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
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 2008
|
175565.0
|
150959.0
|
164580.0
|
Chwefror 2008
|
174660.0
|
149627.0
|
162953.0
|
Mawrth 2008
|
173965.0
|
149155.0
|
160801.0
|
Ebrill 2008
|
173450.0
|
149733.0
|
160963.0
|
Mai 2008
|
175160.0
|
150198.0
|
162696.0
|
Mehefin 2008
|
172913.0
|
148590.0
|
159875.0
|
Gorffennaf 2008
|
170845.0
|
146400.0
|
158188.0
|
Awst 2008
|
167166.0
|
143180.0
|
154671.0
|
Medi 2008
|
162201.0
|
139195.0
|
150878.0
|
Hydref 2008
|
159515.0
|
136263.0
|
147979.0
|
Tachwedd 2008
|
155709.0
|
132512.0
|
143378.0
|
Rhagfyr 2008
|
152977.0
|
131693.0
|
140291.0
|
Ionawr 2009
|
148741.0
|
126924.0
|
137752.0
|
Chwefror 2009
|
147888.0
|
125694.0
|
136740.0
|
Mawrth 2009
|
146108.0
|
125065.0
|
136442.0
|
Ebrill 2009
|
148495.0
|
126884.0
|
136051.0
|
Mai 2009
|
150402.0
|
128432.0
|
138356.0
|
Mehefin 2009
|
151480.0
|
130003.0
|
139122.0
|
Gorffennaf 2009
|
154547.0
|
132514.0
|
140355.0
|
Awst 2009
|
156307.0
|
133758.0
|
141096.0
|
Medi 2009
|
156912.0
|
134809.0
|
143313.0
|
Hydref 2009
|
158867.0
|
135658.0
|
142741.0
|
Tachwedd 2009
|
158605.0
|
136505.0
|
142999.0
|
Rhagfyr 2009
|
160655.0
|
138433.0
|
144066.0
|
Ionawr 2010
|
159457.0
|
136261.0
|
142338.0
|
Chwefror 2010
|
160617.0
|
136752.0
|
142407.0
|
Mawrth 2010
|
159678.0
|
136425.0
|
144189.0
|
Ebrill 2010
|
162470.0
|
138535.0
|
145456.0
|
Mai 2010
|
162702.0
|
139143.0
|
146061.0
|
Mehefin 2010
|
163595.0
|
140462.0
|
146799.0
|
Gorffennaf 2010
|
165086.0
|
141211.0
|
147180.0
|
Awst 2010
|
166058.0
|
140523.0
|
146679.0
|
Medi 2010
|
164443.0
|
140678.0
|
146900.0
|
Hydref 2010
|
163224.0
|
138675.0
|
145117.0
|
Tachwedd 2010
|
161335.0
|
136245.0
|
143631.0
|
Rhagfyr 2010
|
160988.0
|
136909.0
|
143845.0
|
Ionawr 2011
|
158765.0
|
134970.0
|
143346.0
|
Chwefror 2011
|
157919.0
|
134337.0
|
142769.0
|
Mawrth 2011
|
156617.0
|
133724.0
|
142713.0
|
Ebrill 2011
|
159154.0
|
136375.0
|
145543.0
|
Mai 2011
|
159241.0
|
135373.0
|
145040.0
|
Mehefin 2011
|
159732.0
|
136039.0
|
145077.0
|
Gorffennaf 2011
|
160876.0
|
137528.0
|
147675.0
|
Awst 2011
|
162048.0
|
137455.0
|
145046.0
|
Medi 2011
|
160864.0
|
137333.0
|
145316.0
|
Hydref 2011
|
159782.0
|
135106.0
|
143274.0
|
Tachwedd 2011
|
159722.0
|
134893.0
|
144974.0
|
Rhagfyr 2011
|
159321.0
|
135042.0
|
144095.0
|
Ionawr 2012
|
158399.0
|
133953.0
|
142151.0
|
Chwefror 2012
|
157793.0
|
134143.0
|
141034.0
|
Mawrth 2012
|
158344.0
|
135297.0
|
142999.0
|
Ebrill 2012
|
159306.0
|
135656.0
|
145481.0
|
Mai 2012
|
159939.0
|
136422.0
|
146107.0
|
Mehefin 2012
|
161026.0
|
139132.0
|
147312.0
|
Gorffennaf 2012
|
161716.0
|
138737.0
|
147598.0
|
Awst 2012
|
162361.0
|
139531.0
|
146690.0
|
Medi 2012
|
161318.0
|
138796.0
|
146935.0
|
Hydref 2012
|
160378.0
|
137277.0
|
146820.0
|
Tachwedd 2012
|
160799.0
|
137882.0
|
145538.0
|
Rhagfyr 2012
|
159967.0
|
137659.0
|
146086.0
|
Ionawr 2013
|
159796.0
|
135862.0
|
145176.0
|
Chwefror 2013
|
159123.0
|
136339.0
|
145327.0
|
Mawrth 2013
|
159789.0
|
136899.0
|
146369.0
|
Ebrill 2013
|
161107.0
|
138400.0
|
148799.0
|
Mai 2013
|
162195.0
|
139303.0
|
149967.0
|
Mehefin 2013
|
163344.0
|
141073.0
|
150741.0
|
Gorffennaf 2013
|
164829.0
|
142178.0
|
153218.0
|
Awst 2013
|
166652.0
|
143387.0
|
153718.0
|
Medi 2013
|
165787.0
|
143200.0
|
154614.0
|
Hydref 2013
|
165631.0
|
141771.0
|
154123.0
|
Tachwedd 2013
|
166891.0
|
142982.0
|
155243.0
|
Rhagfyr 2013
|
168160.0
|
144659.0
|
158479.0
|
Ionawr 2014
|
167392.0
|
144370.0
|
159722.0
|
Chwefror 2014
|
168438.0
|
145024.0
|
160105.0
|
Mawrth 2014
|
169111.0
|
145778.0
|
161382.0
|
Ebrill 2014
|
172427.0
|
149407.0
|
164991.0
|
Mai 2014
|
174092.0
|
151064.0
|
167752.0
|
Mehefin 2014
|
175845.0
|
152236.0
|
169426.0
|
Gorffennaf 2014
|
177787.0
|
154639.0
|
171422.0
|
Awst 2014
|
179963.0
|
156321.0
|
173448.0
|
Medi 2014
|
179689.0
|
156380.0
|
174245.0
|
Hydref 2014
|
179798.0
|
155607.0
|
173923.0
|
Tachwedd 2014
|
179485.0
|
154937.0
|
173004.0
|
Rhagfyr 2014
|
179502.0
|
155463.0
|
174054.0
|
Ionawr 2015
|
178781.0
|
154466.0
|
172120.0
|
Chwefror 2015
|
178681.0
|
154721.0
|
172211.0
|
Mawrth 2015
|
179440.0
|
154398.0
|
172814.0
|
Ebrill 2015
|
181200.0
|
157103.0
|
173968.0
|
Mai 2015
|
183485.0
|
158540.0
|
176820.0
|
Mehefin 2015
|
185011.0
|
160538.0
|
176467.0
|
Gorffennaf 2015
|
187831.0
|
162773.0
|
180567.0
|
Awst 2015
|
189427.0
|
164257.0
|
181747.0
|
Medi 2015
|
189114.0
|
164097.0
|
182638.0
|
Hydref 2015
|
190131.0
|
164702.0
|
182108.0
|
Tachwedd 2015
|
191457.0
|
165658.0
|
184151.0
|
Rhagfyr 2015
|
191954.0
|
166244.0
|
184535.0
|
Ionawr 2016
|
193058.0
|
166316.0
|
186070.0
|
Chwefror 2016
|
191992.0
|
166710.0
|
186328.0
|
Mawrth 2016
|
192668.0
|
167748.0
|
189784.0
|
Ebrill 2016
|
195838.0
|
170071.0
|
187786.0
|
Mai 2016
|
197445.0
|
172087.0
|
192744.0
|
Mehefin 2016
|
199148.0
|
173343.0
|
192478.0
|
Gorffennaf 2016
|
201502.0
|
175506.0
|
194913.0
|
Awst 2016
|
201565.0
|
175221.0
|
194503.0
|
Medi 2016
|
201442.0
|
174173.0
|
194350.0
|
Hydref 2016
|
200703.0
|
172619.0
|
194540.0
|
Tachwedd 2016
|
201403.0
|
173104.0
|
195545.0
|
Rhagfyr 2016
|
201622.0
|
174168.0
|
195784.0
|
Ionawr 2017
|
201371.0
|
173379.0
|
196013.0
|
Chwefror 2017
|
201056.0
|
173744.0
|
198126.0
|
Mawrth 2017
|
201311.0
|
173148.0
|
196252.0
|
Ebrill 2017
|
204170.0
|
176204.0
|
199988.0
|
Mai 2017
|
206214.0
|
177040.0
|
202657.0
|
Mehefin 2017
|
207393.0
|
179414.0
|
203274.0
|
Gorffennaf 2017
|
210202.0
|
181323.0
|
206314.0
|
Awst 2017
|
211006.0
|
183039.0
|
206014.0
|
Medi 2017
|
210544.0
|
181852.0
|
203916.0
|
Hydref 2017
|
211681.0
|
181620.0
|
203418.0
|
Tachwedd 2017
|
210962.0
|
181145.0
|
203535.0
|
Rhagfyr 2017
|
212011.0
|
182532.0
|
203174.0
|
Ionawr 2018
|
211153.0
|
180114.0
|
204664.0
|
Chwefror 2018
|
211191.0
|
180931.0
|
204539.0
|
Mawrth 2018
|
210734.0
|
180601.0
|
201236.0
|
Ebrill 2018
|
212988.0
|
182903.0
|
203360.0
|
Mai 2018
|
213842.0
|
183523.0
|
204081.0
|
Mehefin 2018
|
215937.0
|
184302.0
|
205940.0
|
Gorffennaf 2018
|
217959.0
|
186849.0
|
207383.0
|
Awst 2018
|
218970.0
|
187871.0
|
207243.0
|
Medi 2018
|
218879.0
|
187079.0
|
206000.0
|
Hydref 2018
|
218698.0
|
186499.0
|
205987.0
|
Tachwedd 2018
|
217983.0
|
186139.0
|
204365.0
|
Rhagfyr 2018
|
217796.0
|
185429.0
|
205194.0
|
Ionawr 2019
|
216342.0
|
183361.0
|
202876.0
|
Chwefror 2019
|
215763.0
|
183453.0
|
202169.0
|
Mawrth 2019
|
215930.0
|
183158.0
|
201004.0
|
Ebrill 2019
|
217063.0
|
185385.0
|
202435.0
|
Mai 2019
|
217808.0
|
186135.0
|
201761.0
|
Mehefin 2019
|
218676.0
|
186272.0
|
204271.0
|
Gorffennaf 2019
|
220307.0
|
188616.0
|
206741.0
|
Awst 2019
|
221347.0
|
190139.0
|
204645.0
|
Medi 2019
|
220738.0
|
189845.0
|
207337.0
|
Hydref 2019
|
222425.0
|
188568.0
|
204632.0
|
Tachwedd 2019
|
221613.0
|
188208.0
|
202398.0
|
Rhagfyr 2019
|
220545.0
|
188460.0
|
203611.0
|
Ionawr 2020
|
221106.0
|
187760.0
|
203628.0
|
Chwefror 2020
|
219734.0
|
187607.0
|
200659.0
|
Mawrth 2020
|
221427.0
|
188734.0
|
204144.0
|
Ebrill 2020
|
219183.0
|
187217.0
|
199179.0
|
Mai 2020
|
221063.0
|
187513.0
|
202515.0
|
Mehefin 2020
|
224209.0
|
191724.0
|
204095.0
|
Gorffennaf 2020
|
225782.0
|
192521.0
|
206198.0
|
Awst 2020
|
228834.0
|
194722.0
|
205788.0
|
Medi 2020
|
230230.0
|
196787.0
|
208846.0
|
Hydref 2020
|
232383.0
|
198997.0
|
208547.0
|
Tachwedd 2020
|
234462.0
|
201321.0
|
211188.0
|
Rhagfyr 2020
|
236485.0
|
203387.0
|
211424.0
|
Ionawr 2021
|
236732.0
|
203411.0
|
216229.0
|
Chwefror 2021
|
237298.0
|
204852.0
|
215927.0
|
Mawrth 2021
|
239969.0
|
208133.0
|
221233.0
|
Ebrill 2021
|
236741.0
|
204811.0
|
215455.0
|
Mai 2021
|
238530.0
|
206191.0
|
216515.0
|
Mehefin 2021
|
250412.0
|
220134.0
|
227308.0
|
Gorffennaf 2021
|
239870.0
|
205665.0
|
218865.0
|
Awst 2021
|
247443.0
|
212459.0
|
222425.0
|
Medi 2021
|
254605.0
|
221082.0
|
227376.0
|
Hydref 2021
|
247934.0
|
211519.0
|
220903.0
|
Tachwedd 2021
|
253491.0
|
216126.0
|
225499.0
|
Rhagfyr 2021
|
254242.0
|
219398.0
|
225206.0
|
Ionawr 2022
|
258716.0
|
221033.0
|
227193.0
|
Chwefror 2022
|
258894.0
|
221148.0
|
228082.0
|
Mawrth 2022
|
260425.0
|
222264.0
|
226393.0
|
Ebrill 2022
|
262666.0
|
226075.0
|
229039.0
|
Mai 2022
|
266942.0
|
228590.0
|
230699.0
|
Mehefin 2022
|
269222.0
|
231712.0
|
234811.0
|
Gorffennaf 2022
|
275430.0
|
236763.0
|
237039.0
|
Awst 2022
|
277567.0
|
238945.0
|
237645.0
|
Medi 2022
|
278609.0
|
239777.0
|
237417.0
|
Dyddiad
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 2008
|
3.6
|
4.7
|
9.2
|
Chwefror 2008
|
2.9
|
3.9
|
6.7
|
Mawrth 2008
|
1.8
|
2.1
|
5.2
|
Ebrill 2008
|
-0.3
|
0.3
|
2.9
|
Mai 2008
|
-0.2
|
-0.2
|
1.7
|
Mehefin 2008
|
-2.4
|
-2.5
|
-0.9
|
Gorffennaf 2008
|
-4.7
|
-4.9
|
-2.7
|
Awst 2008
|
-7.3
|
-7.7
|
-5.0
|
Medi 2008
|
-10.0
|
-10.0
|
-8.1
|
Hydref 2008
|
-11.2
|
-11.8
|
-9.7
|
Tachwedd 2008
|
-13.5
|
-13.8
|
-12.5
|
Rhagfyr 2008
|
-14.7
|
-14.5
|
-14.7
|
Ionawr 2009
|
-15.3
|
-15.9
|
-16.3
|
Chwefror 2009
|
-15.3
|
-16.0
|
-16.1
|
Mawrth 2009
|
-16.0
|
-16.2
|
-15.2
|
Ebrill 2009
|
-14.4
|
-15.3
|
-15.5
|
Mai 2009
|
-14.1
|
-14.5
|
-15.0
|
Mehefin 2009
|
-12.4
|
-12.5
|
-13.0
|
Gorffennaf 2009
|
-9.5
|
-9.5
|
-11.3
|
Awst 2009
|
-6.5
|
-6.6
|
-8.8
|
Medi 2009
|
-3.3
|
-3.2
|
-5.0
|
Hydref 2009
|
-0.4
|
-0.4
|
-3.5
|
Tachwedd 2009
|
1.9
|
3.0
|
-0.3
|
Rhagfyr 2009
|
5.0
|
5.1
|
2.7
|
Ionawr 2010
|
7.2
|
7.4
|
3.3
|
Chwefror 2010
|
8.6
|
8.8
|
4.1
|
Mawrth 2010
|
9.3
|
9.1
|
5.7
|
Ebrill 2010
|
9.4
|
9.2
|
6.9
|
Mai 2010
|
8.2
|
8.3
|
5.6
|
Mehefin 2010
|
8.0
|
8.0
|
5.5
|
Gorffennaf 2010
|
6.8
|
6.6
|
4.9
|
Awst 2010
|
6.2
|
5.1
|
4.0
|
Medi 2010
|
4.8
|
4.4
|
2.5
|
Hydref 2010
|
2.7
|
2.2
|
1.7
|
Tachwedd 2010
|
1.7
|
-0.2
|
0.4
|
Rhagfyr 2010
|
0.2
|
-1.1
|
-0.2
|
Ionawr 2011
|
-0.4
|
-1.0
|
0.7
|
Chwefror 2011
|
-1.7
|
-1.8
|
0.2
|
Mawrth 2011
|
-1.9
|
-2.0
|
-1.0
|
Ebrill 2011
|
-2.0
|
-1.6
|
0.1
|
Mai 2011
|
-2.1
|
-2.7
|
-0.7
|
Mehefin 2011
|
-2.4
|
-3.2
|
-1.2
|
Gorffennaf 2011
|
-2.6
|
-2.6
|
0.3
|
Awst 2011
|
-2.4
|
-2.2
|
-1.1
|
Medi 2011
|
-2.2
|
-2.4
|
-1.1
|
Hydref 2011
|
-2.1
|
-2.6
|
-1.3
|
Tachwedd 2011
|
-1.0
|
-1.0
|
0.9
|
Rhagfyr 2011
|
-1.0
|
-1.4
|
0.2
|
Ionawr 2012
|
-0.2
|
-0.8
|
-0.8
|
Chwefror 2012
|
-0.1
|
-0.1
|
-1.2
|
Mawrth 2012
|
1.1
|
1.2
|
0.2
|
Ebrill 2012
|
0.1
|
-0.5
|
-0.0
|
Mai 2012
|
0.4
|
0.8
|
0.7
|
Mehefin 2012
|
0.8
|
2.3
|
1.5
|
Gorffennaf 2012
|
0.5
|
0.9
|
-0.1
|
Awst 2012
|
0.2
|
1.5
|
1.1
|
Medi 2012
|
0.3
|
1.1
|
1.1
|
Hydref 2012
|
0.4
|
1.6
|
2.5
|
Tachwedd 2012
|
0.7
|
2.2
|
0.4
|
Rhagfyr 2012
|
0.4
|
1.9
|
1.4
|
Ionawr 2013
|
0.9
|
1.4
|
2.1
|
Chwefror 2013
|
0.8
|
1.6
|
3.0
|
Mawrth 2013
|
0.9
|
1.2
|
2.4
|
Ebrill 2013
|
1.1
|
2.0
|
2.3
|
Mai 2013
|
1.4
|
2.1
|
2.6
|
Mehefin 2013
|
1.4
|
1.4
|
2.3
|
Gorffennaf 2013
|
1.9
|
2.5
|
3.8
|
Awst 2013
|
2.6
|
2.8
|
4.8
|
Medi 2013
|
2.8
|
3.2
|
5.2
|
Hydref 2013
|
3.3
|
3.3
|
5.0
|
Tachwedd 2013
|
3.8
|
3.7
|
6.7
|
Rhagfyr 2013
|
5.1
|
5.1
|
8.5
|
Ionawr 2014
|
4.8
|
6.3
|
10.0
|
Chwefror 2014
|
5.8
|
6.4
|
10.2
|
Mawrth 2014
|
5.8
|
6.5
|
10.3
|
Ebrill 2014
|
7.0
|
8.0
|
10.9
|
Mai 2014
|
7.3
|
8.4
|
11.9
|
Mehefin 2014
|
7.6
|
7.9
|
12.4
|
Gorffennaf 2014
|
7.9
|
8.8
|
11.9
|
Awst 2014
|
8.0
|
9.0
|
12.8
|
Medi 2014
|
8.4
|
9.2
|
12.7
|
Hydref 2014
|
8.6
|
9.8
|
12.8
|
Tachwedd 2014
|
7.6
|
8.4
|
11.4
|
Rhagfyr 2014
|
6.8
|
7.5
|
9.8
|
Ionawr 2015
|
6.8
|
7.0
|
7.8
|
Chwefror 2015
|
6.1
|
6.7
|
7.6
|
Mawrth 2015
|
6.1
|
5.9
|
7.1
|
Ebrill 2015
|
5.1
|
5.2
|
5.4
|
Mai 2015
|
5.4
|
5.0
|
5.4
|
Mehefin 2015
|
5.2
|
5.4
|
4.2
|
Gorffennaf 2015
|
5.6
|
5.3
|
5.3
|
Awst 2015
|
5.3
|
5.1
|
4.8
|
Medi 2015
|
5.2
|
4.9
|
4.8
|
Hydref 2015
|
5.8
|
5.8
|
4.7
|
Tachwedd 2015
|
6.7
|
6.9
|
6.4
|
Rhagfyr 2015
|
6.9
|
6.9
|
6.0
|
Ionawr 2016
|
8.0
|
7.7
|
8.1
|
Chwefror 2016
|
7.4
|
7.8
|
8.2
|
Mawrth 2016
|
7.4
|
8.6
|
9.8
|
Ebrill 2016
|
8.1
|
8.2
|
7.9
|
Mai 2016
|
7.6
|
8.5
|
9.0
|
Mehefin 2016
|
7.6
|
8.0
|
9.1
|
Gorffennaf 2016
|
7.3
|
7.8
|
7.9
|
Awst 2016
|
6.4
|
6.7
|
7.0
|
Medi 2016
|
6.5
|
6.1
|
6.4
|
Hydref 2016
|
5.6
|
4.8
|
6.8
|
Tachwedd 2016
|
5.2
|
4.5
|
6.2
|
Rhagfyr 2016
|
5.0
|
4.8
|
6.1
|
Ionawr 2017
|
4.3
|
4.2
|
5.3
|
Chwefror 2017
|
4.7
|
4.2
|
6.3
|
Mawrth 2017
|
4.5
|
3.2
|
3.4
|
Ebrill 2017
|
4.2
|
3.6
|
6.5
|
Mai 2017
|
4.4
|
2.9
|
5.1
|
Mehefin 2017
|
4.1
|
3.5
|
5.6
|
Gorffennaf 2017
|
4.3
|
3.3
|
5.8
|
Awst 2017
|
4.7
|
4.5
|
5.9
|
Medi 2017
|
4.5
|
4.4
|
4.9
|
Hydref 2017
|
5.5
|
5.2
|
4.6
|
Tachwedd 2017
|
4.8
|
4.6
|
4.1
|
Rhagfyr 2017
|
5.2
|
4.8
|
3.8
|
Ionawr 2018
|
4.9
|
4.2
|
3.8
|
Chwefror 2018
|
5.0
|
4.5
|
2.6
|
Mawrth 2018
|
4.7
|
4.6
|
1.9
|
Ebrill 2018
|
4.3
|
4.1
|
1.1
|
Mai 2018
|
3.7
|
4.0
|
0.1
|
Mehefin 2018
|
4.1
|
3.0
|
0.7
|
Gorffennaf 2018
|
3.7
|
3.4
|
-0.1
|
Awst 2018
|
3.8
|
3.0
|
-0.0
|
Medi 2018
|
4.0
|
3.2
|
0.4
|
Hydref 2018
|
3.3
|
3.0
|
0.6
|
Tachwedd 2018
|
3.3
|
3.1
|
-0.2
|
Rhagfyr 2018
|
2.7
|
1.9
|
0.4
|
Ionawr 2019
|
2.5
|
1.8
|
-0.9
|
Chwefror 2019
|
2.2
|
1.4
|
-1.2
|
Mawrth 2019
|
2.5
|
1.4
|
-0.1
|
Ebrill 2019
|
1.9
|
1.4
|
-0.4
|
Mai 2019
|
1.8
|
1.4
|
-1.1
|
Mehefin 2019
|
1.3
|
1.1
|
-0.8
|
Gorffennaf 2019
|
1.1
|
1.0
|
-0.3
|
Awst 2019
|
1.1
|
1.2
|
-1.2
|
Medi 2019
|
0.8
|
1.5
|
0.6
|
Hydref 2019
|
1.7
|
1.1
|
-0.7
|
Tachwedd 2019
|
1.7
|
1.1
|
-1.0
|
Rhagfyr 2019
|
1.3
|
1.6
|
-0.8
|
Ionawr 2020
|
2.2
|
2.4
|
0.4
|
Chwefror 2020
|
1.8
|
2.3
|
-0.8
|
Mawrth 2020
|
2.6
|
3.0
|
1.6
|
Ebrill 2020
|
1.0
|
1.0
|
-1.6
|
Mai 2020
|
1.5
|
0.7
|
0.4
|
Mehefin 2020
|
2.5
|
2.9
|
-0.1
|
Gorffennaf 2020
|
2.5
|
2.1
|
-0.3
|
Awst 2020
|
3.4
|
2.4
|
0.6
|
Medi 2020
|
4.3
|
3.7
|
0.7
|
Hydref 2020
|
4.5
|
5.5
|
1.9
|
Tachwedd 2020
|
5.8
|
7.0
|
4.3
|
Rhagfyr 2020
|
7.2
|
7.9
|
3.8
|
Ionawr 2021
|
7.1
|
8.3
|
6.2
|
Chwefror 2021
|
8.0
|
9.2
|
7.6
|
Mawrth 2021
|
8.4
|
10.3
|
8.4
|
Ebrill 2021
|
8.0
|
9.4
|
8.2
|
Mai 2021
|
7.9
|
10.0
|
6.9
|
Mehefin 2021
|
11.7
|
14.8
|
11.4
|
Gorffennaf 2021
|
6.2
|
6.8
|
6.1
|
Awst 2021
|
8.1
|
9.1
|
8.1
|
Medi 2021
|
10.6
|
12.3
|
8.9
|
Hydref 2021
|
6.7
|
6.3
|
5.9
|
Tachwedd 2021
|
8.1
|
7.3
|
6.8
|
Rhagfyr 2021
|
7.5
|
7.9
|
6.5
|
Ionawr 2022
|
9.3
|
8.7
|
5.1
|
Chwefror 2022
|
9.1
|
8.0
|
5.6
|
Mawrth 2022
|
8.5
|
6.8
|
2.3
|
Ebrill 2022
|
11.0
|
10.4
|
6.3
|
Mai 2022
|
11.9
|
10.9
|
6.6
|
Mehefin 2022
|
7.5
|
5.3
|
3.3
|
Gorffennaf 2022
|
14.8
|
15.1
|
8.3
|
Awst 2022
|
12.2
|
12.5
|
6.8
|
Medi 2022
|
9.4
|
8.5
|
4.4
|
Dyddiad
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 2008
|
-2.1
|
-2.0
|
0.1
|
Chwefror 2008
|
-0.5
|
-0.9
|
-1.0
|
Mawrth 2008
|
-0.4
|
-0.3
|
-1.3
|
Ebrill 2008
|
-0.3
|
0.4
|
0.1
|
Mai 2008
|
1.0
|
0.3
|
1.1
|
Mehefin 2008
|
-1.3
|
-1.1
|
-1.7
|
Gorffennaf 2008
|
-1.2
|
-1.5
|
-1.0
|
Awst 2008
|
-2.2
|
-2.2
|
-2.2
|
Medi 2008
|
-3.0
|
-2.8
|
-2.4
|
Hydref 2008
|
-1.7
|
-2.1
|
-1.9
|
Tachwedd 2008
|
-2.4
|
-2.8
|
-3.1
|
Rhagfyr 2008
|
-1.8
|
-0.6
|
-2.2
|
Ionawr 2009
|
-2.8
|
-3.6
|
-1.8
|
Chwefror 2009
|
-0.6
|
-1.0
|
-0.7
|
Mawrth 2009
|
-1.2
|
-0.5
|
-0.2
|
Ebrill 2009
|
1.6
|
1.4
|
-0.3
|
Mai 2009
|
1.3
|
1.2
|
1.7
|
Mehefin 2009
|
0.7
|
1.2
|
0.6
|
Gorffennaf 2009
|
2.0
|
1.9
|
0.9
|
Awst 2009
|
1.1
|
0.9
|
0.5
|
Medi 2009
|
0.4
|
0.8
|
1.6
|
Hydref 2009
|
1.2
|
0.6
|
-0.4
|
Tachwedd 2009
|
-0.2
|
0.6
|
0.2
|
Rhagfyr 2009
|
1.3
|
1.4
|
0.8
|
Ionawr 2010
|
-0.8
|
-1.6
|
-1.2
|
Chwefror 2010
|
0.7
|
0.4
|
0.1
|
Mawrth 2010
|
-0.6
|
-0.2
|
1.2
|
Ebrill 2010
|
1.8
|
1.6
|
0.9
|
Mai 2010
|
0.1
|
0.4
|
0.4
|
Mehefin 2010
|
0.6
|
1.0
|
0.5
|
Gorffennaf 2010
|
0.9
|
0.5
|
0.3
|
Awst 2010
|
0.6
|
-0.5
|
-0.3
|
Medi 2010
|
-1.0
|
0.1
|
0.2
|
Hydref 2010
|
-0.7
|
-1.4
|
-1.2
|
Tachwedd 2010
|
-1.2
|
-1.8
|
-1.0
|
Rhagfyr 2010
|
-0.2
|
0.5
|
0.2
|
Ionawr 2011
|
-1.4
|
-1.4
|
-0.4
|
Chwefror 2011
|
-0.5
|
-0.5
|
-0.4
|
Mawrth 2011
|
-0.8
|
-0.5
|
-0.0
|
Ebrill 2011
|
1.6
|
2.0
|
2.0
|
Mai 2011
|
0.1
|
-0.7
|
-0.4
|
Mehefin 2011
|
0.3
|
0.5
|
0.0
|
Gorffennaf 2011
|
0.7
|
1.1
|
1.8
|
Awst 2011
|
0.7
|
-0.1
|
-1.8
|
Medi 2011
|
-0.7
|
-0.1
|
0.2
|
Hydref 2011
|
-0.7
|
-1.6
|
-1.4
|
Tachwedd 2011
|
-0.0
|
-0.2
|
1.2
|
Rhagfyr 2011
|
-0.2
|
0.1
|
-0.6
|
Ionawr 2012
|
-0.6
|
-0.8
|
-1.4
|
Chwefror 2012
|
-0.4
|
0.1
|
-0.8
|
Mawrth 2012
|
0.4
|
0.9
|
1.4
|
Ebrill 2012
|
0.6
|
0.3
|
1.7
|
Mai 2012
|
0.4
|
0.6
|
0.4
|
Mehefin 2012
|
0.7
|
2.0
|
0.8
|
Gorffennaf 2012
|
0.4
|
-0.3
|
0.2
|
Awst 2012
|
0.4
|
0.6
|
-0.6
|
Medi 2012
|
-0.6
|
-0.5
|
0.2
|
Hydref 2012
|
-0.6
|
-1.1
|
-0.1
|
Tachwedd 2012
|
0.3
|
0.4
|
-0.9
|
Rhagfyr 2012
|
-0.5
|
-0.2
|
0.4
|
Ionawr 2013
|
-0.1
|
-1.3
|
-0.6
|
Chwefror 2013
|
-0.4
|
0.4
|
0.1
|
Mawrth 2013
|
0.4
|
0.4
|
0.7
|
Ebrill 2013
|
0.8
|
1.1
|
1.7
|
Mai 2013
|
0.7
|
0.6
|
0.8
|
Mehefin 2013
|
0.7
|
1.3
|
0.5
|
Gorffennaf 2013
|
0.9
|
0.8
|
1.6
|
Awst 2013
|
1.1
|
0.8
|
0.3
|
Medi 2013
|
-0.5
|
-0.1
|
0.6
|
Hydref 2013
|
-0.1
|
-1.0
|
-0.3
|
Tachwedd 2013
|
0.8
|
0.8
|
0.7
|
Rhagfyr 2013
|
0.8
|
1.2
|
2.1
|
Ionawr 2014
|
-0.5
|
-0.2
|
0.8
|
Chwefror 2014
|
0.6
|
0.4
|
0.2
|
Mawrth 2014
|
0.4
|
0.5
|
0.8
|
Ebrill 2014
|
2.0
|
2.5
|
2.2
|
Mai 2014
|
1.0
|
1.1
|
1.7
|
Mehefin 2014
|
1.0
|
0.8
|
1.0
|
Gorffennaf 2014
|
1.1
|
1.6
|
1.2
|
Awst 2014
|
1.2
|
1.1
|
1.2
|
Medi 2014
|
-0.2
|
0.0
|
0.5
|
Hydref 2014
|
0.1
|
-0.5
|
-0.2
|
Tachwedd 2014
|
-0.2
|
-0.4
|
-0.5
|
Rhagfyr 2014
|
0.0
|
0.3
|
0.6
|
Ionawr 2015
|
-0.4
|
-0.6
|
-1.1
|
Chwefror 2015
|
-0.1
|
0.2
|
0.1
|
Mawrth 2015
|
0.4
|
-0.2
|
0.4
|
Ebrill 2015
|
1.0
|
1.8
|
0.7
|
Mai 2015
|
1.3
|
0.9
|
1.6
|
Mehefin 2015
|
0.8
|
1.3
|
-0.2
|
Gorffennaf 2015
|
1.5
|
1.4
|
2.3
|
Awst 2015
|
0.8
|
0.9
|
0.6
|
Medi 2015
|
-0.2
|
-0.1
|
0.5
|
Hydref 2015
|
0.5
|
0.4
|
-0.3
|
Tachwedd 2015
|
0.7
|
0.6
|
1.1
|
Rhagfyr 2015
|
0.3
|
0.4
|
0.2
|
Ionawr 2016
|
0.6
|
0.0
|
0.8
|
Chwefror 2016
|
-0.6
|
0.2
|
0.1
|
Mawrth 2016
|
0.4
|
0.6
|
1.8
|
Ebrill 2016
|
1.6
|
1.4
|
-1.0
|
Mai 2016
|
0.8
|
1.2
|
2.6
|
Mehefin 2016
|
0.9
|
0.7
|
-0.1
|
Gorffennaf 2016
|
1.2
|
1.2
|
1.3
|
Awst 2016
|
0.0
|
-0.2
|
-0.2
|
Medi 2016
|
-0.1
|
-0.6
|
-0.1
|
Hydref 2016
|
-0.4
|
-0.9
|
0.1
|
Tachwedd 2016
|
0.4
|
0.3
|
0.5
|
Rhagfyr 2016
|
0.1
|
0.6
|
0.1
|
Ionawr 2017
|
-0.1
|
-0.4
|
0.1
|
Chwefror 2017
|
-0.2
|
0.2
|
1.1
|
Mawrth 2017
|
0.1
|
-0.3
|
-1.0
|
Ebrill 2017
|
1.4
|
1.8
|
1.9
|
Mai 2017
|
1.0
|
0.5
|
1.3
|
Mehefin 2017
|
0.6
|
1.3
|
0.3
|
Gorffennaf 2017
|
1.4
|
1.1
|
1.5
|
Awst 2017
|
0.4
|
1.0
|
-0.2
|
Medi 2017
|
-0.2
|
-0.6
|
-1.0
|
Hydref 2017
|
0.5
|
-0.1
|
-0.2
|
Tachwedd 2017
|
-0.3
|
-0.3
|
0.1
|
Rhagfyr 2017
|
0.5
|
0.8
|
-0.2
|
Ionawr 2018
|
-0.4
|
-1.0
|
0.1
|
Chwefror 2018
|
0.0
|
0.4
|
-0.1
|
Mawrth 2018
|
-0.2
|
-0.2
|
-1.6
|
Ebrill 2018
|
1.1
|
1.3
|
1.1
|
Mai 2018
|
0.4
|
0.3
|
0.4
|
Mehefin 2018
|
1.0
|
0.4
|
0.9
|
Gorffennaf 2018
|
0.9
|
1.4
|
0.7
|
Awst 2018
|
0.5
|
0.6
|
-0.1
|
Medi 2018
|
-0.0
|
-0.4
|
-0.6
|
Hydref 2018
|
-0.1
|
-0.3
|
-0.0
|
Tachwedd 2018
|
-0.3
|
-0.2
|
-0.8
|
Rhagfyr 2018
|
-0.1
|
-0.4
|
0.4
|
Ionawr 2019
|
-0.7
|
-1.1
|
-1.1
|
Chwefror 2019
|
-0.3
|
0.1
|
-0.4
|
Mawrth 2019
|
0.1
|
-0.2
|
-0.6
|
Ebrill 2019
|
0.5
|
1.2
|
0.7
|
Mai 2019
|
0.3
|
0.4
|
-0.3
|
Mehefin 2019
|
0.4
|
0.1
|
1.2
|
Gorffennaf 2019
|
0.8
|
1.3
|
1.2
|
Awst 2019
|
0.5
|
0.8
|
-1.0
|
Medi 2019
|
-0.3
|
-0.2
|
1.3
|
Hydref 2019
|
0.8
|
-0.7
|
-1.3
|
Tachwedd 2019
|
-0.4
|
-0.2
|
-1.1
|
Rhagfyr 2019
|
-0.5
|
0.1
|
0.6
|
Ionawr 2020
|
0.2
|
-0.4
|
0.0
|
Chwefror 2020
|
-0.6
|
-0.1
|
-1.5
|
Mawrth 2020
|
0.8
|
0.6
|
1.7
|
Ebrill 2020
|
-1.0
|
-0.8
|
-2.4
|
Mai 2020
|
0.9
|
0.2
|
1.7
|
Mehefin 2020
|
1.4
|
2.2
|
0.8
|
Gorffennaf 2020
|
0.7
|
0.4
|
1.0
|
Awst 2020
|
1.4
|
1.1
|
-0.2
|
Medi 2020
|
0.6
|
1.1
|
1.5
|
Hydref 2020
|
0.9
|
1.1
|
-0.1
|
Tachwedd 2020
|
0.9
|
1.2
|
1.3
|
Rhagfyr 2020
|
0.9
|
1.0
|
0.1
|
Ionawr 2021
|
0.1
|
0.0
|
2.3
|
Chwefror 2021
|
0.2
|
0.7
|
-0.1
|
Mawrth 2021
|
1.1
|
1.6
|
2.5
|
Ebrill 2021
|
-1.3
|
-1.6
|
-2.6
|
Mai 2021
|
0.8
|
0.7
|
0.5
|
Mehefin 2021
|
5.0
|
6.8
|
5.0
|
Gorffennaf 2021
|
-4.2
|
-6.6
|
-3.7
|
Awst 2021
|
3.2
|
3.3
|
1.6
|
Medi 2021
|
2.9
|
4.1
|
2.2
|
Hydref 2021
|
-2.6
|
-4.3
|
-2.8
|
Tachwedd 2021
|
2.2
|
2.2
|
2.1
|
Rhagfyr 2021
|
0.3
|
1.5
|
-0.1
|
Ionawr 2022
|
1.8
|
0.7
|
0.9
|
Chwefror 2022
|
0.1
|
0.1
|
0.4
|
Mawrth 2022
|
0.6
|
0.5
|
-0.7
|
Ebrill 2022
|
0.9
|
1.7
|
1.2
|
Mai 2022
|
1.6
|
1.1
|
0.7
|
Mehefin 2022
|
0.9
|
1.4
|
1.8
|
Gorffennaf 2022
|
2.3
|
2.2
|
0.9
|
Awst 2022
|
0.8
|
0.9
|
0.3
|
Medi 2022
|
0.4
|
0.3
|
-0.1
|
Dyddiad
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Ionawr 2008
|
98.2
|
97.7
|
95.6
|
Chwefror 2008
|
97.7
|
96.9
|
94.7
|
Mawrth 2008
|
97.3
|
96.6
|
93.4
|
Ebrill 2008
|
97.0
|
96.9
|
93.5
|
Mai 2008
|
98.0
|
97.2
|
94.5
|
Mehefin 2008
|
96.7
|
96.2
|
92.9
|
Gorffennaf 2008
|
95.6
|
94.8
|
91.9
|
Awst 2008
|
93.5
|
92.7
|
89.9
|
Medi 2008
|
90.7
|
90.1
|
87.7
|
Hydref 2008
|
89.2
|
88.2
|
86.0
|
Tachwedd 2008
|
87.1
|
85.8
|
83.3
|
Rhagfyr 2008
|
85.6
|
85.3
|
81.5
|
Ionawr 2009
|
83.2
|
82.2
|
80.0
|
Chwefror 2009
|
82.7
|
81.4
|
79.4
|
Mawrth 2009
|
81.7
|
81.0
|
79.3
|
Ebrill 2009
|
83.1
|
82.1
|
79.0
|
Mai 2009
|
84.1
|
83.2
|
80.4
|
Mehefin 2009
|
84.7
|
84.2
|
80.8
|
Gorffennaf 2009
|
86.4
|
85.8
|
81.6
|
Awst 2009
|
87.4
|
86.6
|
82.0
|
Medi 2009
|
87.8
|
87.3
|
83.3
|
Hydref 2009
|
88.9
|
87.8
|
82.9
|
Tachwedd 2009
|
88.7
|
88.4
|
83.1
|
Rhagfyr 2009
|
89.9
|
89.6
|
83.7
|
Ionawr 2010
|
89.2
|
88.2
|
82.7
|
Chwefror 2010
|
89.8
|
88.5
|
82.7
|
Mawrth 2010
|
89.3
|
88.3
|
83.8
|
Ebrill 2010
|
90.9
|
89.7
|
84.5
|
Mai 2010
|
91.0
|
90.1
|
84.9
|
Mehefin 2010
|
91.5
|
90.9
|
85.3
|
Gorffennaf 2010
|
92.3
|
91.4
|
85.5
|
Awst 2010
|
92.9
|
91.0
|
85.2
|
Medi 2010
|
92.0
|
91.1
|
85.4
|
Hydref 2010
|
91.3
|
89.8
|
84.3
|
Tachwedd 2010
|
90.2
|
88.2
|
83.4
|
Rhagfyr 2010
|
90.0
|
88.6
|
83.6
|
Ionawr 2011
|
88.8
|
87.4
|
83.3
|
Chwefror 2011
|
88.3
|
87.0
|
83.0
|
Mawrth 2011
|
87.6
|
86.6
|
82.9
|
Ebrill 2011
|
89.0
|
88.3
|
84.6
|
Mai 2011
|
89.1
|
87.6
|
84.3
|
Mehefin 2011
|
89.4
|
88.1
|
84.3
|
Gorffennaf 2011
|
90.0
|
89.0
|
85.8
|
Awst 2011
|
90.6
|
89.0
|
84.3
|
Medi 2011
|
90.0
|
88.9
|
84.4
|
Hydref 2011
|
89.4
|
87.5
|
83.2
|
Tachwedd 2011
|
89.3
|
87.3
|
84.2
|
Rhagfyr 2011
|
89.1
|
87.4
|
83.7
|
Ionawr 2012
|
88.6
|
86.7
|
82.6
|
Chwefror 2012
|
88.3
|
86.8
|
81.9
|
Mawrth 2012
|
88.6
|
87.6
|
83.1
|
Ebrill 2012
|
89.1
|
87.8
|
84.5
|
Mai 2012
|
89.5
|
88.3
|
84.9
|
Mehefin 2012
|
90.1
|
90.1
|
85.6
|
Gorffennaf 2012
|
90.4
|
89.8
|
85.8
|
Awst 2012
|
90.8
|
90.3
|
85.2
|
Medi 2012
|
90.2
|
89.9
|
85.4
|
Hydref 2012
|
89.7
|
88.9
|
85.3
|
Tachwedd 2012
|
89.9
|
89.3
|
84.6
|
Rhagfyr 2012
|
89.5
|
89.1
|
84.9
|
Ionawr 2013
|
89.4
|
88.0
|
84.4
|
Chwefror 2013
|
89.0
|
88.3
|
84.4
|
Mawrth 2013
|
89.4
|
88.6
|
85.0
|
Ebrill 2013
|
90.1
|
89.6
|
86.4
|
Mai 2013
|
90.7
|
90.2
|
87.1
|
Mehefin 2013
|
91.4
|
91.3
|
87.6
|
Gorffennaf 2013
|
92.2
|
92.0
|
89.0
|
Awst 2013
|
93.2
|
92.8
|
89.3
|
Medi 2013
|
92.7
|
92.7
|
89.8
|
Hydref 2013
|
92.6
|
91.8
|
89.5
|
Tachwedd 2013
|
93.4
|
92.6
|
90.2
|
Rhagfyr 2013
|
94.1
|
93.6
|
92.1
|
Ionawr 2014
|
93.6
|
93.5
|
92.8
|
Chwefror 2014
|
94.2
|
93.9
|
93.0
|
Mawrth 2014
|
94.6
|
94.4
|
93.8
|
Ebrill 2014
|
96.4
|
96.7
|
95.9
|
Mai 2014
|
97.4
|
97.8
|
97.5
|
Mehefin 2014
|
98.4
|
98.6
|
98.4
|
Gorffennaf 2014
|
99.4
|
100.1
|
99.6
|
Awst 2014
|
100.7
|
101.2
|
100.8
|
Medi 2014
|
100.5
|
101.2
|
101.2
|
Hydref 2014
|
100.6
|
100.7
|
101.0
|
Tachwedd 2014
|
100.4
|
100.3
|
100.5
|
Rhagfyr 2014
|
100.4
|
100.6
|
101.1
|
Ionawr 2015
|
100.0
|
100.0
|
100.0
|
Chwefror 2015
|
99.9
|
100.2
|
100.0
|
Mawrth 2015
|
100.4
|
100.0
|
100.4
|
Ebrill 2015
|
101.4
|
101.7
|
101.1
|
Mai 2015
|
102.6
|
102.6
|
102.7
|
Mehefin 2015
|
103.5
|
103.9
|
102.5
|
Gorffennaf 2015
|
105.1
|
105.4
|
104.9
|
Awst 2015
|
106.0
|
106.3
|
105.6
|
Medi 2015
|
105.8
|
106.2
|
106.1
|
Hydref 2015
|
106.4
|
106.6
|
105.8
|
Tachwedd 2015
|
107.1
|
107.2
|
107.0
|
Rhagfyr 2015
|
107.4
|
107.6
|
107.2
|
Ionawr 2016
|
108.0
|
107.7
|
108.1
|
Chwefror 2016
|
107.4
|
107.9
|
108.2
|
Mawrth 2016
|
107.8
|
108.6
|
110.3
|
Ebrill 2016
|
109.5
|
110.1
|
109.1
|
Mai 2016
|
110.4
|
111.4
|
112.0
|
Mehefin 2016
|
111.4
|
112.2
|
111.8
|
Gorffennaf 2016
|
112.7
|
113.6
|
113.2
|
Awst 2016
|
112.7
|
113.4
|
113.0
|
Medi 2016
|
112.7
|
112.8
|
112.9
|
Hydref 2016
|
112.3
|
111.8
|
113.0
|
Tachwedd 2016
|
112.6
|
112.1
|
113.6
|
Rhagfyr 2016
|
112.8
|
112.8
|
113.8
|
Ionawr 2017
|
112.6
|
112.2
|
113.9
|
Chwefror 2017
|
112.5
|
112.5
|
115.1
|
Mawrth 2017
|
112.6
|
112.1
|
114.0
|
Ebrill 2017
|
114.2
|
114.1
|
116.2
|
Mai 2017
|
115.3
|
114.6
|
117.7
|
Mehefin 2017
|
116.0
|
116.2
|
118.1
|
Gorffennaf 2017
|
117.6
|
117.4
|
119.9
|
Awst 2017
|
118.0
|
118.5
|
119.7
|
Medi 2017
|
117.8
|
117.7
|
118.5
|
Hydref 2017
|
118.4
|
117.6
|
118.2
|
Tachwedd 2017
|
118.0
|
117.3
|
118.2
|
Rhagfyr 2017
|
118.6
|
118.2
|
118.0
|
Ionawr 2018
|
118.1
|
117.0
|
118.2
|
Chwefror 2018
|
118.1
|
117.5
|
118.1
|
Mawrth 2018
|
117.9
|
117.3
|
116.2
|
Ebrill 2018
|
119.1
|
118.8
|
117.4
|
Mai 2018
|
119.6
|
119.2
|
117.8
|
Mehefin 2018
|
120.8
|
119.7
|
118.9
|
Gorffennaf 2018
|
121.9
|
121.4
|
119.7
|
Awst 2018
|
122.5
|
122.0
|
119.7
|
Medi 2018
|
122.4
|
121.5
|
118.9
|
Hydref 2018
|
122.3
|
121.2
|
118.9
|
Tachwedd 2018
|
121.9
|
120.9
|
118.0
|
Rhagfyr 2018
|
121.8
|
120.4
|
118.5
|
Ionawr 2019
|
121.0
|
119.1
|
117.1
|
Chwefror 2019
|
120.7
|
119.2
|
116.7
|
Mawrth 2019
|
120.8
|
119.0
|
116.0
|
Ebrill 2019
|
121.4
|
120.4
|
116.9
|
Mai 2019
|
121.8
|
120.9
|
116.5
|
Mehefin 2019
|
122.3
|
121.0
|
117.9
|
Gorffennaf 2019
|
123.2
|
122.5
|
119.4
|
Awst 2019
|
123.8
|
123.5
|
118.2
|
Medi 2019
|
123.5
|
123.3
|
119.7
|
Hydref 2019
|
124.4
|
122.5
|
118.2
|
Tachwedd 2019
|
124.0
|
122.3
|
116.9
|
Rhagfyr 2019
|
123.4
|
122.4
|
117.6
|
Ionawr 2020
|
123.7
|
122.0
|
117.6
|
Chwefror 2020
|
122.9
|
121.9
|
115.8
|
Mawrth 2020
|
123.8
|
122.6
|
117.9
|
Ebrill 2020
|
122.6
|
121.6
|
115.0
|
Mai 2020
|
123.6
|
121.8
|
116.9
|
Mehefin 2020
|
125.4
|
124.5
|
117.8
|
Gorffennaf 2020
|
126.3
|
125.1
|
119.0
|
Awst 2020
|
128.0
|
126.5
|
118.8
|
Medi 2020
|
128.8
|
127.8
|
120.6
|
Hydref 2020
|
130.0
|
129.3
|
120.4
|
Tachwedd 2020
|
131.2
|
130.8
|
121.9
|
Rhagfyr 2020
|
132.3
|
132.1
|
122.1
|
Ionawr 2021
|
132.4
|
132.1
|
124.8
|
Chwefror 2021
|
132.7
|
133.1
|
124.7
|
Mawrth 2021
|
134.2
|
135.2
|
127.7
|
Ebrill 2021
|
132.4
|
133.0
|
124.4
|
Mai 2021
|
133.4
|
133.9
|
125.0
|
Mehefin 2021
|
140.1
|
143.0
|
131.2
|
Gorffennaf 2021
|
134.2
|
133.6
|
126.4
|
Awst 2021
|
138.4
|
138.0
|
128.4
|
Medi 2021
|
142.4
|
143.6
|
131.3
|
Hydref 2021
|
138.7
|
137.4
|
127.5
|
Tachwedd 2021
|
141.8
|
140.4
|
130.2
|
Rhagfyr 2021
|
142.2
|
142.5
|
130.0
|
Ionawr 2022
|
144.7
|
143.6
|
131.2
|
Chwefror 2022
|
144.8
|
143.7
|
131.7
|
Mawrth 2022
|
145.7
|
144.4
|
130.7
|
Ebrill 2022
|
146.9
|
146.9
|
132.2
|
Mai 2022
|
149.3
|
148.5
|
133.2
|
Mehefin 2022
|
150.6
|
150.5
|
135.6
|
Gorffennaf 2022
|
154.1
|
153.8
|
136.9
|
Awst 2022
|
155.3
|
155.2
|
137.2
|
Medi 2022
|
155.8
|
155.8
|
137.1
|
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 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
|
|
Dyddiad
|
Cyn berchen-feddianwyr
|
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
|
|
Dyddiad
|
Cyn berchen-feddianwyr
|
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
|
|
Dyddiad
|
Cyn berchen-feddianwyr
|
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
|
|
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
|
Eiddo presennol
|
Ionawr 2008
|
182943.0
|
Chwefror 2008
|
180878.0
|
Mawrth 2008
|
179806.0
|
Ebrill 2008
|
180076.0
|
Mai 2008
|
181264.0
|
Mehefin 2008
|
178956.0
|
Gorffennaf 2008
|
177187.0
|
Awst 2008
|
173838.0
|
Medi 2008
|
169162.0
|
Hydref 2008
|
165744.0
|
Tachwedd 2008
|
160990.0
|
Rhagfyr 2008
|
158901.0
|
Ionawr 2009
|
154675.0
|
Chwefror 2009
|
152812.0
|
Mawrth 2009
|
151744.0
|
Ebrill 2009
|
153300.0
|
Mai 2009
|
155637.0
|
Mehefin 2009
|
157301.0
|
Gorffennaf 2009
|
160247.0
|
Awst 2009
|
162036.0
|
Medi 2009
|
163066.0
|
Hydref 2009
|
164386.0
|
Tachwedd 2009
|
164983.0
|
Rhagfyr 2009
|
166101.0
|
Ionawr 2010
|
166116.0
|
Chwefror 2010
|
165918.0
|
Mawrth 2010
|
165811.0
|
Ebrill 2010
|
168232.0
|
Mai 2010
|
169102.0
|
Mehefin 2010
|
169924.0
|
Gorffennaf 2010
|
171962.0
|
Awst 2010
|
171694.0
|
Medi 2010
|
171037.0
|
Hydref 2010
|
169037.0
|
Tachwedd 2010
|
167146.0
|
Rhagfyr 2010
|
166496.0
|
Ionawr 2011
|
164992.0
|
Chwefror 2011
|
164131.0
|
Mawrth 2011
|
163175.0
|
Ebrill 2011
|
165855.0
|
Mai 2011
|
164988.0
|
Mehefin 2011
|
165542.0
|
Gorffennaf 2011
|
167512.0
|
Awst 2011
|
167878.0
|
Medi 2011
|
167463.0
|
Hydref 2011
|
165463.0
|
Tachwedd 2011
|
165414.0
|
Rhagfyr 2011
|
164790.0
|
Ionawr 2012
|
163702.0
|
Chwefror 2012
|
163251.0
|
Mawrth 2012
|
163579.0
|
Ebrill 2012
|
165561.0
|
Mai 2012
|
166137.0
|
Mehefin 2012
|
167901.0
|
Gorffennaf 2012
|
168907.0
|
Awst 2012
|
169003.0
|
Medi 2012
|
168248.0
|
Hydref 2012
|
166734.0
|
Tachwedd 2012
|
166774.0
|
Rhagfyr 2012
|
166323.0
|
Ionawr 2013
|
165709.0
|
Chwefror 2013
|
165548.0
|
Mawrth 2013
|
166188.0
|
Ebrill 2013
|
167898.0
|
Mai 2013
|
168916.0
|
Mehefin 2013
|
170386.0
|
Gorffennaf 2013
|
172447.0
|
Awst 2013
|
173864.0
|
Medi 2013
|
173668.0
|
Hydref 2013
|
172928.0
|
Tachwedd 2013
|
173884.0
|
Rhagfyr 2013
|
175242.0
|
Ionawr 2014
|
175785.0
|
Chwefror 2014
|
176293.0
|
Mawrth 2014
|
176939.0
|
Ebrill 2014
|
180885.0
|
Mai 2014
|
182671.0
|
Mehefin 2014
|
184465.0
|
Gorffennaf 2014
|
187256.0
|
Awst 2014
|
189593.0
|
Medi 2014
|
189789.0
|
Hydref 2014
|
189375.0
|
Tachwedd 2014
|
188861.0
|
Rhagfyr 2014
|
188961.0
|
Ionawr 2015
|
188052.0
|
Chwefror 2015
|
188115.0
|
Mawrth 2015
|
188802.0
|
Ebrill 2015
|
190584.0
|
Mai 2015
|
192745.0
|
Mehefin 2015
|
194475.0
|
Gorffennaf 2015
|
197607.0
|
Awst 2015
|
199560.0
|
Medi 2015
|
199939.0
|
Hydref 2015
|
200080.0
|
Tachwedd 2015
|
201687.0
|
Rhagfyr 2015
|
201989.0
|
Ionawr 2016
|
202699.0
|
Chwefror 2016
|
202560.0
|
Mawrth 2016
|
204595.0
|
Ebrill 2016
|
205200.0
|
Mai 2016
|
207357.0
|
Mehefin 2016
|
209853.0
|
Gorffennaf 2016
|
212125.0
|
Awst 2016
|
212210.0
|
Medi 2016
|
211807.0
|
Hydref 2016
|
210810.0
|
Tachwedd 2016
|
211841.0
|
Rhagfyr 2016
|
212221.0
|
Ionawr 2017
|
211679.0
|
Chwefror 2017
|
212272.0
|
Mawrth 2017
|
211795.0
|
Ebrill 2017
|
215277.0
|
Mai 2017
|
216567.0
|
Mehefin 2017
|
218599.0
|
Gorffennaf 2017
|
221342.0
|
Awst 2017
|
222487.0
|
Medi 2017
|
221509.0
|
Hydref 2017
|
221593.0
|
Tachwedd 2017
|
221183.0
|
Rhagfyr 2017
|
221955.0
|
Ionawr 2018
|
220815.0
|
Chwefror 2018
|
220552.0
|
Mawrth 2018
|
220206.0
|
Ebrill 2018
|
222146.0
|
Mai 2018
|
223602.0
|
Mehefin 2018
|
225088.0
|
Gorffennaf 2018
|
227810.0
|
Awst 2018
|
228331.0
|
Medi 2018
|
228190.0
|
Hydref 2018
|
227355.0
|
Tachwedd 2018
|
227388.0
|
Rhagfyr 2018
|
226403.0
|
Ionawr 2019
|
224734.0
|
Chwefror 2019
|
223427.0
|
Mawrth 2019
|
223342.0
|
Ebrill 2019
|
224914.0
|
Mai 2019
|
225578.0
|
Mehefin 2019
|
226984.0
|
Gorffennaf 2019
|
228512.0
|
Awst 2019
|
230029.0
|
Medi 2019
|
229851.0
|
Hydref 2019
|
229183.0
|
Tachwedd 2019
|
229471.0
|
Rhagfyr 2019
|
229049.0
|
Ionawr 2020
|
227585.0
|
Chwefror 2020
|
227473.0
|
Mawrth 2020
|
228922.0
|
Ebrill 2020
|
225695.0
|
Mai 2020
|
227084.0
|
Mehefin 2020
|
231981.0
|
Gorffennaf 2020
|
232980.0
|
Awst 2020
|
235459.0
|
Medi 2020
|
238264.0
|
Hydref 2020
|
240808.0
|
Tachwedd 2020
|
243744.0
|
Rhagfyr 2020
|
245537.0
|
Ionawr 2021
|
246015.0
|
Chwefror 2021
|
246355.0
|
Mawrth 2021
|
249820.0
|
Ebrill 2021
|
245649.0
|
Mai 2021
|
247854.0
|
Mehefin 2021
|
262195.0
|
Gorffennaf 2021
|
247896.0
|
Awst 2021
|
257134.0
|
Medi 2021
|
264854.0
|
Hydref 2021
|
258057.0
|
Tachwedd 2021
|
262699.0
|
Rhagfyr 2021
|
265085.0
|
Ionawr 2022
|
267894.0
|
Chwefror 2022
|
267715.0
|
Mawrth 2022
|
268737.0
|
Ebrill 2022
|
272076.0
|
Mai 2022
|
275373.0
|
Mehefin 2022
|
278486.0
|
Gorffennaf 2022
|
283923.0
|
Awst 2022
|
286285.0
|
Medi 2022
|
287173.0
|
Dyddiad
|
Eiddo presennol
|
Ionawr 2008
|
5.1
|
Chwefror 2008
|
3.6
|
Mawrth 2008
|
2.1
|
Ebrill 2008
|
0.2
|
Mai 2008
|
-0.1
|
Mehefin 2008
|
-2.6
|
Gorffennaf 2008
|
-4.6
|
Awst 2008
|
-7.2
|
Medi 2008
|
-9.7
|
Hydref 2008
|
-11.3
|
Tachwedd 2008
|
-13.9
|
Rhagfyr 2008
|
-14.8
|
Ionawr 2009
|
-15.4
|
Chwefror 2009
|
-15.5
|
Mawrth 2009
|
-15.6
|
Ebrill 2009
|
-14.9
|
Mai 2009
|
-14.1
|
Mehefin 2009
|
-12.1
|
Gorffennaf 2009
|
-9.6
|
Awst 2009
|
-6.8
|
Medi 2009
|
-3.6
|
Hydref 2009
|
-0.8
|
Tachwedd 2009
|
2.5
|
Rhagfyr 2009
|
4.5
|
Ionawr 2010
|
7.4
|
Chwefror 2010
|
8.6
|
Mawrth 2010
|
9.3
|
Ebrill 2010
|
9.7
|
Mai 2010
|
8.6
|
Mehefin 2010
|
8.0
|
Gorffennaf 2010
|
7.3
|
Awst 2010
|
6.0
|
Medi 2010
|
4.9
|
Hydref 2010
|
2.8
|
Tachwedd 2010
|
1.3
|
Rhagfyr 2010
|
0.2
|
Ionawr 2011
|
-0.7
|
Chwefror 2011
|
-1.1
|
Mawrth 2011
|
-1.6
|
Ebrill 2011
|
-1.4
|
Mai 2011
|
-2.4
|
Mehefin 2011
|
-2.6
|
Gorffennaf 2011
|
-2.6
|
Awst 2011
|
-2.2
|
Medi 2011
|
-2.1
|
Hydref 2011
|
-2.1
|
Tachwedd 2011
|
-1.0
|
Rhagfyr 2011
|
-1.0
|
Ionawr 2012
|
-0.8
|
Chwefror 2012
|
-0.5
|
Mawrth 2012
|
0.2
|
Ebrill 2012
|
-0.2
|
Mai 2012
|
0.7
|
Mehefin 2012
|
1.4
|
Gorffennaf 2012
|
0.8
|
Awst 2012
|
0.7
|
Medi 2012
|
0.5
|
Hydref 2012
|
0.8
|
Tachwedd 2012
|
0.8
|
Rhagfyr 2012
|
0.9
|
Ionawr 2013
|
1.2
|
Chwefror 2013
|
1.4
|
Mawrth 2013
|
1.6
|
Ebrill 2013
|
1.4
|
Mai 2013
|
1.7
|
Mehefin 2013
|
1.5
|
Gorffennaf 2013
|
2.1
|
Awst 2013
|
2.9
|
Medi 2013
|
3.2
|
Hydref 2013
|
3.7
|
Tachwedd 2013
|
4.3
|
Rhagfyr 2013
|
5.4
|
Ionawr 2014
|
6.1
|
Chwefror 2014
|
6.5
|
Mawrth 2014
|
6.5
|
Ebrill 2014
|
7.7
|
Mai 2014
|
8.1
|
Mehefin 2014
|
8.3
|
Gorffennaf 2014
|
8.6
|
Awst 2014
|
9.0
|
Medi 2014
|
9.3
|
Hydref 2014
|
9.5
|
Tachwedd 2014
|
8.6
|
Rhagfyr 2014
|
7.8
|
Ionawr 2015
|
7.0
|
Chwefror 2015
|
6.7
|
Mawrth 2015
|
6.7
|
Ebrill 2015
|
5.4
|
Mai 2015
|
5.5
|
Mehefin 2015
|
5.4
|
Gorffennaf 2015
|
5.5
|
Awst 2015
|
5.3
|
Medi 2015
|
5.4
|
Hydref 2015
|
5.6
|
Tachwedd 2015
|
6.8
|
Rhagfyr 2015
|
6.9
|
Ionawr 2016
|
7.8
|
Chwefror 2016
|
7.7
|
Mawrth 2016
|
8.4
|
Ebrill 2016
|
7.7
|
Mai 2016
|
7.6
|
Mehefin 2016
|
7.9
|
Gorffennaf 2016
|
7.4
|
Awst 2016
|
6.3
|
Medi 2016
|
5.9
|
Hydref 2016
|
5.4
|
Tachwedd 2016
|
5.0
|
Rhagfyr 2016
|
5.1
|
Ionawr 2017
|
4.4
|
Chwefror 2017
|
4.8
|
Mawrth 2017
|
3.5
|
Ebrill 2017
|
4.9
|
Mai 2017
|
4.4
|
Mehefin 2017
|
4.2
|
Gorffennaf 2017
|
4.3
|
Awst 2017
|
4.8
|
Medi 2017
|
4.6
|
Hydref 2017
|
5.1
|
Tachwedd 2017
|
4.4
|
Rhagfyr 2017
|
4.6
|
Ionawr 2018
|
4.3
|
Chwefror 2018
|
3.9
|
Mawrth 2018
|
4.0
|
Ebrill 2018
|
3.2
|
Mai 2018
|
3.2
|
Mehefin 2018
|
3.0
|
Gorffennaf 2018
|
2.9
|
Awst 2018
|
2.6
|
Medi 2018
|
3.0
|
Hydref 2018
|
2.6
|
Tachwedd 2018
|
2.8
|
Rhagfyr 2018
|
2.0
|
Ionawr 2019
|
1.8
|
Chwefror 2019
|
1.3
|
Mawrth 2019
|
1.4
|
Ebrill 2019
|
1.2
|
Mai 2019
|
0.9
|
Mehefin 2019
|
0.8
|
Gorffennaf 2019
|
0.3
|
Awst 2019
|
0.7
|
Medi 2019
|
0.7
|
Hydref 2019
|
0.8
|
Tachwedd 2019
|
0.9
|
Rhagfyr 2019
|
1.2
|
Ionawr 2020
|
1.3
|
Chwefror 2020
|
1.8
|
Mawrth 2020
|
2.5
|
Ebrill 2020
|
0.4
|
Mai 2020
|
0.7
|
Mehefin 2020
|
2.2
|
Gorffennaf 2020
|
2.0
|
Awst 2020
|
2.4
|
Medi 2020
|
3.7
|
Hydref 2020
|
5.1
|
Tachwedd 2020
|
6.2
|
Rhagfyr 2020
|
7.2
|
Ionawr 2021
|
8.1
|
Chwefror 2021
|
8.3
|
Mawrth 2021
|
9.1
|
Ebrill 2021
|
8.8
|
Mai 2021
|
9.1
|
Mehefin 2021
|
13.0
|
Gorffennaf 2021
|
6.4
|
Awst 2021
|
9.2
|
Medi 2021
|
11.2
|
Hydref 2021
|
7.2
|
Tachwedd 2021
|
7.8
|
Rhagfyr 2021
|
8.0
|
Ionawr 2022
|
8.9
|
Chwefror 2022
|
8.7
|
Mawrth 2022
|
7.6
|
Ebrill 2022
|
10.8
|
Mai 2022
|
11.1
|
Mehefin 2022
|
6.2
|
Gorffennaf 2022
|
14.5
|
Awst 2022
|
11.3
|
Medi 2022
|
8.4
|
Dyddiad
|
Eiddo presennol
|
Ionawr 2008
|
-1.9
|
Chwefror 2008
|
-1.1
|
Mawrth 2008
|
-0.6
|
Ebrill 2008
|
0.2
|
Mai 2008
|
0.7
|
Mehefin 2008
|
-1.3
|
Gorffennaf 2008
|
-1.0
|
Awst 2008
|
-1.9
|
Medi 2008
|
-2.7
|
Hydref 2008
|
-2.0
|
Tachwedd 2008
|
-2.9
|
Rhagfyr 2008
|
-1.3
|
Ionawr 2009
|
-2.7
|
Chwefror 2009
|
-1.2
|
Mawrth 2009
|
-0.7
|
Ebrill 2009
|
1.0
|
Mai 2009
|
1.5
|
Mehefin 2009
|
1.1
|
Gorffennaf 2009
|
1.9
|
Awst 2009
|
1.1
|
Medi 2009
|
0.6
|
Hydref 2009
|
0.8
|
Tachwedd 2009
|
0.4
|
Rhagfyr 2009
|
0.7
|
Ionawr 2010
|
0.0
|
Chwefror 2010
|
-0.1
|
Mawrth 2010
|
-0.1
|
Ebrill 2010
|
1.5
|
Mai 2010
|
0.5
|
Mehefin 2010
|
0.5
|
Gorffennaf 2010
|
1.2
|
Awst 2010
|
-0.2
|
Medi 2010
|
-0.4
|
Hydref 2010
|
-1.2
|
Tachwedd 2010
|
-1.1
|
Rhagfyr 2010
|
-0.4
|
Ionawr 2011
|
-0.9
|
Chwefror 2011
|
-0.5
|
Mawrth 2011
|
-0.6
|
Ebrill 2011
|
1.6
|
Mai 2011
|
-0.5
|
Mehefin 2011
|
0.3
|
Gorffennaf 2011
|
1.2
|
Awst 2011
|
0.2
|
Medi 2011
|
-0.2
|
Hydref 2011
|
-1.2
|
Tachwedd 2011
|
-0.0
|
Rhagfyr 2011
|
-0.4
|
Ionawr 2012
|
-0.7
|
Chwefror 2012
|
-0.3
|
Mawrth 2012
|
0.2
|
Ebrill 2012
|
1.2
|
Mai 2012
|
0.4
|
Mehefin 2012
|
1.1
|
Gorffennaf 2012
|
0.6
|
Awst 2012
|
0.1
|
Medi 2012
|
-0.4
|
Hydref 2012
|
-0.9
|
Tachwedd 2012
|
0.0
|
Rhagfyr 2012
|
-0.3
|
Ionawr 2013
|
-0.4
|
Chwefror 2013
|
-0.1
|
Mawrth 2013
|
0.4
|
Ebrill 2013
|
1.0
|
Mai 2013
|
0.6
|
Mehefin 2013
|
0.9
|
Gorffennaf 2013
|
1.2
|
Awst 2013
|
0.8
|
Medi 2013
|
-0.1
|
Hydref 2013
|
-0.4
|
Tachwedd 2013
|
0.6
|
Rhagfyr 2013
|
0.8
|
Ionawr 2014
|
0.3
|
Chwefror 2014
|
0.3
|
Mawrth 2014
|
0.4
|
Ebrill 2014
|
2.2
|
Mai 2014
|
1.0
|
Mehefin 2014
|
1.0
|
Gorffennaf 2014
|
1.5
|
Awst 2014
|
1.2
|
Medi 2014
|
0.1
|
Hydref 2014
|
-0.2
|
Tachwedd 2014
|
-0.3
|
Rhagfyr 2014
|
0.1
|
Ionawr 2015
|
-0.5
|
Chwefror 2015
|
0.0
|
Mawrth 2015
|
0.4
|
Ebrill 2015
|
0.9
|
Mai 2015
|
1.1
|
Mehefin 2015
|
0.9
|
Gorffennaf 2015
|
1.6
|
Awst 2015
|
1.0
|
Medi 2015
|
0.2
|
Hydref 2015
|
0.1
|
Tachwedd 2015
|
0.8
|
Rhagfyr 2015
|
0.2
|
Ionawr 2016
|
0.4
|
Chwefror 2016
|
-0.1
|
Mawrth 2016
|
1.0
|
Ebrill 2016
|
0.3
|
Mai 2016
|
1.0
|
Mehefin 2016
|
1.2
|
Gorffennaf 2016
|
1.1
|
Awst 2016
|
0.0
|
Medi 2016
|
-0.2
|
Hydref 2016
|
-0.5
|
Tachwedd 2016
|
0.5
|
Rhagfyr 2016
|
0.2
|
Ionawr 2017
|
-0.3
|
Chwefror 2017
|
0.3
|
Mawrth 2017
|
-0.2
|
Ebrill 2017
|
1.6
|
Mai 2017
|
0.6
|
Mehefin 2017
|
0.9
|
Gorffennaf 2017
|
1.2
|
Awst 2017
|
0.5
|
Medi 2017
|
-0.4
|
Hydref 2017
|
0.0
|
Tachwedd 2017
|
-0.2
|
Rhagfyr 2017
|
0.4
|
Ionawr 2018
|
-0.5
|
Chwefror 2018
|
-0.1
|
Mawrth 2018
|
-0.2
|
Ebrill 2018
|
0.9
|
Mai 2018
|
0.7
|
Mehefin 2018
|
0.7
|
Gorffennaf 2018
|
1.2
|
Awst 2018
|
0.2
|
Medi 2018
|
-0.1
|
Hydref 2018
|
-0.4
|
Tachwedd 2018
|
0.0
|
Rhagfyr 2018
|
-0.4
|
Ionawr 2019
|
-0.7
|
Chwefror 2019
|
-0.6
|
Mawrth 2019
|
-0.0
|
Ebrill 2019
|
0.7
|
Mai 2019
|
0.3
|
Mehefin 2019
|
0.6
|
Gorffennaf 2019
|
0.7
|
Awst 2019
|
0.7
|
Medi 2019
|
-0.1
|
Hydref 2019
|
-0.3
|
Tachwedd 2019
|
0.1
|
Rhagfyr 2019
|
-0.2
|
Ionawr 2020
|
-0.6
|
Chwefror 2020
|
-0.1
|
Mawrth 2020
|
0.6
|
Ebrill 2020
|
-1.4
|
Mai 2020
|
0.6
|
Mehefin 2020
|
2.2
|
Gorffennaf 2020
|
0.4
|
Awst 2020
|
1.1
|
Medi 2020
|
1.2
|
Hydref 2020
|
1.1
|
Tachwedd 2020
|
1.2
|
Rhagfyr 2020
|
0.7
|
Ionawr 2021
|
0.2
|
Chwefror 2021
|
0.1
|
Mawrth 2021
|
1.4
|
Ebrill 2021
|
-1.7
|
Mai 2021
|
0.9
|
Mehefin 2021
|
5.8
|
Gorffennaf 2021
|
-5.5
|
Awst 2021
|
3.7
|
Medi 2021
|
3.0
|
Hydref 2021
|
-2.6
|
Tachwedd 2021
|
1.8
|
Rhagfyr 2021
|
0.9
|
Ionawr 2022
|
1.1
|
Chwefror 2022
|
-0.1
|
Mawrth 2022
|
0.4
|
Ebrill 2022
|
1.2
|
Mai 2022
|
1.2
|
Mehefin 2022
|
1.1
|
Gorffennaf 2022
|
2.0
|
Awst 2022
|
0.8
|
Medi 2022
|
0.3
|
Dyddiad
|
Eiddo presennol
|
Ionawr 2008
|
97.3
|
Chwefror 2008
|
96.2
|
Mawrth 2008
|
95.6
|
Ebrill 2008
|
95.8
|
Mai 2008
|
96.4
|
Mehefin 2008
|
95.2
|
Gorffennaf 2008
|
94.2
|
Awst 2008
|
92.4
|
Medi 2008
|
90.0
|
Hydref 2008
|
88.1
|
Tachwedd 2008
|
85.6
|
Rhagfyr 2008
|
84.5
|
Ionawr 2009
|
82.2
|
Chwefror 2009
|
81.3
|
Mawrth 2009
|
80.7
|
Ebrill 2009
|
81.5
|
Mai 2009
|
82.8
|
Mehefin 2009
|
83.6
|
Gorffennaf 2009
|
85.2
|
Awst 2009
|
86.2
|
Medi 2009
|
86.7
|
Hydref 2009
|
87.4
|
Tachwedd 2009
|
87.7
|
Rhagfyr 2009
|
88.3
|
Ionawr 2010
|
88.3
|
Chwefror 2010
|
88.2
|
Mawrth 2010
|
88.2
|
Ebrill 2010
|
89.5
|
Mai 2010
|
89.9
|
Mehefin 2010
|
90.4
|
Gorffennaf 2010
|
91.4
|
Awst 2010
|
91.3
|
Medi 2010
|
91.0
|
Hydref 2010
|
89.9
|
Tachwedd 2010
|
88.9
|
Rhagfyr 2010
|
88.5
|
Ionawr 2011
|
87.7
|
Chwefror 2011
|
87.3
|
Mawrth 2011
|
86.8
|
Ebrill 2011
|
88.2
|
Mai 2011
|
87.7
|
Mehefin 2011
|
88.0
|
Gorffennaf 2011
|
89.1
|
Awst 2011
|
89.3
|
Medi 2011
|
89.0
|
Hydref 2011
|
88.0
|
Tachwedd 2011
|
88.0
|
Rhagfyr 2011
|
87.6
|
Ionawr 2012
|
87.0
|
Chwefror 2012
|
86.8
|
Mawrth 2012
|
87.0
|
Ebrill 2012
|
88.0
|
Mai 2012
|
88.4
|
Mehefin 2012
|
89.3
|
Gorffennaf 2012
|
89.8
|
Awst 2012
|
89.9
|
Medi 2012
|
89.5
|
Hydref 2012
|
88.7
|
Tachwedd 2012
|
88.7
|
Rhagfyr 2012
|
88.4
|
Ionawr 2013
|
88.1
|
Chwefror 2013
|
88.0
|
Mawrth 2013
|
88.4
|
Ebrill 2013
|
89.3
|
Mai 2013
|
89.8
|
Mehefin 2013
|
90.6
|
Gorffennaf 2013
|
91.7
|
Awst 2013
|
92.5
|
Medi 2013
|
92.4
|
Hydref 2013
|
92.0
|
Tachwedd 2013
|
92.5
|
Rhagfyr 2013
|
93.2
|
Ionawr 2014
|
93.5
|
Chwefror 2014
|
93.8
|
Mawrth 2014
|
94.1
|
Ebrill 2014
|
96.2
|
Mai 2014
|
97.1
|
Mehefin 2014
|
98.1
|
Gorffennaf 2014
|
99.6
|
Awst 2014
|
100.8
|
Medi 2014
|
100.9
|
Hydref 2014
|
100.7
|
Tachwedd 2014
|
100.4
|
Rhagfyr 2014
|
100.5
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
100.0
|
Mawrth 2015
|
100.4
|
Ebrill 2015
|
101.4
|
Mai 2015
|
102.5
|
Mehefin 2015
|
103.4
|
Gorffennaf 2015
|
105.1
|
Awst 2015
|
106.1
|
Medi 2015
|
106.3
|
Hydref 2015
|
106.4
|
Tachwedd 2015
|
107.2
|
Rhagfyr 2015
|
107.4
|
Ionawr 2016
|
107.8
|
Chwefror 2016
|
107.7
|
Mawrth 2016
|
108.8
|
Ebrill 2016
|
109.1
|
Mai 2016
|
110.3
|
Mehefin 2016
|
111.6
|
Gorffennaf 2016
|
112.8
|
Awst 2016
|
112.8
|
Medi 2016
|
112.6
|
Hydref 2016
|
112.1
|
Tachwedd 2016
|
112.6
|
Rhagfyr 2016
|
112.8
|
Ionawr 2017
|
112.6
|
Chwefror 2017
|
112.9
|
Mawrth 2017
|
112.6
|
Ebrill 2017
|
114.5
|
Mai 2017
|
115.2
|
Mehefin 2017
|
116.2
|
Gorffennaf 2017
|
117.7
|
Awst 2017
|
118.3
|
Medi 2017
|
117.8
|
Hydref 2017
|
117.8
|
Tachwedd 2017
|
117.6
|
Rhagfyr 2017
|
118.0
|
Ionawr 2018
|
117.4
|
Chwefror 2018
|
117.3
|
Mawrth 2018
|
117.1
|
Ebrill 2018
|
118.1
|
Mai 2018
|
118.9
|
Mehefin 2018
|
119.7
|
Gorffennaf 2018
|
121.1
|
Awst 2018
|
121.4
|
Medi 2018
|
121.4
|
Hydref 2018
|
120.9
|
Tachwedd 2018
|
120.9
|
Rhagfyr 2018
|
120.4
|
Ionawr 2019
|
119.5
|
Chwefror 2019
|
118.8
|
Mawrth 2019
|
118.8
|
Ebrill 2019
|
119.6
|
Mai 2019
|
120.0
|
Mehefin 2019
|
120.7
|
Gorffennaf 2019
|
121.5
|
Awst 2019
|
122.3
|
Medi 2019
|
122.2
|
Hydref 2019
|
121.9
|
Tachwedd 2019
|
122.0
|
Rhagfyr 2019
|
121.8
|
Ionawr 2020
|
121.0
|
Chwefror 2020
|
121.0
|
Mawrth 2020
|
121.7
|
Ebrill 2020
|
120.0
|
Mai 2020
|
120.8
|
Mehefin 2020
|
123.4
|
Gorffennaf 2020
|
123.9
|
Awst 2020
|
125.2
|
Medi 2020
|
126.7
|
Hydref 2020
|
128.1
|
Tachwedd 2020
|
129.6
|
Rhagfyr 2020
|
130.6
|
Ionawr 2021
|
130.8
|
Chwefror 2021
|
131.0
|
Mawrth 2021
|
132.8
|
Ebrill 2021
|
130.6
|
Mai 2021
|
131.8
|
Mehefin 2021
|
139.4
|
Gorffennaf 2021
|
131.8
|
Awst 2021
|
136.7
|
Medi 2021
|
140.8
|
Hydref 2021
|
137.2
|
Tachwedd 2021
|
139.7
|
Rhagfyr 2021
|
141.0
|
Ionawr 2022
|
142.5
|
Chwefror 2022
|
142.4
|
Mawrth 2022
|
142.9
|
Ebrill 2022
|
144.7
|
Mai 2022
|
146.4
|
Mehefin 2022
|
148.1
|
Gorffennaf 2022
|
151.0
|
Awst 2022
|
152.2
|
Medi 2022
|
152.7
|