94.0
|
93.8
|
93.8
|
94.1
|
Mawrth 2012
|
94.0
|
93.5
|
93.9
|
94.6
|
Ebrill 2012
|
95.2
|
94.7
|
95.0
|
95.9
|
Mai 2012
|
91.0
|
90.4
|
90.9
|
91.6
|
Mehefin 2012
|
96.1
|
95.7
|
95.8
|
96.9
|
Gorffennaf 2012
|
95.1
|
94.6
|
94.7
|
96.2
|
Awst 2012
|
99.1
|
98.7
|
98.5
|
100.3
|
Medi 2012
|
93.6
|
93.1
|
93.0
|
94.7
|
Hydref 2012
|
92.1
|
91.6
|
91.6
|
93.0
|
Tachwedd 2012
|
92.4
|
91.9
|
92.1
|
93.3
|
Rhagfyr 2012
|
92.4
|
92.2
|
92.0
|
93.2
|
Ionawr 2013
|
93.7
|
93.3
|
93.4
|
94.5
|
Chwefror 2013
|
89.0
|
88.6
|
88.8
|
89.9
|
Mawrth 2013
|
91.0
|
90.4
|
91.0
|
91.8
|
Ebrill 2013
|
89.2
|
88.8
|
89.1
|
90.0
|
Mai 2013
|
94.1
|
93.6
|
93.9
|
95.0
|
Mehefin 2013
|
96.1
|
95.6
|
95.8
|
97.2
|
Gorffennaf 2013
|
97.5
|
96.9
|
97.2
|
98.8
|
Awst 2013
|
100.4
|
99.8
|
99.9
|
101.7
|
Medi 2013
|
96.4
|
95.9
|
95.9
|
97.6
|
Hydref 2013
|
93.3
|
93.1
|
92.9
|
94.1
|
Tachwedd 2013
|
91.9
|
91.7
|
91.7
|
92.3
|
Rhagfyr 2013
|
91.1
|
90.8
|
91.1
|
91.4
|
Ionawr 2014
|
95.9
|
95.6
|
95.8
|
96.2
|
Chwefror 2014
|
97.6
|
97.5
|
97.4
|
97.8
|
Mawrth 2014
|
97.0
|
96.9
|
96.9
|
97.3
|
Ebrill 2014
|
94.6
|
94.5
|
94.5
|
94.9
|
Mai 2014
|
95.9
|
95.6
|
95.9
|
96.6
|
Mehefin 2014
|
98.8
|
98.5
|
98.8
|
99.4
|
Gorffennaf 2014
|
101.6
|
101.3
|
101.6
|
102.3
|
Awst 2014
|
98.5
|
98.4
|
98.4
|
99.0
|
Medi 2014
|
98.8
|
98.8
|
98.6
|
99.4
|
Hydref 2014
|
98.3
|
98.3
|
98.0
|
98.7
|
Tachwedd 2014
|
99.2
|
99.1
|
99.0
|
99.5
|
Rhagfyr 2014
|
98.6
|
98.6
|
98.5
|
98.7
|
Ionawr 2015
|
100.0
|
100.0
|
100.0
|
100.0
|
Chwefror 2015
|
98.0
|
98.1
|
97.8
|
97.8
|
Mawrth 2015
|
99.8
|
100.0
|
99.6
|
99.6
|
Ebrill 2015
|
99.9
|
100.2
|
99.5
|
99.7
|
Mai 2015
|
101.0
|
101.3
|
100.7
|
100.8
|
Mehefin 2015
|
98.9
|
99.0
|
98.7
|
98.7
|
Gorffennaf 2015
|
96.7
|
96.8
|
96.6
|
96.6
|
Awst 2015
|
99.2
|
99.4
|
99.1
|
99.1
|
Medi 2015
|
98.6
|
99.0
|
98.3
|
98.2
|
Hydref 2015
|
99.3
|
99.7
|
98.9
|
98.8
|
Tachwedd 2015
|
97.3
|
97.8
|
97.0
|
96.8
|
Rhagfyr 2015
|
100.3
|
100.9
|
100.1
|
99.6
|
Ionawr 2016
|
101.2
|
101.8
|
101.1
|
100.3
|
Chwefror 2016
|
100.0
|
100.6
|
100.0
|
99.0
|
Mawrth 2016
|
98.1
|
98.6
|
98.0
|
97.3
|
Ebrill 2016
|
95.2
|
95.7
|
94.9
|
94.4
|
Mai 2016
|
95.4
|
95.7
|
95.2
|
94.9
|
Mehefin 2016
|
96.3
|
96.7
|
96.0
|
95.7
|
Gorffennaf 2016
|
102.2
|
102.4
|
101.9
|
101.8
|
Awst 2016
|
100.2
|
100.5
|
99.8
|
99.8
|
Medi 2016
|
100.4
|
100.7
|
100.2
|
99.9
|
Hydref 2016
|
98.9
|
99.4
|
98.6
|
97.9
|
Tachwedd 2016
|
99.6
|
100.4
|
99.4
|
98.1
|
Rhagfyr 2016
|
99.6
|
100.4
|
99.2
|
98.0
|
Ionawr 2017
|
98.6
|
99.4
|
98.2
|
97.3
|
Chwefror 2017
|
98.8
|
99.4
|
98.2
|
97.6
|
Mawrth 2017
|
101.6
|
102.3
|
100.8
|
100.2
|
Ebrill 2017
|
100.8
|
101.6
|
99.9
|
99.4
|
Mai 2017
|
102.4
|
103.2
|
101.7
|
101.0
|
Mehefin 2017
|
101.0
|
101.6
|
100.3
|
99.9
|
Gorffennaf 2017
|
103.9
|
104.4
|
103.4
|
102.8
|
Awst 2017
|
106.5
|
107.1
|
105.7
|
105.6
|
Medi 2017
|
106.5
|
107.2
|
105.7
|
105.4
|
Hydref 2017
|
105.4
|
106.2
|
104.7
|
104.3
|
Tachwedd 2017
|
105.6
|
106.4
|
105.1
|
104.2
|
Rhagfyr 2017
|
105.0
|
105.9
|
104.6
|
103.6
|
Ionawr 2018
|
104.0
|
104.7
|
103.6
|
102.6
|
Chwefror 2018
|
104.2
|
105.0
|
103.8
|
102.8
|
Mawrth 2018
|
105.3
|
105.9
|
105.0
|
104.1
|
Ebrill 2018
|
105.2
|
105.9
|
104.8
|
104.0
|
Mai 2018
|
104.2
|
105.0
|
103.9
|
103.0
|
Mehefin 2018
|
103.8
|
104.6
|
103.7
|
102.6
|
Gorffennaf 2018
|
105.4
|
106.3
|
105.1
|
104.0
|
Awst 2018
|
105.2
|
106.0
|
105.1
|
104.1
|
Medi 2018
|
105.9
|
106.7
|
105.7
|
104.7
|
Hydref 2018
|
107.2
|
107.9
|
107.1
|
106.0
|
Tachwedd 2018
|
106.8
|
107.8
|
106.7
|
105.3
|
Rhagfyr 2018
|
108.4
|
109.5
|
108.3
|
106.7
|
Ionawr 2019
|
107.8
|
108.9
|
107.6
|
105.9
|
Chwefror 2019
|
108.2
|
109.3
|
108.0
|
106.2
|
Mawrth 2019
|
105.4
|
106.5
|
105.4
|
103.6
|
Ebrill 2019
|
105.9
|
106.8
|
105.9
|
104.3
|
Mai 2019
|
105.6
|
106.4
|
105.7
|
104.4
|
Mehefin 2019
|
107.2
|
107.9
|
107.2
|
106.2
|
Gorffennaf 2019
|
105.0
|
105.5
|
105.2
|
104.2
|
Awst 2019
|
105.8
|
106.5
|
105.8
|
105.0
|
Medi 2019
|
106.4
|
107.1
|
106.3
|
105.6
|
Hydref 2019
|
107.7
|
108.5
|
107.8
|
106.7
|
Tachwedd 2019
|
108.0
|
108.9
|
108.3
|
106.8
|
Rhagfyr 2019
|
108.0
|
108.9
|
108.3
|
106.5
|
Ionawr 2020
|
106.7
|
107.6
|
107.0
|
105.3
|
Chwefror 2020
|
108.8
|
109.7
|
109.1
|
107.6
|
Mawrth 2020
|
107.2
|
108.0
|
107.5
|
106.1
|
Ebrill 2020
|
108.3
|
109.1
|
108.5
|
107.4
|
Mai 2020
|
109.5
|
110.2
|
110.0
|
108.4
|
Mehefin 2020
|
111.0
|
111.7
|
111.7
|
110.0
|
Gorffennaf 2020
|
114.5
|
115.2
|
115.2
|
113.4
|
Awst 2020
|
113.1
|
113.9
|
113.7
|
112.2
|
Medi 2020
|
114.4
|
115.3
|
114.8
|
113.5
|
Hydref 2020
|
113.1
|
114.2
|
113.2
|
112.1
|
Tachwedd 2020
|
114.9
|
116.1
|
114.6
|
113.8
|
Rhagfyr 2020
|
116.6
|
118.0
|
116.2
|
115.5
|
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 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
|
178773.0
|
Chwefror 2012
|
178614.0
|
Mawrth 2012
|
177930.0
|
Ebrill 2012
|
180371.0
|
Mai 2012
|
172184.0
|
Mehefin 2012
|
182211.0
|
Gorffennaf 2012
|
180319.0
|
Awst 2012
|
187944.0
|
Medi 2012
|
177366.0
|
Hydref 2012
|
174497.0
|
Tachwedd 2012
|
175096.0
|
Rhagfyr 2012
|
175363.0
|
Ionawr 2013
|
177686.0
|
Chwefror 2013
|
168773.0
|
Mawrth 2013
|
172314.0
|
Ebrill 2013
|
169092.0
|
Mai 2013
|
178394.0
|
Mehefin 2013
|
182167.0
|
Gorffennaf 2013
|
184905.0
|
Awst 2013
|
190383.0
|
Medi 2013
|
182763.0
|
Hydref 2013
|
177126.0
|
Tachwedd 2013
|
174293.0
|
Rhagfyr 2013
|
172741.0
|
Ionawr 2014
|
181805.0
|
Chwefror 2014
|
185164.0
|
Mawrth 2014
|
184121.0
|
Ebrill 2014
|
179456.0
|
Mai 2014
|
181883.0
|
Mehefin 2014
|
187403.0
|
Gorffennaf 2014
|
192675.0
|
Awst 2014
|
186814.0
|
Medi 2014
|
187512.0
|
Hydref 2014
|
186510.0
|
Tachwedd 2014
|
188136.0
|
Rhagfyr 2014
|
187095.0
|
Ionawr 2015
|
189799.0
|
Chwefror 2015
|
186061.0
|
Mawrth 2015
|
189706.0
|
Ebrill 2015
|
189860.0
|
Mai 2015
|
191857.0
|
Mehefin 2015
|
187582.0
|
Gorffennaf 2015
|
183422.0
|
Awst 2015
|
188330.0
|
Medi 2015
|
187281.0
|
Hydref 2015
|
188345.0
|
Tachwedd 2015
|
184682.0
|
Rhagfyr 2015
|
190356.0
|
Ionawr 2016
|
192177.0
|
Chwefror 2016
|
189887.0
|
Mawrth 2016
|
186240.0
|
Ebrill 2016
|
180727.0
|
Mai 2016
|
180928.0
|
Mehefin 2016
|
182607.0
|
Gorffennaf 2016
|
193807.0
|
Awst 2016
|
190055.0
|
Medi 2016
|
190460.0
|
Hydref 2016
|
187575.0
|
Tachwedd 2016
|
189154.0
|
Rhagfyr 2016
|
189033.0
|
Ionawr 2017
|
187309.0
|
Chwefror 2017
|
187477.0
|
Mawrth 2017
|
192905.0
|
Ebrill 2017
|
191503.0
|
Mai 2017
|
194501.0
|
Mehefin 2017
|
191780.0
|
Gorffennaf 2017
|
197263.0
|
Awst 2017
|
202473.0
|
Medi 2017
|
202518.0
|
Hydref 2017
|
200659.0
|
Tachwedd 2017
|
200744.0
|
Rhagfyr 2017
|
199705.0
|
Ionawr 2018
|
197572.0
|
Chwefror 2018
|
198156.0
|
Mawrth 2018
|
200075.0
|
Ebrill 2018
|
199898.0
|
Mai 2018
|
198157.0
|
Mehefin 2018
|
197524.0
|
Gorffennaf 2018
|
200626.0
|
Awst 2018
|
200146.0
|
Medi 2018
|
201405.0
|
Hydref 2018
|
203751.0
|
Tachwedd 2018
|
203213.0
|
Rhagfyr 2018
|
206250.0
|
Ionawr 2019
|
205142.0
|
Chwefror 2019
|
205750.0
|
Mawrth 2019
|
200530.0
|
Ebrill 2019
|
201303.0
|
Mai 2019
|
200694.0
|
Mehefin 2019
|
203735.0
|
Gorffennaf 2019
|
199476.0
|
Awst 2019
|
201196.0
|
Medi 2019
|
202314.0
|
Hydref 2019
|
204836.0
|
Tachwedd 2019
|
205452.0
|
Rhagfyr 2019
|
205249.0
|
Ionawr 2020
|
202790.0
|
Chwefror 2020
|
206893.0
|
Mawrth 2020
|
203949.0
|
Ebrill 2020
|
205986.0
|
Mai 2020
|
208074.0
|
Mehefin 2020
|
210883.0
|
Gorffennaf 2020
|
217647.0
|
Awst 2020
|
215139.0
|
Medi 2020
|
217802.0
|
Hydref 2020
|
215513.0
|
Tachwedd 2020
|
218914.0
|
Rhagfyr 2020
|
222240.0
|
Dyddiad
|
Cyn berchen-feddianwyr
|
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
|
-0.6
|
Chwefror 2013
|
-5.5
|
Mawrth 2013
|
-3.2
|
Ebrill 2013
|
-6.2
|
Mai 2013
|
3.6
|
Mehefin 2013
|
-0.0
|
Gorffennaf 2013
|
2.5
|
Awst 2013
|
1.3
|
Medi 2013
|
3.0
|
Hydref 2013
|
1.5
|
Tachwedd 2013
|
-0.5
|
Rhagfyr 2013
|
-1.5
|
Ionawr 2014
|
2.3
|
Chwefror 2014
|
9.7
|
Mawrth 2014
|
6.8
|
Ebrill 2014
|
6.1
|
Mai 2014
|
2.0
|
Mehefin 2014
|
2.9
|
Gorffennaf 2014
|
4.2
|
Awst 2014
|
-1.9
|
Medi 2014
|
2.6
|
Hydref 2014
|
5.3
|
Tachwedd 2014
|
7.9
|
Rhagfyr 2014
|
8.3
|
Ionawr 2015
|
4.4
|
Chwefror 2015
|
0.5
|
Mawrth 2015
|
3.0
|
Ebrill 2015
|
5.8
|
Mai 2015
|
5.5
|
Mehefin 2015
|
0.1
|
Gorffennaf 2015
|
-4.8
|
Awst 2015
|
0.8
|
Medi 2015
|
-0.1
|
Hydref 2015
|
1.0
|
Tachwedd 2015
|
-1.8
|
Rhagfyr 2015
|
1.7
|
Ionawr 2016
|
1.2
|
Chwefror 2016
|
2.1
|
Mawrth 2016
|
-1.8
|
Ebrill 2016
|
-4.8
|
Mai 2016
|
-5.7
|
Mehefin 2016
|
-2.6
|
Gorffennaf 2016
|
5.7
|
Awst 2016
|
0.9
|
Medi 2016
|
1.7
|
Hydref 2016
|
-0.4
|
Tachwedd 2016
|
2.4
|
Rhagfyr 2016
|
-0.7
|
Ionawr 2017
|
-2.5
|
Chwefror 2017
|
-1.3
|
Mawrth 2017
|
3.6
|
Ebrill 2017
|
5.0
|
Mai 2017
|
7.2
|
Mehefin 2017
|
5.0
|
Gorffennaf 2017
|
1.8
|
Awst 2017
|
6.5
|
Medi 2017
|
6.3
|
Hydref 2017
|
7.0
|
Tachwedd 2017
|
6.1
|
Rhagfyr 2017
|
5.6
|
Ionawr 2018
|
5.5
|
Chwefror 2018
|
5.7
|
Mawrth 2018
|
3.7
|
Ebrill 2018
|
4.4
|
Mai 2018
|
1.9
|
Mehefin 2018
|
3.0
|
Gorffennaf 2018
|
1.7
|
Awst 2018
|
-1.2
|
Medi 2018
|
-0.6
|
Hydref 2018
|
1.5
|
Tachwedd 2018
|
1.2
|
Rhagfyr 2018
|
3.3
|
Ionawr 2019
|
3.8
|
Chwefror 2019
|
3.8
|
Mawrth 2019
|
0.2
|
Ebrill 2019
|
0.7
|
Mai 2019
|
1.3
|
Mehefin 2019
|
3.1
|
Gorffennaf 2019
|
-0.6
|
Awst 2019
|
0.5
|
Medi 2019
|
0.4
|
Hydref 2019
|
0.5
|
Tachwedd 2019
|
1.1
|
Rhagfyr 2019
|
-0.5
|
Ionawr 2020
|
-1.2
|
Chwefror 2020
|
0.6
|
Mawrth 2020
|
1.7
|
Ebrill 2020
|
2.3
|
Mai 2020
|
3.7
|
Mehefin 2020
|
3.5
|
Gorffennaf 2020
|
9.1
|
Awst 2020
|
6.9
|
Medi 2020
|
7.7
|
Hydref 2020
|
5.2
|
Tachwedd 2020
|
6.6
|
Rhagfyr 2020
|
8.3
|
Dyddiad
|
Cyn berchen-feddianwyr
|
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
|
-0.1
|
Mawrth 2012
|
-0.4
|
Ebrill 2012
|
1.4
|
Mai 2012
|
-4.5
|
Mehefin 2012
|
5.8
|
Gorffennaf 2012
|
-1.0
|
Awst 2012
|
4.2
|
Medi 2012
|
-5.6
|
Hydref 2012
|
-1.6
|
Tachwedd 2012
|
0.3
|
Rhagfyr 2012
|
0.2
|
Ionawr 2013
|
1.3
|
Chwefror 2013
|
-5.0
|
Mawrth 2013
|
2.1
|
Ebrill 2013
|
-1.9
|
Mai 2013
|
5.5
|
Mehefin 2013
|
2.1
|
Gorffennaf 2013
|
1.5
|
Awst 2013
|
3.0
|
Medi 2013
|
-4.0
|
Hydref 2013
|
-3.1
|
Tachwedd 2013
|
-1.6
|
Rhagfyr 2013
|
-0.9
|
Ionawr 2014
|
5.2
|
Chwefror 2014
|
1.8
|
Mawrth 2014
|
-0.6
|
Ebrill 2014
|
-2.5
|
Mai 2014
|
1.4
|
Mehefin 2014
|
3.0
|
Gorffennaf 2014
|
2.8
|
Awst 2014
|
-3.0
|
Medi 2014
|
0.4
|
Hydref 2014
|
-0.5
|
Tachwedd 2014
|
0.9
|
Rhagfyr 2014
|
-0.6
|
Ionawr 2015
|
1.4
|
Chwefror 2015
|
-2.0
|
Mawrth 2015
|
2.0
|
Ebrill 2015
|
0.1
|
Mai 2015
|
1.0
|
Mehefin 2015
|
-2.2
|
Gorffennaf 2015
|
-2.2
|
Awst 2015
|
2.7
|
Medi 2015
|
-0.6
|
Hydref 2015
|
0.6
|
Tachwedd 2015
|
-1.9
|
Rhagfyr 2015
|
3.1
|
Ionawr 2016
|
1.0
|
Chwefror 2016
|
-1.2
|
Mawrth 2016
|
-1.9
|
Ebrill 2016
|
-3.0
|
Mai 2016
|
0.1
|
Mehefin 2016
|
0.9
|
Gorffennaf 2016
|
6.1
|
Awst 2016
|
-1.9
|
Medi 2016
|
0.2
|
Hydref 2016
|
-1.5
|
Tachwedd 2016
|
0.8
|
Rhagfyr 2016
|
-0.1
|
Ionawr 2017
|
-0.9
|
Chwefror 2017
|
0.1
|
Mawrth 2017
|
2.9
|
Ebrill 2017
|
-0.7
|
Mai 2017
|
1.6
|
Mehefin 2017
|
-1.4
|
Gorffennaf 2017
|
2.9
|
Awst 2017
|
2.6
|
Medi 2017
|
0.0
|
Hydref 2017
|
-0.9
|
Tachwedd 2017
|
0.0
|
Rhagfyr 2017
|
-0.5
|
Ionawr 2018
|
-1.1
|
Chwefror 2018
|
0.3
|
Mawrth 2018
|
1.0
|
Ebrill 2018
|
-0.1
|
Mai 2018
|
-0.9
|
Mehefin 2018
|
-0.3
|
Gorffennaf 2018
|
1.6
|
Awst 2018
|
-0.2
|
Medi 2018
|
0.6
|
Hydref 2018
|
1.2
|
Tachwedd 2018
|
-0.3
|
Rhagfyr 2018
|
1.5
|
Ionawr 2019
|
-0.5
|
Chwefror 2019
|
0.3
|
Mawrth 2019
|
-2.5
|
Ebrill 2019
|
0.4
|
Mai 2019
|
-0.3
|
Mehefin 2019
|
1.5
|
Gorffennaf 2019
|
-2.1
|
Awst 2019
|
0.9
|
Medi 2019
|
0.6
|
Hydref 2019
|
1.2
|
Tachwedd 2019
|
0.3
|
Rhagfyr 2019
|
-0.1
|
Ionawr 2020
|
-1.2
|
Chwefror 2020
|
2.0
|
Mawrth 2020
|
-1.4
|
Ebrill 2020
|
1.0
|
Mai 2020
|
1.0
|
Mehefin 2020
|
1.4
|
Gorffennaf 2020
|
3.2
|
Awst 2020
|
-1.2
|
Medi 2020
|
1.2
|
Hydref 2020
|
-1.0
|
Tachwedd 2020
|
1.6
|
Rhagfyr 2020
|
1.5
|
Dyddiad
|
Cyn berchen-feddianwyr
|
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
|
94.2
|
Chwefror 2012
|
94.1
|
Mawrth 2012
|
93.8
|
Ebrill 2012
|
95.0
|
Mai 2012
|
90.7
|
Mehefin 2012
|
96.0
|
Gorffennaf 2012
|
95.0
|
Awst 2012
|
99.0
|
Medi 2012
|
93.4
|
Hydref 2012
|
91.9
|
Tachwedd 2012
|
92.2
|
Rhagfyr 2012
|
92.4
|
Ionawr 2013
|
93.6
|
Chwefror 2013
|
88.9
|
Mawrth 2013
|
90.8
|
Ebrill 2013
|
89.1
|
Mai 2013
|
94.0
|
Mehefin 2013
|
96.0
|
Gorffennaf 2013
|
97.4
|
Awst 2013
|
100.3
|
Medi 2013
|
96.3
|
Hydref 2013
|
93.3
|
Tachwedd 2013
|
91.8
|
Rhagfyr 2013
|
91.0
|
Ionawr 2014
|
95.8
|
Chwefror 2014
|
97.6
|
Mawrth 2014
|
97.0
|
Ebrill 2014
|
94.6
|
Mai 2014
|
95.8
|
Mehefin 2014
|
98.7
|
Gorffennaf 2014
|
101.5
|
Awst 2014
|
98.4
|
Medi 2014
|
98.8
|
Hydref 2014
|
98.3
|
Tachwedd 2014
|
99.1
|
Rhagfyr 2014
|
98.6
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
98.0
|
Mawrth 2015
|
100.0
|
Ebrill 2015
|
100.0
|
Mai 2015
|
101.1
|
Mehefin 2015
|
98.8
|
Gorffennaf 2015
|
96.6
|
Awst 2015
|
99.2
|
Medi 2015
|
98.7
|
Hydref 2015
|
99.2
|
Tachwedd 2015
|
97.3
|
Rhagfyr 2015
|
100.3
|
Ionawr 2016
|
101.2
|
Chwefror 2016
|
100.0
|
Mawrth 2016
|
98.1
|
Ebrill 2016
|
95.2
|
Mai 2016
|
95.3
|
Mehefin 2016
|
96.2
|
Gorffennaf 2016
|
102.1
|
Awst 2016
|
100.1
|
Medi 2016
|
100.4
|
Hydref 2016
|
98.8
|
Tachwedd 2016
|
99.7
|
Rhagfyr 2016
|
99.6
|
Ionawr 2017
|
98.7
|
Chwefror 2017
|
98.8
|
Mawrth 2017
|
101.6
|
Ebrill 2017
|
100.9
|
Mai 2017
|
102.5
|
Mehefin 2017
|
101.0
|
Gorffennaf 2017
|
103.9
|
Awst 2017
|
106.7
|
Medi 2017
|
106.7
|
Hydref 2017
|
105.7
|
Tachwedd 2017
|
105.8
|
Rhagfyr 2017
|
105.2
|
Ionawr 2018
|
104.1
|
Chwefror 2018
|
104.4
|
Mawrth 2018
|
105.4
|
Ebrill 2018
|
105.3
|
Mai 2018
|
104.4
|
Mehefin 2018
|
104.1
|
Gorffennaf 2018
|
105.7
|
Awst 2018
|
105.4
|
Medi 2018
|
106.1
|
Hydref 2018
|
107.4
|
Tachwedd 2018
|
107.1
|
Rhagfyr 2018
|
108.7
|
Ionawr 2019
|
108.1
|
Chwefror 2019
|
108.4
|
Mawrth 2019
|
105.6
|
Ebrill 2019
|
106.1
|
Mai 2019
|
105.7
|
Mehefin 2019
|
107.3
|
Gorffennaf 2019
|
105.1
|
Awst 2019
|
106.0
|
Medi 2019
|
106.6
|
Hydref 2019
|
107.9
|
Tachwedd 2019
|
108.2
|
Rhagfyr 2019
|
108.1
|
Ionawr 2020
|
106.8
|
Chwefror 2020
|
109.0
|
Mawrth 2020
|
107.4
|
Ebrill 2020
|
108.5
|
Mai 2020
|
109.6
|
Mehefin 2020
|
111.1
|
Gorffennaf 2020
|
114.7
|
Awst 2020
|
113.4
|
Medi 2020
|
114.8
|
Hydref 2020
|
113.6
|
Tachwedd 2020
|
115.3
|
Rhagfyr 2020
|
117.1
|
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
|
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
|
Dyddiad
|
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
|
Dyddiad
|
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
|
Dyddiad
|
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
|
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 2007
|
180228.0
|
Chwefror 2007
|
177423.0
|
Mawrth 2007
|
175584.0
|
Ebrill 2007
|
177598.0
|
Mai 2007
|
181304.0
|
Mehefin 2007
|
179253.0
|
Gorffennaf 2007
|
175691.0
|
Awst 2007
|
180165.0
|
Medi 2007
|
184780.0
|
Hydref 2007
|
189348.0
|
Tachwedd 2007
|
183546.0
|
Rhagfyr 2007
|
182986.0
|
Ionawr 2008
|
188536.0
|
Chwefror 2008
|
189993.0
|
Mawrth 2008
|
184396.0
|
Ebrill 2008
|
167041.0
|
Mai 2008
|
167189.0
|
Mehefin 2008
|
169133.0
|
Gorffennaf 2008
|
178609.0
|
Awst 2008
|
177385.0
|
Medi 2008
|
180713.0
|
Hydref 2008
|
164563.0
|
Tachwedd 2008
|
158121.0
|
Rhagfyr 2008
|
146207.0
|
Ionawr 2009
|
171571.0
|
Chwefror 2009
|
167321.0
|
Mawrth 2009
|
167790.0
|
Ebrill 2009
|
151649.0
|
Mai 2009
|
156875.0
|
Mehefin 2009
|
166648.0
|
Gorffennaf 2009
|
166143.0
|
Awst 2009
|
171067.0
|
Medi 2009
|
164142.0
|
Hydref 2009
|
169645.0
|
Tachwedd 2009
|
168927.0
|
Rhagfyr 2009
|
173827.0
|
Ionawr 2010
|
174295.0
|
Chwefror 2010
|
172045.0
|
Mawrth 2010
|
166271.0
|
Ebrill 2010
|
166499.0
|
Mai 2010
|
172392.0
|
Mehefin 2010
|
178900.0
|
Gorffennaf 2010
|
185739.0
|
Awst 2010
|
181209.0
|
Medi 2010
|
186399.0
|
Hydref 2010
|
182640.0
|
Tachwedd 2010
|
183077.0
|
Rhagfyr 2010
|
171127.0
|
Ionawr 2011
|
163433.0
|
Chwefror 2011
|
165369.0
|
Mawrth 2011
|
172912.0
|
Ebrill 2011
|
174107.0
|
Mai 2011
|
169123.0
|
Mehefin 2011
|
165763.0
|
Gorffennaf 2011
|
169797.0
|
Awst 2011
|
169775.0
|
Medi 2011
|
167552.0
|
Hydref 2011
|
162784.0
|
Tachwedd 2011
|
165032.0
|
Rhagfyr 2011
|
165610.0
|
Ionawr 2012
|
166485.0
|
Chwefror 2012
|
163007.0
|
Mawrth 2012
|
162931.0
|
Ebrill 2012
|
165127.0
|
Mai 2012
|
157700.0
|
Mehefin 2012
|
166707.0
|
Gorffennaf 2012
|
165066.0
|
Awst 2012
|
171993.0
|
Medi 2012
|
162422.0
|
Hydref 2012
|
159688.0
|
Tachwedd 2012
|
160204.0
|
Rhagfyr 2012
|
160200.0
|
Ionawr 2013
|
162427.0
|
Chwefror 2013
|
154397.0
|
Mawrth 2013
|
157752.0
|
Ebrill 2013
|
154721.0
|
Mai 2013
|
163174.0
|
Mehefin 2013
|
166600.0
|
Gorffennaf 2013
|
169172.0
|
Awst 2013
|
174068.0
|
Medi 2013
|
167135.0
|
Hydref 2013
|
161857.0
|
Tachwedd 2013
|
159306.0
|
Rhagfyr 2013
|
157886.0
|
Ionawr 2014
|
166197.0
|
Chwefror 2014
|
169166.0
|
Mawrth 2014
|
168222.0
|
Ebrill 2014
|
163959.0
|
Mai 2014
|
166247.0
|
Mehefin 2014
|
171247.0
|
Gorffennaf 2014
|
176121.0
|
Awst 2014
|
170762.0
|
Medi 2014
|
171470.0
|
Hydref 2014
|
170494.0
|
Tachwedd 2014
|
172006.0
|
Rhagfyr 2014
|
170989.0
|
Ionawr 2015
|
173386.0
|
Chwefror 2015
|
169816.0
|
Mawrth 2015
|
173027.0
|
Ebrill 2015
|
173197.0
|
Mai 2015
|
175096.0
|
Mehefin 2015
|
171349.0
|
Gorffennaf 2015
|
167556.0
|
Awst 2015
|
172054.0
|
Medi 2015
|
171001.0
|
Hydref 2015
|
172084.0
|
Tachwedd 2015
|
168746.0
|
Rhagfyr 2015
|
173913.0
|
Ionawr 2016
|
175490.0
|
Chwefror 2016
|
173387.0
|
Mawrth 2016
|
170050.0
|
Ebrill 2016
|
165009.0
|
Mai 2016
|
165263.0
|
Mehefin 2016
|
166796.0
|
Gorffennaf 2016
|
177033.0
|
Awst 2016
|
173586.0
|
Medi 2016
|
173973.0
|
Hydref 2016
|
171308.0
|
Tachwedd 2016
|
172662.0
|
Rhagfyr 2016
|
172519.0
|
Ionawr 2017
|
170911.0
|
Chwefror 2017
|
171085.0
|
Mawrth 2017
|
175936.0
|
Ebrill 2017
|
174625.0
|
Mai 2017
|
177426.0
|
Mehefin 2017
|
175018.0
|
Gorffennaf 2017
|
180049.0
|
Awst 2017
|
184606.0
|
Medi 2017
|
184587.0
|
Hydref 2017
|
182793.0
|
Tachwedd 2017
|
182981.0
|
Rhagfyr 2017
|
182028.0
|
Ionawr 2018
|
180143.0
|
Chwefror 2018
|
180530.0
|
Mawrth 2018
|
182347.0
|
Ebrill 2018
|
182155.0
|
Mai 2018
|
180567.0
|
Mehefin 2018
|
179964.0
|
Gorffennaf 2018
|
182705.0
|
Awst 2018
|
182407.0
|
Medi 2018
|
183514.0
|
Hydref 2018
|
185739.0
|
Tachwedd 2018
|
185175.0
|
Rhagfyr 2018
|
187919.0
|
Ionawr 2019
|
186861.0
|
Chwefror 2019
|
187354.0
|
Mawrth 2019
|
182589.0
|
Ebrill 2019
|
183356.0
|
Mai 2019
|
182917.0
|
Mehefin 2019
|
185744.0
|
Gorffennaf 2019
|
181878.0
|
Awst 2019
|
183349.0
|
Medi 2019
|
184331.0
|
Hydref 2019
|
186625.0
|
Tachwedd 2019
|
187244.0
|
Rhagfyr 2019
|
187149.0
|
Ionawr 2020
|
184864.0
|
Chwefror 2020
|
188475.0
|
Mawrth 2020
|
185622.0
|
Ebrill 2020
|
187467.0
|
Mai 2020
|
189437.0
|
Mehefin 2020
|
192126.0
|
Gorffennaf 2020
|
198257.0
|
Awst 2020
|
195908.0
|
Medi 2020
|
198173.0
|
Hydref 2020
|
195957.0
|
Tachwedd 2020
|
199023.0
|
Rhagfyr 2020
|
202024.0
|
Dyddiad
|
Eiddo presennol
|
Ionawr 2007
|
14.5
|
Chwefror 2007
|
5.9
|
Mawrth 2007
|
6.0
|
Ebrill 2007
|
1.2
|
Mai 2007
|
7.2
|
Mehefin 2007
|
3.4
|
Gorffennaf 2007
|
5.8
|
Awst 2007
|
8.5
|
Medi 2007
|
10.7
|
Hydref 2007
|
10.9
|
Tachwedd 2007
|
4.7
|
Rhagfyr 2007
|
2.5
|
Ionawr 2008
|
4.6
|
Chwefror 2008
|
7.1
|
Mawrth 2008
|
5.0
|
Ebrill 2008
|
-5.9
|
Mai 2008
|
-7.8
|
Mehefin 2008
|
-5.6
|
Gorffennaf 2008
|
1.7
|
Awst 2008
|
-1.5
|
Medi 2008
|
-2.2
|
Hydref 2008
|
-13.1
|
Tachwedd 2008
|
-13.8
|
Rhagfyr 2008
|
-20.1
|
Ionawr 2009
|
-9.0
|
Chwefror 2009
|
-11.9
|
Mawrth 2009
|
-9.0
|
Ebrill 2009
|
-9.2
|
Mai 2009
|
-6.2
|
Mehefin 2009
|
-1.5
|
Gorffennaf 2009
|
-7.0
|
Awst 2009
|
-3.6
|
Medi 2009
|
-9.2
|
Hydref 2009
|
3.1
|
Tachwedd 2009
|
6.8
|
Rhagfyr 2009
|
18.9
|
Ionawr 2010
|
1.6
|
Chwefror 2010
|
2.8
|
Mawrth 2010
|
-0.9
|
Ebrill 2010
|
9.8
|
Mai 2010
|
9.9
|
Mehefin 2010
|
7.4
|
Gorffennaf 2010
|
11.8
|
Awst 2010
|
5.9
|
Medi 2010
|
13.6
|
Hydref 2010
|
7.7
|
Tachwedd 2010
|
8.4
|
Rhagfyr 2010
|
-1.6
|
Ionawr 2011
|
-6.2
|
Chwefror 2011
|
-3.9
|
Mawrth 2011
|
4.0
|
Ebrill 2011
|
4.6
|
Mai 2011
|
-1.9
|
Mehefin 2011
|
-7.3
|
Gorffennaf 2011
|
-8.6
|
Awst 2011
|
-6.3
|
Medi 2011
|
-10.1
|
Hydref 2011
|
-10.9
|
Tachwedd 2011
|
-9.9
|
Rhagfyr 2011
|
-3.2
|
Ionawr 2012
|
1.9
|
Chwefror 2012
|
-1.4
|
Mawrth 2012
|
-5.8
|
Ebrill 2012
|
-5.2
|
Mai 2012
|
-6.8
|
Mehefin 2012
|
0.6
|
Gorffennaf 2012
|
-2.8
|
Awst 2012
|
1.3
|
Medi 2012
|
-3.1
|
Hydref 2012
|
-1.9
|
Tachwedd 2012
|
-2.9
|
Rhagfyr 2012
|
-3.3
|
Ionawr 2013
|
-2.4
|
Chwefror 2013
|
-5.3
|
Mawrth 2013
|
-3.2
|
Ebrill 2013
|
-6.3
|
Mai 2013
|
3.5
|
Mehefin 2013
|
-0.1
|
Gorffennaf 2013
|
2.5
|
Awst 2013
|
1.2
|
Medi 2013
|
2.9
|
Hydref 2013
|
1.4
|
Tachwedd 2013
|
-0.6
|
Rhagfyr 2013
|
-1.4
|
Ionawr 2014
|
2.3
|
Chwefror 2014
|
9.6
|
Mawrth 2014
|
6.6
|
Ebrill 2014
|
6.0
|
Mai 2014
|
1.9
|
Mehefin 2014
|
2.8
|
Gorffennaf 2014
|
4.1
|
Awst 2014
|
-1.9
|
Medi 2014
|
2.6
|
Hydref 2014
|
5.3
|
Tachwedd 2014
|
8.0
|
Rhagfyr 2014
|
8.3
|
Ionawr 2015
|
4.3
|
Chwefror 2015
|
0.4
|
Mawrth 2015
|
2.9
|
Ebrill 2015
|
5.6
|
Mai 2015
|
5.3
|
Mehefin 2015
|
0.1
|
Gorffennaf 2015
|
-4.9
|
Awst 2015
|
0.8
|
Medi 2015
|
-0.3
|
Hydref 2015
|
0.9
|
Tachwedd 2015
|
-1.9
|
Rhagfyr 2015
|
1.7
|
Ionawr 2016
|
1.2
|
Chwefror 2016
|
2.1
|
Mawrth 2016
|
-1.7
|
Ebrill 2016
|
-4.7
|
Mai 2016
|
-5.6
|
Mehefin 2016
|
-2.7
|
Gorffennaf 2016
|
5.7
|
Awst 2016
|
0.9
|
Medi 2016
|
1.7
|
Hydref 2016
|
-0.4
|
Tachwedd 2016
|
2.3
|
Rhagfyr 2016
|
-0.8
|
Ionawr 2017
|
-2.6
|
Chwefror 2017
|
-1.3
|
Mawrth 2017
|
3.5
|
Ebrill 2017
|
4.9
|
Mai 2017
|
7.1
|
Mehefin 2017
|
4.9
|
Gorffennaf 2017
|
1.7
|
Awst 2017
|
6.4
|
Medi 2017
|
6.1
|
Hydref 2017
|
6.7
|
Tachwedd 2017
|
6.0
|
Rhagfyr 2017
|
5.5
|
Ionawr 2018
|
5.4
|
Chwefror 2018
|
5.5
|
Mawrth 2018
|
3.6
|
Ebrill 2018
|
4.3
|
Mai 2018
|
1.8
|
Mehefin 2018
|
2.8
|
Gorffennaf 2018
|
1.5
|
Awst 2018
|
-1.2
|
Medi 2018
|
-0.6
|
Hydref 2018
|
1.6
|
Tachwedd 2018
|
1.2
|
Rhagfyr 2018
|
3.2
|
Ionawr 2019
|
3.7
|
Chwefror 2019
|
3.8
|
Mawrth 2019
|
0.1
|
Ebrill 2019
|
0.7
|
Mai 2019
|
1.3
|
Mehefin 2019
|
3.2
|
Gorffennaf 2019
|
-0.4
|
Awst 2019
|
0.5
|
Medi 2019
|
0.4
|
Hydref 2019
|
0.5
|
Tachwedd 2019
|
1.1
|
Rhagfyr 2019
|
-0.4
|
Ionawr 2020
|
-1.1
|
Chwefror 2020
|
0.6
|
Mawrth 2020
|
1.7
|
Ebrill 2020
|
2.2
|
Mai 2020
|
3.6
|
Mehefin 2020
|
3.4
|
Gorffennaf 2020
|
9.0
|
Awst 2020
|
6.8
|
Medi 2020
|
7.5
|
Hydref 2020
|
5.0
|
Tachwedd 2020
|
6.3
|
Rhagfyr 2020
|
8.0
|
Dyddiad
|
Eiddo presennol
|
Ionawr 2007
|
1.0
|
Chwefror 2007
|
-1.6
|
Mawrth 2007
|
-1.0
|
Ebrill 2007
|
1.2
|
Mai 2007
|
2.1
|
Mehefin 2007
|
-1.1
|
Gorffennaf 2007
|
-2.0
|
Awst 2007
|
2.6
|
Medi 2007
|
2.6
|
Hydref 2007
|
2.5
|
Tachwedd 2007
|
-3.1
|
Rhagfyr 2007
|
-0.3
|
Ionawr 2008
|
3.0
|
Chwefror 2008
|
0.8
|
Mawrth 2008
|
-3.0
|
Ebrill 2008
|
-9.4
|
Mai 2008
|
0.1
|
Mehefin 2008
|
1.2
|
Gorffennaf 2008
|
5.6
|
Awst 2008
|
-0.7
|
Medi 2008
|
1.9
|
Hydref 2008
|
-8.9
|
Tachwedd 2008
|
-3.9
|
Rhagfyr 2008
|
-7.5
|
Ionawr 2009
|
17.4
|
Chwefror 2009
|
-2.5
|
Mawrth 2009
|
0.3
|
Ebrill 2009
|
-9.6
|
Mai 2009
|
3.4
|
Mehefin 2009
|
6.2
|
Gorffennaf 2009
|
-0.3
|
Awst 2009
|
3.0
|
Medi 2009
|
-4.0
|
Hydref 2009
|
3.4
|
Tachwedd 2009
|
-0.4
|
Rhagfyr 2009
|
2.9
|
Ionawr 2010
|
0.3
|
Chwefror 2010
|
-1.3
|
Mawrth 2010
|
-3.4
|
Ebrill 2010
|
0.1
|
Mai 2010
|
3.5
|
Mehefin 2010
|
3.8
|
Gorffennaf 2010
|
3.8
|
Awst 2010
|
-2.4
|
Medi 2010
|
2.9
|
Hydref 2010
|
-2.0
|
Tachwedd 2010
|
0.2
|
Rhagfyr 2010
|
-6.5
|
Ionawr 2011
|
-4.5
|
Chwefror 2011
|
1.2
|
Mawrth 2011
|
4.6
|
Ebrill 2011
|
0.7
|
Mai 2011
|
-2.9
|
Mehefin 2011
|
-2.0
|
Gorffennaf 2011
|
2.4
|
Awst 2011
|
-0.0
|
Medi 2011
|
-1.3
|
Hydref 2011
|
-2.8
|
Tachwedd 2011
|
1.4
|
Rhagfyr 2011
|
0.4
|
Ionawr 2012
|
0.5
|
Chwefror 2012
|
-2.1
|
Mawrth 2012
|
-0.1
|
Ebrill 2012
|
1.4
|
Mai 2012
|
-4.5
|
Mehefin 2012
|
5.7
|
Gorffennaf 2012
|
-1.0
|
Awst 2012
|
4.2
|
Medi 2012
|
-5.6
|
Hydref 2012
|
-1.7
|
Tachwedd 2012
|
0.3
|
Rhagfyr 2012
|
0.0
|
Ionawr 2013
|
1.4
|
Chwefror 2013
|
-4.9
|
Mawrth 2013
|
2.2
|
Ebrill 2013
|
-1.9
|
Mai 2013
|
5.5
|
Mehefin 2013
|
2.1
|
Gorffennaf 2013
|
1.5
|
Awst 2013
|
2.9
|
Medi 2013
|
-4.0
|
Hydref 2013
|
-3.2
|
Tachwedd 2013
|
-1.6
|
Rhagfyr 2013
|
-0.9
|
Ionawr 2014
|
5.3
|
Chwefror 2014
|
1.8
|
Mawrth 2014
|
-0.6
|
Ebrill 2014
|
-2.5
|
Mai 2014
|
1.4
|
Mehefin 2014
|
3.0
|
Gorffennaf 2014
|
2.8
|
Awst 2014
|
-3.0
|
Medi 2014
|
0.4
|
Hydref 2014
|
-0.6
|
Tachwedd 2014
|
0.9
|
Rhagfyr 2014
|
-0.6
|
Ionawr 2015
|
1.4
|
Chwefror 2015
|
-2.1
|
Mawrth 2015
|
1.9
|
Ebrill 2015
|
0.1
|
Mai 2015
|
1.1
|
Mehefin 2015
|
-2.1
|
Gorffennaf 2015
|
-2.2
|
Awst 2015
|
2.7
|
Medi 2015
|
-0.6
|
Hydref 2015
|
0.6
|
Tachwedd 2015
|
-1.9
|
Rhagfyr 2015
|
3.1
|
Ionawr 2016
|
0.9
|
Chwefror 2016
|
-1.2
|
Mawrth 2016
|
-1.9
|
Ebrill 2016
|
-3.0
|
Mai 2016
|
0.2
|
Mehefin 2016
|
0.9
|
Gorffennaf 2016
|
6.1
|
Awst 2016
|
-2.0
|
Medi 2016
|
0.2
|
Hydref 2016
|
-1.5
|
Tachwedd 2016
|
0.8
|
Rhagfyr 2016
|
-0.1
|
Ionawr 2017
|
-0.9
|
Chwefror 2017
|
0.1
|
Mawrth 2017
|
2.8
|
Ebrill 2017
|
-0.8
|
Mai 2017
|
1.6
|
Mehefin 2017
|
-1.4
|
Gorffennaf 2017
|
2.9
|
Awst 2017
|
2.5
|
Medi 2017
|
-0.0
|
Hydref 2017
|
-1.0
|
Tachwedd 2017
|
0.1
|
Rhagfyr 2017
|
-0.5
|
Ionawr 2018
|
-1.0
|
Chwefror 2018
|
0.2
|
Mawrth 2018
|
1.0
|
Ebrill 2018
|
-0.1
|
Mai 2018
|
-0.9
|
Mehefin 2018
|
-0.3
|
Gorffennaf 2018
|
1.5
|
Awst 2018
|
-0.2
|
Medi 2018
|
0.6
|
Hydref 2018
|
1.2
|
Tachwedd 2018
|
-0.3
|
Rhagfyr 2018
|
1.5
|
Ionawr 2019
|
-0.6
|
Chwefror 2019
|
0.3
|
Mawrth 2019
|
-2.5
|
Ebrill 2019
|
0.4
|
Mai 2019
|
-0.2
|
Mehefin 2019
|
1.6
|
Gorffennaf 2019
|
-2.1
|
Awst 2019
|
0.8
|
Medi 2019
|
0.5
|
Hydref 2019
|
1.2
|
Tachwedd 2019
|
0.3
|
Rhagfyr 2019
|
-0.1
|
Ionawr 2020
|
-1.2
|
Chwefror 2020
|
2.0
|
Mawrth 2020
|
-1.5
|
Ebrill 2020
|
1.0
|
Mai 2020
|
1.0
|
Mehefin 2020
|
1.4
|
Gorffennaf 2020
|
3.2
|
Awst 2020
|
-1.2
|
Medi 2020
|
1.2
|
Hydref 2020
|
-1.1
|
Tachwedd 2020
|
1.6
|
Rhagfyr 2020
|
1.5
|
Dyddiad
|
Eiddo presennol
|
Ionawr 2007
|
104.0
|
Chwefror 2007
|
102.3
|
Mawrth 2007
|
101.3
|
Ebrill 2007
|
102.4
|
Mai 2007
|
104.6
|
Mehefin 2007
|
103.4
|
Gorffennaf 2007
|
101.3
|
Awst 2007
|
103.9
|
Medi 2007
|
106.6
|
Hydref 2007
|
109.2
|
Tachwedd 2007
|
105.9
|
Rhagfyr 2007
|
105.5
|
Ionawr 2008
|
108.7
|
Chwefror 2008
|
109.6
|
Mawrth 2008
|
106.4
|
Ebrill 2008
|
96.3
|
Mai 2008
|
96.4
|
Mehefin 2008
|
97.6
|
Gorffennaf 2008
|
103.0
|
Awst 2008
|
102.3
|
Medi 2008
|
104.2
|
Hydref 2008
|
94.9
|
Tachwedd 2008
|
91.2
|
Rhagfyr 2008
|
84.3
|
Ionawr 2009
|
99.0
|
Chwefror 2009
|
96.5
|
Mawrth 2009
|
96.8
|
Ebrill 2009
|
87.5
|
Mai 2009
|
90.5
|
Mehefin 2009
|
96.1
|
Gorffennaf 2009
|
95.8
|
Awst 2009
|
98.7
|
Medi 2009
|
94.7
|
Hydref 2009
|
97.8
|
Tachwedd 2009
|
97.4
|
Rhagfyr 2009
|
100.2
|
Ionawr 2010
|
100.5
|
Chwefror 2010
|
99.2
|
Mawrth 2010
|
95.9
|
Ebrill 2010
|
96.0
|
Mai 2010
|
99.4
|
Mehefin 2010
|
103.2
|
Gorffennaf 2010
|
107.1
|
Awst 2010
|
104.5
|
Medi 2010
|
107.5
|
Hydref 2010
|
105.3
|
Tachwedd 2010
|
105.6
|
Rhagfyr 2010
|
98.7
|
Ionawr 2011
|
94.3
|
Chwefror 2011
|
95.4
|
Mawrth 2011
|
99.7
|
Ebrill 2011
|
100.4
|
Mai 2011
|
97.5
|
Mehefin 2011
|
95.6
|
Gorffennaf 2011
|
97.9
|
Awst 2011
|
97.9
|
Medi 2011
|
96.6
|
Hydref 2011
|
93.9
|
Tachwedd 2011
|
95.2
|
Rhagfyr 2011
|
95.5
|
Ionawr 2012
|
96.0
|
Chwefror 2012
|
94.0
|
Mawrth 2012
|
94.0
|
Ebrill 2012
|
95.2
|
Mai 2012
|
91.0
|
Mehefin 2012
|
96.2
|
Gorffennaf 2012
|
95.2
|
Awst 2012
|
99.2
|
Medi 2012
|
93.7
|
Hydref 2012
|
92.1
|
Tachwedd 2012
|
92.4
|
Rhagfyr 2012
|
92.4
|
Ionawr 2013
|
93.7
|
Chwefror 2013
|
89.0
|
Mawrth 2013
|
91.0
|
Ebrill 2013
|
89.2
|
Mai 2013
|
94.1
|
Mehefin 2013
|
96.1
|
Gorffennaf 2013
|
97.6
|
Awst 2013
|
100.4
|
Medi 2013
|
96.4
|
Hydref 2013
|
93.4
|
Tachwedd 2013
|
91.9
|
Rhagfyr 2013
|
91.1
|
Ionawr 2014
|
95.8
|
Chwefror 2014
|
97.6
|
Mawrth 2014
|
97.0
|
Ebrill 2014
|
94.6
|
Mai 2014
|
95.9
|
Mehefin 2014
|
98.8
|
Gorffennaf 2014
|
101.6
|
Awst 2014
|
98.5
|
Medi 2014
|
98.9
|
Hydref 2014
|
98.3
|
Tachwedd 2014
|
99.2
|
Rhagfyr 2014
|
98.6
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
97.9
|
Mawrth 2015
|
99.8
|
Ebrill 2015
|
99.9
|
Mai 2015
|
101.0
|
Mehefin 2015
|
98.8
|
Gorffennaf 2015
|
96.6
|
Awst 2015
|
99.2
|
Medi 2015
|
98.6
|
Hydref 2015
|
99.2
|
Tachwedd 2015
|
97.3
|
Rhagfyr 2015
|
100.3
|
Ionawr 2016
|
101.2
|
Chwefror 2016
|
100.0
|
Mawrth 2016
|
98.1
|
Ebrill 2016
|
95.2
|
Mai 2016
|
95.3
|
Mehefin 2016
|
96.2
|
Gorffennaf 2016
|
102.1
|
Awst 2016
|
100.1
|
Medi 2016
|
100.3
|
Hydref 2016
|
98.8
|
Tachwedd 2016
|
99.6
|
Rhagfyr 2016
|
99.5
|
Ionawr 2017
|
98.6
|
Chwefror 2017
|
98.7
|
Mawrth 2017
|
101.5
|
Ebrill 2017
|
100.7
|
Mai 2017
|
102.3
|
Mehefin 2017
|
100.9
|
Gorffennaf 2017
|
103.8
|
Awst 2017
|
106.5
|
Medi 2017
|
106.5
|
Hydref 2017
|
105.4
|
Tachwedd 2017
|
105.5
|
Rhagfyr 2017
|
105.0
|
Ionawr 2018
|
103.9
|
Chwefror 2018
|
104.1
|
Mawrth 2018
|
105.2
|
Ebrill 2018
|
105.1
|
Mai 2018
|
104.1
|
Mehefin 2018
|
103.8
|
Gorffennaf 2018
|
105.4
|
Awst 2018
|
105.2
|
Medi 2018
|
105.8
|
Hydref 2018
|
107.1
|
Tachwedd 2018
|
106.8
|
Rhagfyr 2018
|
108.4
|
Ionawr 2019
|
107.8
|
Chwefror 2019
|
108.1
|
Mawrth 2019
|
105.3
|
Ebrill 2019
|
105.8
|
Mai 2019
|
105.5
|
Mehefin 2019
|
107.1
|
Gorffennaf 2019
|
104.9
|
Awst 2019
|
105.8
|
Medi 2019
|
106.3
|
Hydref 2019
|
107.6
|
Tachwedd 2019
|
108.0
|
Rhagfyr 2019
|
107.9
|
Ionawr 2020
|
106.6
|
Chwefror 2020
|
108.7
|
Mawrth 2020
|
107.1
|
Ebrill 2020
|
108.1
|
Mai 2020
|
109.3
|
Mehefin 2020
|
110.8
|
Gorffennaf 2020
|
114.3
|
Awst 2020
|
113.0
|
Medi 2020
|
114.3
|
Hydref 2020
|
113.0
|
Tachwedd 2020
|
114.8
|
Rhagfyr 2020
|
116.5
|