Cysylltau cyflym:
yn ôl math o eiddo
yn ôl statws y prynwr
yn ôl statws cyllido
yn ôl statws yr eiddo
Ystadegau Prisiau Tai
Math o eiddo
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol ar gyfer pob math o eiddo neu ganolbwyntio ar un penodol.
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Fflatiau a fflatiau deulawr
|
Ionawr 2012
|
160822.0
|
208428.0
|
125039.0
|
Chwefror 2012
|
159074.0
|
207156.0
|
122907.0
|
Mawrth 2012
|
157732.0
|
205866.0
|
121414.0
|
Ebrill 2012
|
160499.0
|
209122.0
|
123925.0
|
Mai 2012
|
161782.0
|
209890.0
|
125290.0
|
Mehefin 2012
|
163244.0
|
211167.0
|
126524.0
|
Gorffennaf 2012
|
163489.0
|
211513.0
|
126354.0
|
Awst 2012
|
164267.0
|
213410.0
|
126445.0
|
Medi 2012
|
165236.0
|
214983.0
|
126809.0
|
Hydref 2012
|
163785.0
|
213206.0
|
125879.0
|
Tachwedd 2012
|
163007.0
|
212086.0
|
125126.0
|
Rhagfyr 2012
|
162794.0
|
212128.0
|
124951.0
|
Ionawr 2013
|
161429.0
|
211106.0
|
123580.0
|
Chwefror 2013
|
157227.0
|
205918.0
|
120352.0
|
Mawrth 2013
|
159487.0
|
209877.0
|
121894.0
|
Ebrill 2013
|
161668.0
|
212007.0
|
123613.0
|
Mai 2013
|
167756.0
|
219048.0
|
128937.0
|
Mehefin 2013
|
168532.0
|
219456.0
|
129747.0
|
Gorffennaf 2013
|
170411.0
|
221908.0
|
131075.0
|
Awst 2013
|
173129.0
|
225659.0
|
132803.0
|
Medi 2013
|
174906.0
|
228039.0
|
133816.0
|
Hydref 2013
|
178319.0
|
232504.0
|
136463.0
|
Tachwedd 2013
|
177425.0
|
232203.0
|
135388.0
|
Rhagfyr 2013
|
175931.0
|
230660.0
|
134513.0
|
Ionawr 2014
|
178958.0
|
234938.0
|
136745.0
|
Chwefror 2014
|
179635.0
|
234622.0
|
137626.0
|
Mawrth 2014
|
182357.0
|
238477.0
|
139304.0
|
Ebrill 2014
|
181831.0
|
238109.0
|
138785.0
|
Mai 2014
|
189178.0
|
248976.0
|
144064.0
|
Mehefin 2014
|
192923.0
|
254194.0
|
146906.0
|
Gorffennaf 2014
|
197171.0
|
260445.0
|
149740.0
|
Awst 2014
|
196203.0
|
259570.0
|
148897.0
|
Medi 2014
|
199285.0
|
263735.0
|
150959.0
|
Hydref 2014
|
198567.0
|
263107.0
|
150554.0
|
Tachwedd 2014
|
198445.0
|
262829.0
|
150499.0
|
Rhagfyr 2014
|
196037.0
|
259929.0
|
148783.0
|
Ionawr 2015
|
194934.0
|
257786.0
|
148151.0
|
Chwefror 2015
|
194018.0
|
256918.0
|
147487.0
|
Mawrth 2015
|
195391.0
|
259727.0
|
147887.0
|
Ebrill 2015
|
193881.0
|
256618.0
|
147431.0
|
Mai 2015
|
194283.0
|
256293.0
|
148353.0
|
Mehefin 2015
|
191032.0
|
250260.0
|
146684.0
|
Gorffennaf 2015
|
192164.0
|
252496.0
|
146943.0
|
Awst 2015
|
192744.0
|
254014.0
|
146530.0
|
Medi 2015
|
191769.0
|
253236.0
|
145656.0
|
Hydref 2015
|
189379.0
|
250513.0
|
143507.0
|
Tachwedd 2015
|
186096.0
|
245728.0
|
141166.0
|
Rhagfyr 2015
|
185848.0
|
245780.0
|
140589.0
|
Ionawr 2016
|
181773.0
|
240742.0
|
137617.0
|
Chwefror 2016
|
178336.0
|
237046.0
|
134737.0
|
Mawrth 2016
|
173942.0
|
230594.0
|
131867.0
|
Ebrill 2016
|
175201.0
|
232640.0
|
132512.0
|
Mai 2016
|
178120.0
|
235531.0
|
135316.0
|
Mehefin 2016
|
181954.0
|
240869.0
|
137949.0
|
Gorffennaf 2016
|
180687.0
|
238103.0
|
137412.0
|
Awst 2016
|
176417.0
|
233547.0
|
133387.0
|
Medi 2016
|
171284.0
|
226595.0
|
129825.0
|
Hydref 2016
|
171467.0
|
228175.0
|
129599.0
|
Tachwedd 2016
|
170715.0
|
226347.0
|
129646.0
|
Rhagfyr 2016
|
167654.0
|
222817.0
|
127216.0
|
Ionawr 2017
|
162453.0
|
215222.0
|
123439.0
|
Chwefror 2017
|
162123.0
|
215258.0
|
122856.0
|
Mawrth 2017
|
163840.0
|
216829.0
|
124437.0
|
Ebrill 2017
|
164580.0
|
217461.0
|
125258.0
|
Mai 2017
|
163656.0
|
215797.0
|
125088.0
|
Mehefin 2017
|
164027.0
|
215855.0
|
125635.0
|
Gorffennaf 2017
|
166711.0
|
219570.0
|
127767.0
|
Awst 2017
|
167850.0
|
220763.0
|
128504.0
|
Medi 2017
|
168928.0
|
222658.0
|
128990.0
|
Hydref 2017
|
166772.0
|
220345.0
|
127058.0
|
Tachwedd 2017
|
165582.0
|
219806.0
|
125817.0
|
Rhagfyr 2017
|
163507.0
|
217184.0
|
124208.0
|
Ionawr 2018
|
163440.0
|
217623.0
|
123808.0
|
Chwefror 2018
|
160631.0
|
213275.0
|
121548.0
|
Mawrth 2018
|
159378.0
|
212753.0
|
119921.0
|
Ebrill 2018
|
160036.0
|
213447.0
|
120438.0
|
Mai 2018
|
159659.0
|
212813.0
|
120560.0
|
Mehefin 2018
|
158562.0
|
210806.0
|
120314.0
|
Gorffennaf 2018
|
158190.0
|
209657.0
|
120291.0
|
Awst 2018
|
159333.0
|
211976.0
|
120608.0
|
Medi 2018
|
160131.0
|
213594.0
|
120745.0
|
Hydref 2018
|
156555.0
|
210356.0
|
117244.0
|
Tachwedd 2018
|
154776.0
|
208447.0
|
115839.0
|
Rhagfyr 2018
|
152090.0
|
204065.0
|
114336.0
|
Ionawr 2019
|
151212.0
|
202358.0
|
114029.0
|
Chwefror 2019
|
149341.0
|
199842.0
|
112476.0
|
Mawrth 2019
|
149848.0
|
201414.0
|
112161.0
|
Ebrill 2019
|
152065.0
|
204343.0
|
113743.0
|
Mai 2019
|
153491.0
|
206230.0
|
114807.0
|
Mehefin 2019
|
149566.0
|
200397.0
|
112326.0
|
Gorffennaf 2019
|
147467.0
|
197388.0
|
110774.0
|
Awst 2019
|
145315.0
|
194031.0
|
109394.0
|
Medi 2019
|
147195.0
|
196382.0
|
110665.0
|
Hydref 2019
|
146582.0
|
196968.0
|
109716.0
|
Tachwedd 2019
|
145606.0
|
196723.0
|
108507.0
|
Rhagfyr 2019
|
145717.0
|
198393.0
|
107706.0
|
Ionawr 2020
|
143829.0
|
195819.0
|
106086.0
|
Chwefror 2020
|
141925.0
|
193474.0
|
104424.0
|
Mawrth 2020
|
141192.0
|
191811.0
|
104273.0
|
Ebrill 2020
|
138943.0
|
189059.0
|
102131.0
|
Mai 2020
|
139367.0
|
189682.0
|
102395.0
|
Mehefin 2020
|
138884.0
|
189975.0
|
101499.0
|
Gorffennaf 2020
|
140454.0
|
191526.0
|
103092.0
|
Awst 2020
|
139507.0
|
190119.0
|
102561.0
|
Medi 2020
|
135837.0
|
184682.0
|
100211.0
|
Hydref 2020
|
136227.0
|
185160.0
|
100633.0
|
Tachwedd 2020
|
138723.0
|
188282.0
|
102330.0
|
Rhagfyr 2020
|
143218.0
|
194456.0
|
105235.0
|
Ionawr 2021
|
144543.0
|
195312.0
|
106760.0
|
Chwefror 2021
|
140990.0
|
189880.0
|
104479.0
|
Mawrth 2021
|
140301.0
|
188227.0
|
104525.0
|
Ebrill 2021
|
137189.0
|
183792.0
|
102155.0
|
Mai 2021
|
141502.0
|
189854.0
|
105305.0
|
Mehefin 2021
|
142756.0
|
190494.0
|
106464.0
|
Gorffennaf 2021
|
145926.0
|
196739.0
|
107950.0
|
Awst 2021
|
147344.0
|
199107.0
|
108813.0
|
Medi 2021
|
146797.0
|
199636.0
|
107910.0
|
Hydref 2021
|
146050.0
|
197584.0
|
107897.0
|
Tachwedd 2021
|
144634.0
|
195569.0
|
106807.0
|
Rhagfyr 2021
|
142694.0
|
193277.0
|
105282.0
|
Ionawr 2022
|
140478.0
|
190691.0
|
103359.0
|
Chwefror 2022
|
138361.0
|
188592.0
|
101477.0
|
Mawrth 2022
|
139539.0
|
190746.0
|
102044.0
|
Ebrill 2022
|
141443.0
|
193254.0
|
103286.0
|
Mai 2022
|
142338.0
|
194150.0
|
104118.0
|
Mehefin 2022
|
144058.0
|
196555.0
|
105105.0
|
Gorffennaf 2022
|
144622.0
|
197689.0
|
105516.0
|
Awst 2022
|
145280.0
|
198978.0
|
105643.0
|
Medi 2022
|
142071.0
|
194682.0
|
103535.0
|
Hydref 2022
|
140394.0
|
192682.0
|
102062.0
|
Tachwedd 2022
|
136457.0
|
187727.0
|
98923.0
|
Rhagfyr 2022
|
134663.0
|
185494.0
|
97423.0
|
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Fflatiau a fflatiau deulawr
|
Ionawr 2012
|
1.7
|
1.9
|
2.0
|
Chwefror 2012
|
-0.1
|
0.8
|
-0.5
|
Mawrth 2012
|
-1.8
|
-0.6
|
-2.4
|
Ebrill 2012
|
0.3
|
1.5
|
-0.2
|
Mai 2012
|
1.4
|
2.8
|
0.6
|
Mehefin 2012
|
0.6
|
1.6
|
-0.4
|
Gorffennaf 2012
|
0.5
|
1.4
|
-0.7
|
Awst 2012
|
-0.4
|
0.2
|
-1.0
|
Medi 2012
|
1.4
|
2.0
|
0.8
|
Hydref 2012
|
0.3
|
0.5
|
-0.0
|
Tachwedd 2012
|
0.1
|
0.5
|
-0.9
|
Rhagfyr 2012
|
-0.2
|
0.4
|
-1.6
|
Ionawr 2013
|
0.4
|
1.3
|
-1.2
|
Chwefror 2013
|
-1.2
|
-0.6
|
-2.1
|
Mawrth 2013
|
1.1
|
2.0
|
0.4
|
Ebrill 2013
|
0.7
|
1.4
|
-0.2
|
Mai 2013
|
3.7
|
4.4
|
2.9
|
Mehefin 2013
|
3.2
|
3.9
|
2.6
|
Gorffennaf 2013
|
4.2
|
4.9
|
3.7
|
Awst 2013
|
5.4
|
5.7
|
5.0
|
Medi 2013
|
5.8
|
6.1
|
5.5
|
Hydref 2013
|
8.9
|
9.0
|
8.4
|
Tachwedd 2013
|
8.8
|
9.5
|
8.2
|
Rhagfyr 2013
|
8.1
|
8.7
|
7.6
|
Ionawr 2014
|
10.9
|
11.3
|
10.6
|
Chwefror 2014
|
14.2
|
13.9
|
14.4
|
Mawrth 2014
|
14.3
|
13.6
|
14.3
|
Ebrill 2014
|
12.5
|
12.3
|
12.3
|
Mai 2014
|
12.8
|
13.7
|
11.7
|
Mehefin 2014
|
14.5
|
15.8
|
13.2
|
Gorffennaf 2014
|
15.7
|
17.4
|
14.2
|
Awst 2014
|
13.3
|
15.0
|
12.1
|
Medi 2014
|
13.9
|
15.6
|
12.8
|
Hydref 2014
|
11.4
|
13.2
|
10.3
|
Tachwedd 2014
|
11.8
|
13.2
|
11.2
|
Rhagfyr 2014
|
11.4
|
12.7
|
10.6
|
Ionawr 2015
|
8.9
|
9.7
|
8.3
|
Chwefror 2015
|
8.0
|
9.5
|
7.2
|
Mawrth 2015
|
7.2
|
8.9
|
6.2
|
Ebrill 2015
|
6.6
|
7.8
|
6.2
|
Mai 2015
|
2.7
|
2.9
|
3.0
|
Mehefin 2015
|
-1.0
|
-1.6
|
-0.2
|
Gorffennaf 2015
|
-2.5
|
-3.0
|
-1.9
|
Awst 2015
|
-1.8
|
-2.1
|
-1.6
|
Medi 2015
|
-3.8
|
-4.0
|
-3.5
|
Hydref 2015
|
-4.6
|
-4.8
|
-4.7
|
Tachwedd 2015
|
-6.2
|
-6.5
|
-6.2
|
Rhagfyr 2015
|
-5.2
|
-5.4
|
-5.5
|
Ionawr 2016
|
-6.8
|
-6.6
|
-7.1
|
Chwefror 2016
|
-8.1
|
-7.7
|
-8.6
|
Mawrth 2016
|
-11.0
|
-11.2
|
-10.8
|
Ebrill 2016
|
-9.6
|
-9.3
|
-10.1
|
Mai 2016
|
-8.3
|
-8.1
|
-8.8
|
Mehefin 2016
|
-4.8
|
-3.8
|
-6.0
|
Gorffennaf 2016
|
-6.0
|
-5.7
|
-6.5
|
Awst 2016
|
-8.5
|
-8.1
|
-9.0
|
Medi 2016
|
-10.7
|
-10.5
|
-10.9
|
Hydref 2016
|
-9.5
|
-8.9
|
-9.7
|
Tachwedd 2016
|
-8.3
|
-7.9
|
-8.2
|
Rhagfyr 2016
|
-9.8
|
-9.3
|
-9.5
|
Ionawr 2017
|
-10.6
|
-10.6
|
-10.3
|
Chwefror 2017
|
-9.1
|
-9.2
|
-8.8
|
Mawrth 2017
|
-5.8
|
-6.0
|
-5.6
|
Ebrill 2017
|
-6.2
|
-6.6
|
-5.5
|
Mai 2017
|
-8.2
|
-8.5
|
-7.5
|
Mehefin 2017
|
-9.8
|
-10.4
|
-8.9
|
Gorffennaf 2017
|
-7.7
|
-7.8
|
-7.0
|
Awst 2017
|
-4.9
|
-5.5
|
-3.7
|
Medi 2017
|
-1.4
|
-1.7
|
-0.6
|
Hydref 2017
|
-2.7
|
-3.4
|
-2.0
|
Tachwedd 2017
|
-3.0
|
-2.9
|
-3.0
|
Rhagfyr 2017
|
-2.5
|
-2.5
|
-2.4
|
Ionawr 2018
|
0.6
|
1.1
|
0.3
|
Chwefror 2018
|
-0.9
|
-0.9
|
-1.1
|
Mawrth 2018
|
-2.7
|
-1.9
|
-3.6
|
Ebrill 2018
|
-2.8
|
-1.8
|
-3.8
|
Mai 2018
|
-2.4
|
-1.4
|
-3.6
|
Mehefin 2018
|
-3.3
|
-2.3
|
-4.2
|
Gorffennaf 2018
|
-5.1
|
-4.5
|
-5.8
|
Awst 2018
|
-5.1
|
-4.0
|
-6.1
|
Medi 2018
|
-5.2
|
-4.1
|
-6.4
|
Hydref 2018
|
-6.1
|
-4.5
|
-7.7
|
Tachwedd 2018
|
-6.5
|
-5.2
|
-7.9
|
Rhagfyr 2018
|
-7.0
|
-6.0
|
-8.0
|
Ionawr 2019
|
-7.5
|
-7.0
|
-7.9
|
Chwefror 2019
|
-7.0
|
-6.3
|
-7.5
|
Mawrth 2019
|
-6.0
|
-5.3
|
-6.5
|
Ebrill 2019
|
-5.0
|
-4.3
|
-5.6
|
Mai 2019
|
-3.9
|
-3.1
|
-4.8
|
Mehefin 2019
|
-5.7
|
-4.9
|
-6.6
|
Gorffennaf 2019
|
-6.8
|
-5.8
|
-7.9
|
Awst 2019
|
-8.8
|
-8.5
|
-9.3
|
Medi 2019
|
-8.1
|
-8.1
|
-8.4
|
Hydref 2019
|
-6.4
|
-6.4
|
-6.4
|
Tachwedd 2019
|
-5.9
|
-5.6
|
-6.3
|
Rhagfyr 2019
|
-4.2
|
-2.8
|
-5.8
|
Ionawr 2020
|
-4.9
|
-3.2
|
-7.0
|
Chwefror 2020
|
-5.0
|
-3.2
|
-7.2
|
Mawrth 2020
|
-5.8
|
-4.8
|
-7.0
|
Ebrill 2020
|
-8.6
|
-7.5
|
-10.2
|
Mai 2020
|
-9.2
|
-8.0
|
-10.8
|
Mehefin 2020
|
-7.1
|
-5.2
|
-9.6
|
Gorffennaf 2020
|
-4.8
|
-3.0
|
-6.9
|
Awst 2020
|
-4.0
|
-2.0
|
-6.2
|
Medi 2020
|
-7.7
|
-6.0
|
-9.4
|
Hydref 2020
|
-7.1
|
-6.0
|
-8.3
|
Tachwedd 2020
|
-4.7
|
-4.3
|
-5.7
|
Rhagfyr 2020
|
-1.7
|
-2.0
|
-2.3
|
Ionawr 2021
|
0.5
|
-0.3
|
0.6
|
Chwefror 2021
|
-0.7
|
-1.9
|
0.1
|
Mawrth 2021
|
-0.6
|
-1.9
|
0.2
|
Ebrill 2021
|
-1.3
|
-2.8
|
0.0
|
Mai 2021
|
1.5
|
0.1
|
2.8
|
Mehefin 2021
|
2.8
|
0.3
|
4.9
|
Gorffennaf 2021
|
3.9
|
2.7
|
4.7
|
Awst 2021
|
5.6
|
4.7
|
6.1
|
Medi 2021
|
8.1
|
8.1
|
7.7
|
Hydref 2021
|
7.2
|
6.7
|
7.2
|
Tachwedd 2021
|
4.3
|
3.9
|
4.4
|
Rhagfyr 2021
|
-0.4
|
-0.6
|
0.0
|
Ionawr 2022
|
-2.8
|
-2.4
|
-3.2
|
Chwefror 2022
|
-1.9
|
-0.7
|
-2.9
|
Mawrth 2022
|
-0.5
|
1.3
|
-2.4
|
Ebrill 2022
|
3.1
|
5.1
|
1.1
|
Mai 2022
|
0.6
|
2.3
|
-1.1
|
Mehefin 2022
|
0.9
|
3.2
|
-1.3
|
Gorffennaf 2022
|
-0.9
|
0.5
|
-2.3
|
Awst 2022
|
-1.4
|
-0.1
|
-2.9
|
Medi 2022
|
-3.2
|
-2.5
|
-4.1
|
Hydref 2022
|
-3.9
|
-2.5
|
-5.4
|
Tachwedd 2022
|
-5.7
|
-4.0
|
-7.4
|
Rhagfyr 2022
|
-5.6
|
-4.0
|
-7.5
|
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Fflatiau a fflatiau deulawr
|
Ionawr 2012
|
-1.4
|
-1.4
|
-1.5
|
Chwefror 2012
|
-1.1
|
-0.6
|
-1.7
|
Mawrth 2012
|
-0.8
|
-0.6
|
-1.2
|
Ebrill 2012
|
1.8
|
1.6
|
2.1
|
Mai 2012
|
0.8
|
0.4
|
1.1
|
Mehefin 2012
|
0.9
|
0.6
|
1.0
|
Gorffennaf 2012
|
0.2
|
0.2
|
-0.1
|
Awst 2012
|
0.5
|
0.9
|
0.1
|
Medi 2012
|
0.6
|
0.7
|
0.3
|
Hydref 2012
|
-0.9
|
-0.8
|
-0.7
|
Tachwedd 2012
|
-0.5
|
-0.5
|
-0.6
|
Rhagfyr 2012
|
-0.1
|
0.0
|
-0.1
|
Ionawr 2013
|
-0.8
|
-0.5
|
-1.1
|
Chwefror 2013
|
-2.6
|
-2.5
|
-2.6
|
Mawrth 2013
|
1.4
|
1.9
|
1.3
|
Ebrill 2013
|
1.4
|
1.0
|
1.4
|
Mai 2013
|
3.8
|
3.3
|
4.3
|
Mehefin 2013
|
0.5
|
0.2
|
0.6
|
Gorffennaf 2013
|
1.1
|
1.1
|
1.0
|
Awst 2013
|
1.6
|
1.7
|
1.3
|
Medi 2013
|
1.0
|
1.0
|
0.8
|
Hydref 2013
|
2.0
|
2.0
|
2.0
|
Tachwedd 2013
|
-0.5
|
-0.1
|
-0.8
|
Rhagfyr 2013
|
-0.8
|
-0.7
|
-0.6
|
Ionawr 2014
|
1.7
|
1.8
|
1.7
|
Chwefror 2014
|
0.4
|
-0.1
|
0.6
|
Mawrth 2014
|
1.5
|
1.6
|
1.2
|
Ebrill 2014
|
-0.3
|
-0.2
|
-0.4
|
Mai 2014
|
4.0
|
4.6
|
3.8
|
Mehefin 2014
|
2.0
|
2.1
|
2.0
|
Gorffennaf 2014
|
2.2
|
2.5
|
1.9
|
Awst 2014
|
-0.5
|
-0.3
|
-0.6
|
Medi 2014
|
1.6
|
1.6
|
1.4
|
Hydref 2014
|
-0.4
|
-0.2
|
-0.3
|
Tachwedd 2014
|
-0.1
|
-0.1
|
-0.0
|
Rhagfyr 2014
|
-1.2
|
-1.1
|
-1.1
|
Ionawr 2015
|
-0.6
|
-0.8
|
-0.4
|
Chwefror 2015
|
-0.5
|
-0.3
|
-0.4
|
Mawrth 2015
|
0.7
|
1.1
|
0.3
|
Ebrill 2015
|
-0.8
|
-1.2
|
-0.3
|
Mai 2015
|
0.2
|
-0.1
|
0.6
|
Mehefin 2015
|
-1.7
|
-2.4
|
-1.1
|
Gorffennaf 2015
|
0.6
|
0.9
|
0.2
|
Awst 2015
|
0.3
|
0.6
|
-0.3
|
Medi 2015
|
-0.5
|
-0.3
|
-0.6
|
Hydref 2015
|
-1.2
|
-1.1
|
-1.5
|
Tachwedd 2015
|
-1.7
|
-1.9
|
-1.6
|
Rhagfyr 2015
|
-0.1
|
0.0
|
-0.4
|
Ionawr 2016
|
-2.2
|
-2.0
|
-2.1
|
Chwefror 2016
|
-1.9
|
-1.5
|
-2.1
|
Mawrth 2016
|
-2.5
|
-2.7
|
-2.1
|
Ebrill 2016
|
0.7
|
0.9
|
0.5
|
Mai 2016
|
1.7
|
1.2
|
2.1
|
Mehefin 2016
|
2.2
|
2.3
|
2.0
|
Gorffennaf 2016
|
-0.7
|
-1.2
|
-0.4
|
Awst 2016
|
-2.4
|
-1.9
|
-2.9
|
Medi 2016
|
-2.9
|
-3.0
|
-2.7
|
Hydref 2016
|
0.1
|
0.7
|
-0.2
|
Tachwedd 2016
|
-0.4
|
-0.8
|
0.0
|
Rhagfyr 2016
|
-1.8
|
-1.6
|
-1.9
|
Ionawr 2017
|
-3.1
|
-3.4
|
-3.0
|
Chwefror 2017
|
-0.2
|
0.0
|
-0.5
|
Mawrth 2017
|
1.1
|
0.7
|
1.3
|
Ebrill 2017
|
0.4
|
0.3
|
0.7
|
Mai 2017
|
-0.6
|
-0.8
|
-0.1
|
Mehefin 2017
|
0.2
|
0.0
|
0.4
|
Gorffennaf 2017
|
1.6
|
1.7
|
1.7
|
Awst 2017
|
0.7
|
0.5
|
0.6
|
Medi 2017
|
0.6
|
0.9
|
0.4
|
Hydref 2017
|
-1.3
|
-1.0
|
-1.5
|
Tachwedd 2017
|
-0.7
|
-0.2
|
-1.0
|
Rhagfyr 2017
|
-1.2
|
-1.2
|
-1.3
|
Ionawr 2018
|
-0.0
|
0.2
|
-0.3
|
Chwefror 2018
|
-1.7
|
-2.0
|
-1.8
|
Mawrth 2018
|
-0.8
|
-0.2
|
-1.3
|
Ebrill 2018
|
0.4
|
0.3
|
0.4
|
Mai 2018
|
-0.2
|
-0.3
|
0.1
|
Mehefin 2018
|
-0.7
|
-0.9
|
-0.2
|
Gorffennaf 2018
|
-0.2
|
-0.5
|
-0.0
|
Awst 2018
|
0.7
|
1.1
|
0.3
|
Medi 2018
|
0.5
|
0.8
|
0.1
|
Hydref 2018
|
-2.2
|
-1.5
|
-2.9
|
Tachwedd 2018
|
-1.1
|
-0.9
|
-1.2
|
Rhagfyr 2018
|
-1.7
|
-2.1
|
-1.3
|
Ionawr 2019
|
-0.6
|
-0.8
|
-0.3
|
Chwefror 2019
|
-1.2
|
-1.2
|
-1.4
|
Mawrth 2019
|
0.3
|
0.8
|
-0.3
|
Ebrill 2019
|
1.5
|
1.4
|
1.4
|
Mai 2019
|
0.9
|
0.9
|
0.9
|
Mehefin 2019
|
-2.6
|
-2.8
|
-2.2
|
Gorffennaf 2019
|
-1.4
|
-1.5
|
-1.4
|
Awst 2019
|
-1.5
|
-1.7
|
-1.2
|
Medi 2019
|
1.3
|
1.2
|
1.2
|
Hydref 2019
|
-0.4
|
0.3
|
-0.9
|
Tachwedd 2019
|
-0.7
|
-0.1
|
-1.1
|
Rhagfyr 2019
|
0.1
|
0.8
|
-0.7
|
Ionawr 2020
|
-1.3
|
-1.3
|
-1.5
|
Chwefror 2020
|
-1.3
|
-1.2
|
-1.6
|
Mawrth 2020
|
-0.5
|
-0.9
|
-0.1
|
Ebrill 2020
|
-1.6
|
-1.4
|
-2.0
|
Mai 2020
|
0.3
|
0.3
|
0.3
|
Mehefin 2020
|
-0.4
|
0.2
|
-0.9
|
Gorffennaf 2020
|
1.1
|
0.8
|
1.6
|
Awst 2020
|
-0.7
|
-0.7
|
-0.5
|
Medi 2020
|
-2.6
|
-2.9
|
-2.3
|
Hydref 2020
|
0.3
|
0.3
|
0.4
|
Tachwedd 2020
|
1.8
|
1.7
|
1.7
|
Rhagfyr 2020
|
3.2
|
3.3
|
2.8
|
Ionawr 2021
|
0.9
|
0.4
|
1.4
|
Chwefror 2021
|
-2.5
|
-2.8
|
-2.1
|
Mawrth 2021
|
-0.5
|
-0.9
|
0.0
|
Ebrill 2021
|
-2.2
|
-2.4
|
-2.3
|
Mai 2021
|
3.1
|
3.3
|
3.1
|
Mehefin 2021
|
0.9
|
0.3
|
1.1
|
Gorffennaf 2021
|
2.2
|
3.3
|
1.4
|
Awst 2021
|
1.0
|
1.2
|
0.8
|
Medi 2021
|
-0.4
|
0.3
|
-0.8
|
Hydref 2021
|
-0.5
|
-1.0
|
0.0
|
Tachwedd 2021
|
-1.0
|
-1.0
|
-1.0
|
Rhagfyr 2021
|
-1.3
|
-1.2
|
-1.4
|
Ionawr 2022
|
-1.6
|
-1.3
|
-1.8
|
Chwefror 2022
|
-1.5
|
-1.1
|
-1.8
|
Mawrth 2022
|
0.9
|
1.1
|
0.6
|
Ebrill 2022
|
1.4
|
1.3
|
1.2
|
Mai 2022
|
0.6
|
0.5
|
0.8
|
Mehefin 2022
|
1.2
|
1.2
|
0.9
|
Gorffennaf 2022
|
0.4
|
0.6
|
0.4
|
Awst 2022
|
0.5
|
0.7
|
0.1
|
Medi 2022
|
-2.2
|
-2.2
|
-2.0
|
Hydref 2022
|
-1.2
|
-1.0
|
-1.4
|
Tachwedd 2022
|
-2.8
|
-2.6
|
-3.1
|
Rhagfyr 2022
|
-1.3
|
-1.2
|
-1.5
|
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Fflatiau a fflatiau deulawr
|
Ionawr 2012
|
82.5
|
80.8
|
84.4
|
Chwefror 2012
|
81.6
|
80.4
|
83.0
|
Mawrth 2012
|
80.9
|
79.9
|
82.0
|
Ebrill 2012
|
82.3
|
81.1
|
83.6
|
Mai 2012
|
83.0
|
81.4
|
84.6
|
Mehefin 2012
|
83.7
|
81.9
|
85.4
|
Gorffennaf 2012
|
83.9
|
82.0
|
85.3
|
Awst 2012
|
84.3
|
82.8
|
85.4
|
Medi 2012
|
84.8
|
83.4
|
85.6
|
Hydref 2012
|
84.0
|
82.7
|
85.0
|
Tachwedd 2012
|
83.6
|
82.3
|
84.5
|
Rhagfyr 2012
|
83.5
|
82.3
|
84.3
|
Ionawr 2013
|
82.8
|
81.9
|
83.4
|
Chwefror 2013
|
80.7
|
79.9
|
81.2
|
Mawrth 2013
|
81.8
|
81.4
|
82.3
|
Ebrill 2013
|
82.9
|
82.2
|
83.4
|
Mai 2013
|
86.1
|
85.0
|
87.0
|
Mehefin 2013
|
86.5
|
85.1
|
87.6
|
Gorffennaf 2013
|
87.4
|
86.1
|
88.5
|
Awst 2013
|
88.8
|
87.5
|
89.6
|
Medi 2013
|
89.7
|
88.5
|
90.3
|
Hydref 2013
|
91.5
|
90.2
|
92.1
|
Tachwedd 2013
|
91.0
|
90.1
|
91.4
|
Rhagfyr 2013
|
90.2
|
89.5
|
90.8
|
Ionawr 2014
|
91.8
|
91.1
|
92.3
|
Chwefror 2014
|
92.2
|
91.0
|
92.9
|
Mawrth 2014
|
93.6
|
92.5
|
94.0
|
Ebrill 2014
|
93.3
|
92.4
|
93.7
|
Mai 2014
|
97.0
|
96.6
|
97.2
|
Mehefin 2014
|
99.0
|
98.6
|
99.2
|
Gorffennaf 2014
|
101.2
|
101.0
|
101.1
|
Awst 2014
|
100.6
|
100.7
|
100.5
|
Medi 2014
|
102.2
|
102.3
|
101.9
|
Hydref 2014
|
101.9
|
102.1
|
101.6
|
Tachwedd 2014
|
101.8
|
102.0
|
101.6
|
Rhagfyr 2014
|
100.6
|
100.8
|
100.4
|
Ionawr 2015
|
100.0
|
100.0
|
100.0
|
Chwefror 2015
|
99.5
|
99.7
|
99.6
|
Mawrth 2015
|
100.2
|
100.8
|
99.8
|
Ebrill 2015
|
99.5
|
99.6
|
99.5
|
Mai 2015
|
99.7
|
99.4
|
100.1
|
Mehefin 2015
|
98.0
|
97.1
|
99.0
|
Gorffennaf 2015
|
98.6
|
98.0
|
99.2
|
Awst 2015
|
98.9
|
98.5
|
98.9
|
Medi 2015
|
98.4
|
98.2
|
98.3
|
Hydref 2015
|
97.2
|
97.2
|
96.9
|
Tachwedd 2015
|
95.5
|
95.3
|
95.3
|
Rhagfyr 2015
|
95.3
|
95.3
|
94.9
|
Ionawr 2016
|
93.2
|
93.4
|
92.9
|
Chwefror 2016
|
91.5
|
92.0
|
91.0
|
Mawrth 2016
|
89.2
|
89.4
|
89.0
|
Ebrill 2016
|
89.9
|
90.2
|
89.4
|
Mai 2016
|
91.4
|
91.4
|
91.3
|
Mehefin 2016
|
93.3
|
93.4
|
93.1
|
Gorffennaf 2016
|
92.7
|
92.4
|
92.8
|
Awst 2016
|
90.5
|
90.6
|
90.0
|
Medi 2016
|
87.9
|
87.9
|
87.6
|
Hydref 2016
|
88.0
|
88.5
|
87.5
|
Tachwedd 2016
|
87.6
|
87.8
|
87.5
|
Rhagfyr 2016
|
86.0
|
86.4
|
85.9
|
Ionawr 2017
|
83.3
|
83.5
|
83.3
|
Chwefror 2017
|
83.2
|
83.5
|
82.9
|
Mawrth 2017
|
84.0
|
84.1
|
84.0
|
Ebrill 2017
|
84.4
|
84.4
|
84.6
|
Mai 2017
|
84.0
|
83.7
|
84.4
|
Mehefin 2017
|
84.1
|
83.7
|
84.8
|
Gorffennaf 2017
|
85.5
|
85.2
|
86.2
|
Awst 2017
|
86.1
|
85.6
|
86.7
|
Medi 2017
|
86.7
|
86.4
|
87.1
|
Hydref 2017
|
85.6
|
85.5
|
85.8
|
Tachwedd 2017
|
84.9
|
85.3
|
84.9
|
Rhagfyr 2017
|
83.9
|
84.2
|
83.8
|
Ionawr 2018
|
83.8
|
84.4
|
83.6
|
Chwefror 2018
|
82.4
|
82.7
|
82.0
|
Mawrth 2018
|
81.8
|
82.5
|
80.9
|
Ebrill 2018
|
82.1
|
82.8
|
81.3
|
Mai 2018
|
81.9
|
82.6
|
81.4
|
Mehefin 2018
|
81.3
|
81.8
|
81.2
|
Gorffennaf 2018
|
81.2
|
81.3
|
81.2
|
Awst 2018
|
81.7
|
82.2
|
81.4
|
Medi 2018
|
82.2
|
82.9
|
81.5
|
Hydref 2018
|
80.3
|
81.6
|
79.1
|
Tachwedd 2018
|
79.4
|
80.9
|
78.2
|
Rhagfyr 2018
|
78.0
|
79.2
|
77.2
|
Ionawr 2019
|
77.6
|
78.5
|
77.0
|
Chwefror 2019
|
76.6
|
77.5
|
75.9
|
Mawrth 2019
|
76.9
|
78.1
|
75.7
|
Ebrill 2019
|
78.0
|
79.3
|
76.8
|
Mai 2019
|
78.7
|
80.0
|
77.5
|
Mehefin 2019
|
76.7
|
77.7
|
75.8
|
Gorffennaf 2019
|
75.6
|
76.6
|
74.8
|
Awst 2019
|
74.6
|
75.3
|
73.8
|
Medi 2019
|
75.5
|
76.2
|
74.7
|
Hydref 2019
|
75.2
|
76.4
|
74.1
|
Tachwedd 2019
|
74.7
|
76.3
|
73.2
|
Rhagfyr 2019
|
74.8
|
77.0
|
72.7
|
Ionawr 2020
|
73.8
|
76.0
|
71.6
|
Chwefror 2020
|
72.8
|
75.0
|
70.5
|
Mawrth 2020
|
72.4
|
74.4
|
70.4
|
Ebrill 2020
|
71.3
|
73.3
|
68.9
|
Mai 2020
|
71.5
|
73.6
|
69.1
|
Mehefin 2020
|
71.2
|
73.7
|
68.5
|
Gorffennaf 2020
|
72.0
|
74.3
|
69.6
|
Awst 2020
|
71.6
|
73.8
|
69.2
|
Medi 2020
|
69.7
|
71.6
|
67.6
|
Hydref 2020
|
69.9
|
71.8
|
67.9
|
Tachwedd 2020
|
71.2
|
73.0
|
69.1
|
Rhagfyr 2020
|
73.5
|
75.4
|
71.0
|
Ionawr 2021
|
74.1
|
75.8
|
72.1
|
Chwefror 2021
|
72.3
|
73.7
|
70.5
|
Mawrth 2021
|
72.0
|
73.0
|
70.6
|
Ebrill 2021
|
70.4
|
71.3
|
69.0
|
Mai 2021
|
72.6
|
73.6
|
71.1
|
Mehefin 2021
|
73.2
|
73.9
|
71.9
|
Gorffennaf 2021
|
74.9
|
76.3
|
72.9
|
Awst 2021
|
75.6
|
77.2
|
73.4
|
Medi 2021
|
75.3
|
77.4
|
72.8
|
Hydref 2021
|
74.9
|
76.6
|
72.8
|
Tachwedd 2021
|
74.2
|
75.9
|
72.1
|
Rhagfyr 2021
|
73.2
|
75.0
|
71.1
|
Ionawr 2022
|
72.1
|
74.0
|
69.8
|
Chwefror 2022
|
71.0
|
73.2
|
68.5
|
Mawrth 2022
|
71.6
|
74.0
|
68.9
|
Ebrill 2022
|
72.6
|
75.0
|
69.7
|
Mai 2022
|
73.0
|
75.3
|
70.3
|
Mehefin 2022
|
73.9
|
76.2
|
70.9
|
Gorffennaf 2022
|
74.2
|
76.7
|
71.2
|
Awst 2022
|
74.5
|
77.2
|
71.3
|
Medi 2022
|
72.9
|
75.5
|
69.9
|
Hydref 2022
|
72.0
|
74.7
|
68.9
|
Tachwedd 2022
|
70.0
|
72.8
|
66.8
|
Rhagfyr 2022
|
69.1
|
72.0
|
65.8
|
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
|
Prynwyr am y tro cyntaf
|
Ionawr 2012
|
135844.0
|
Chwefror 2012
|
134112.0
|
Mawrth 2012
|
133160.0
|
Ebrill 2012
|
135508.0
|
Mai 2012
|
136873.0
|
Mehefin 2012
|
137990.0
|
Gorffennaf 2012
|
137988.0
|
Awst 2012
|
138435.0
|
Medi 2012
|
139148.0
|
Hydref 2012
|
138162.0
|
Tachwedd 2012
|
137496.0
|
Rhagfyr 2012
|
137477.0
|
Ionawr 2013
|
136253.0
|
Chwefror 2013
|
132673.0
|
Mawrth 2013
|
134206.0
|
Ebrill 2013
|
136065.0
|
Mai 2013
|
141398.0
|
Mehefin 2013
|
142203.0
|
Gorffennaf 2013
|
143654.0
|
Awst 2013
|
146023.0
|
Medi 2013
|
147339.0
|
Hydref 2013
|
150335.0
|
Tachwedd 2013
|
149198.0
|
Rhagfyr 2013
|
148110.0
|
Ionawr 2014
|
150642.0
|
Chwefror 2014
|
151736.0
|
Mawrth 2014
|
154031.0
|
Ebrill 2014
|
153650.0
|
Mai 2014
|
159407.0
|
Mehefin 2014
|
162540.0
|
Gorffennaf 2014
|
165870.0
|
Awst 2014
|
165102.0
|
Medi 2014
|
167535.0
|
Hydref 2014
|
166878.0
|
Tachwedd 2014
|
166755.0
|
Rhagfyr 2014
|
164712.0
|
Ionawr 2015
|
164052.0
|
Chwefror 2015
|
163156.0
|
Mawrth 2015
|
163575.0
|
Ebrill 2015
|
163081.0
|
Mai 2015
|
164090.0
|
Mehefin 2015
|
162651.0
|
Gorffennaf 2015
|
162993.0
|
Awst 2015
|
162996.0
|
Medi 2015
|
161846.0
|
Hydref 2015
|
159802.0
|
Tachwedd 2015
|
157180.0
|
Rhagfyr 2015
|
156788.0
|
Ionawr 2016
|
153224.0
|
Chwefror 2016
|
150308.0
|
Mawrth 2016
|
146740.0
|
Ebrill 2016
|
147884.0
|
Mai 2016
|
150705.0
|
Mehefin 2016
|
154033.0
|
Gorffennaf 2016
|
153135.0
|
Awst 2016
|
148983.0
|
Medi 2016
|
144756.0
|
Hydref 2016
|
144319.0
|
Tachwedd 2016
|
143957.0
|
Rhagfyr 2016
|
141265.0
|
Ionawr 2017
|
137173.0
|
Chwefror 2017
|
136662.0
|
Mawrth 2017
|
138256.0
|
Ebrill 2017
|
138964.0
|
Mai 2017
|
138509.0
|
Mehefin 2017
|
138912.0
|
Gorffennaf 2017
|
141219.0
|
Awst 2017
|
142032.0
|
Medi 2017
|
142778.0
|
Hydref 2017
|
140890.0
|
Tachwedd 2017
|
139807.0
|
Rhagfyr 2017
|
138134.0
|
Ionawr 2018
|
137877.0
|
Chwefror 2018
|
135396.0
|
Mawrth 2018
|
134077.0
|
Ebrill 2018
|
134880.0
|
Mai 2018
|
134963.0
|
Mehefin 2018
|
134339.0
|
Gorffennaf 2018
|
134052.0
|
Awst 2018
|
134746.0
|
Medi 2018
|
135177.0
|
Hydref 2018
|
131719.0
|
Tachwedd 2018
|
130218.0
|
Rhagfyr 2018
|
128236.0
|
Ionawr 2019
|
127719.0
|
Chwefror 2019
|
126090.0
|
Mawrth 2019
|
126216.0
|
Ebrill 2019
|
128208.0
|
Mai 2019
|
129510.0
|
Mehefin 2019
|
126403.0
|
Gorffennaf 2019
|
124514.0
|
Awst 2019
|
122697.0
|
Medi 2019
|
124216.0
|
Hydref 2019
|
123569.0
|
Tachwedd 2019
|
122568.0
|
Rhagfyr 2019
|
122359.0
|
Ionawr 2020
|
120683.0
|
Chwefror 2020
|
118944.0
|
Mawrth 2020
|
118380.0
|
Ebrill 2020
|
116422.0
|
Mai 2020
|
116826.0
|
Mehefin 2020
|
116266.0
|
Gorffennaf 2020
|
117513.0
|
Awst 2020
|
116839.0
|
Medi 2020
|
114004.0
|
Hydref 2020
|
114598.0
|
Tachwedd 2020
|
116539.0
|
Rhagfyr 2020
|
120058.0
|
Ionawr 2021
|
121162.0
|
Chwefror 2021
|
118237.0
|
Mawrth 2021
|
117793.0
|
Ebrill 2021
|
115203.0
|
Mai 2021
|
118890.0
|
Mehefin 2021
|
119970.0
|
Gorffennaf 2021
|
122380.0
|
Awst 2021
|
123484.0
|
Medi 2021
|
122899.0
|
Hydref 2021
|
122411.0
|
Tachwedd 2021
|
121114.0
|
Rhagfyr 2021
|
119483.0
|
Ionawr 2022
|
117475.0
|
Chwefror 2022
|
115696.0
|
Mawrth 2022
|
116619.0
|
Ebrill 2022
|
118240.0
|
Mai 2022
|
119107.0
|
Mehefin 2022
|
120338.0
|
Gorffennaf 2022
|
120914.0
|
Awst 2022
|
121375.0
|
Medi 2022
|
118951.0
|
Hydref 2022
|
117455.0
|
Tachwedd 2022
|
114109.0
|
Rhagfyr 2022
|
112551.0
|
Dyddiad
|
Prynwyr am y tro cyntaf
|
Ionawr 2012
|
-1.2
|
Chwefror 2012
|
-2.1
|
Mawrth 2012
|
-1.8
|
Ebrill 2012
|
0.2
|
Mai 2012
|
1.6
|
Mehefin 2012
|
0.6
|
Gorffennaf 2012
|
0.4
|
Awst 2012
|
-0.6
|
Medi 2012
|
1.1
|
Hydref 2012
|
0.2
|
Tachwedd 2012
|
-0.1
|
Rhagfyr 2012
|
-0.3
|
Ionawr 2013
|
0.3
|
Chwefror 2013
|
-1.1
|
Mawrth 2013
|
0.8
|
Ebrill 2013
|
0.4
|
Mai 2013
|
3.3
|
Mehefin 2013
|
3.0
|
Gorffennaf 2013
|
4.1
|
Awst 2013
|
5.5
|
Medi 2013
|
5.9
|
Hydref 2013
|
8.8
|
Tachwedd 2013
|
8.5
|
Rhagfyr 2013
|
7.7
|
Ionawr 2014
|
10.6
|
Chwefror 2014
|
14.4
|
Mawrth 2014
|
14.8
|
Ebrill 2014
|
12.9
|
Mai 2014
|
12.7
|
Mehefin 2014
|
14.3
|
Gorffennaf 2014
|
15.5
|
Awst 2014
|
13.1
|
Medi 2014
|
13.7
|
Hydref 2014
|
11.0
|
Tachwedd 2014
|
11.8
|
Rhagfyr 2014
|
11.2
|
Ionawr 2015
|
8.9
|
Chwefror 2015
|
7.5
|
Mawrth 2015
|
6.2
|
Ebrill 2015
|
6.1
|
Mai 2015
|
2.9
|
Mehefin 2015
|
0.1
|
Gorffennaf 2015
|
-1.7
|
Awst 2015
|
-1.3
|
Medi 2015
|
-3.4
|
Hydref 2015
|
-4.2
|
Tachwedd 2015
|
-5.7
|
Rhagfyr 2015
|
-4.8
|
Ionawr 2016
|
-6.6
|
Chwefror 2016
|
-7.9
|
Mawrth 2016
|
-10.3
|
Ebrill 2016
|
-9.3
|
Mai 2016
|
-8.2
|
Mehefin 2016
|
-5.3
|
Gorffennaf 2016
|
-6.0
|
Awst 2016
|
-8.6
|
Medi 2016
|
-10.6
|
Hydref 2016
|
-9.7
|
Tachwedd 2016
|
-8.4
|
Rhagfyr 2016
|
-9.9
|
Ionawr 2017
|
-10.5
|
Chwefror 2017
|
-9.1
|
Mawrth 2017
|
-5.8
|
Ebrill 2017
|
-6.1
|
Mai 2017
|
-8.2
|
Mehefin 2017
|
-9.8
|
Gorffennaf 2017
|
-7.8
|
Awst 2017
|
-4.7
|
Medi 2017
|
-1.4
|
Hydref 2017
|
-2.4
|
Tachwedd 2017
|
-2.9
|
Rhagfyr 2017
|
-2.2
|
Ionawr 2018
|
0.5
|
Chwefror 2018
|
-0.9
|
Mawrth 2018
|
-3.0
|
Ebrill 2018
|
-2.9
|
Mai 2018
|
-2.6
|
Mehefin 2018
|
-3.3
|
Gorffennaf 2018
|
-5.1
|
Awst 2018
|
-5.1
|
Medi 2018
|
-5.3
|
Hydref 2018
|
-6.5
|
Tachwedd 2018
|
-6.9
|
Rhagfyr 2018
|
-7.2
|
Ionawr 2019
|
-7.4
|
Chwefror 2019
|
-6.9
|
Mawrth 2019
|
-5.9
|
Ebrill 2019
|
-5.0
|
Mai 2019
|
-4.0
|
Mehefin 2019
|
-5.9
|
Gorffennaf 2019
|
-7.1
|
Awst 2019
|
-8.9
|
Medi 2019
|
-8.1
|
Hydref 2019
|
-6.2
|
Tachwedd 2019
|
-5.9
|
Rhagfyr 2019
|
-4.6
|
Ionawr 2020
|
-5.5
|
Chwefror 2020
|
-5.7
|
Mawrth 2020
|
-6.2
|
Ebrill 2020
|
-9.2
|
Mai 2020
|
-9.8
|
Mehefin 2020
|
-8.0
|
Gorffennaf 2020
|
-5.6
|
Awst 2020
|
-4.8
|
Medi 2020
|
-8.2
|
Hydref 2020
|
-7.3
|
Tachwedd 2020
|
-4.9
|
Rhagfyr 2020
|
-1.9
|
Ionawr 2021
|
0.4
|
Chwefror 2021
|
-0.6
|
Mawrth 2021
|
-0.5
|
Ebrill 2021
|
-1.0
|
Mai 2021
|
1.8
|
Mehefin 2021
|
3.2
|
Gorffennaf 2021
|
4.1
|
Awst 2021
|
5.7
|
Medi 2021
|
7.8
|
Hydref 2021
|
6.8
|
Tachwedd 2021
|
3.9
|
Rhagfyr 2021
|
-0.5
|
Ionawr 2022
|
-3.0
|
Chwefror 2022
|
-2.1
|
Mawrth 2022
|
-1.0
|
Ebrill 2022
|
2.6
|
Mai 2022
|
0.2
|
Mehefin 2022
|
0.3
|
Gorffennaf 2022
|
-1.2
|
Awst 2022
|
-1.7
|
Medi 2022
|
-3.2
|
Hydref 2022
|
-4.0
|
Tachwedd 2022
|
-5.8
|
Rhagfyr 2022
|
-5.8
|
Dyddiad
|
Prynwyr am y tro cyntaf
|
Ionawr 2012
|
-1.4
|
Chwefror 2012
|
-1.3
|
Mawrth 2012
|
-0.7
|
Ebrill 2012
|
1.8
|
Mai 2012
|
1.0
|
Mehefin 2012
|
0.8
|
Gorffennaf 2012
|
0.0
|
Awst 2012
|
0.3
|
Medi 2012
|
0.5
|
Hydref 2012
|
-0.7
|
Tachwedd 2012
|
-0.5
|
Rhagfyr 2012
|
-0.0
|
Ionawr 2013
|
-0.9
|
Chwefror 2013
|
-2.6
|
Mawrth 2013
|
1.2
|
Ebrill 2013
|
1.4
|
Mai 2013
|
3.9
|
Mehefin 2013
|
0.6
|
Gorffennaf 2013
|
1.0
|
Awst 2013
|
1.6
|
Medi 2013
|
0.9
|
Hydref 2013
|
2.0
|
Tachwedd 2013
|
-0.8
|
Rhagfyr 2013
|
-0.7
|
Ionawr 2014
|
1.7
|
Chwefror 2014
|
0.7
|
Mawrth 2014
|
1.5
|
Ebrill 2014
|
-0.2
|
Mai 2014
|
3.8
|
Mehefin 2014
|
2.0
|
Gorffennaf 2014
|
2.0
|
Awst 2014
|
-0.5
|
Medi 2014
|
1.5
|
Hydref 2014
|
-0.4
|
Tachwedd 2014
|
-0.1
|
Rhagfyr 2014
|
-1.2
|
Ionawr 2015
|
-0.4
|
Chwefror 2015
|
-0.6
|
Mawrth 2015
|
0.3
|
Ebrill 2015
|
-0.3
|
Mai 2015
|
0.6
|
Mehefin 2015
|
-0.9
|
Gorffennaf 2015
|
0.2
|
Awst 2015
|
0.0
|
Medi 2015
|
-0.7
|
Hydref 2015
|
-1.3
|
Tachwedd 2015
|
-1.6
|
Rhagfyr 2015
|
-0.2
|
Ionawr 2016
|
-2.3
|
Chwefror 2016
|
-1.9
|
Mawrth 2016
|
-2.4
|
Ebrill 2016
|
0.8
|
Mai 2016
|
1.9
|
Mehefin 2016
|
2.2
|
Gorffennaf 2016
|
-0.6
|
Awst 2016
|
-2.7
|
Medi 2016
|
-2.8
|
Hydref 2016
|
-0.3
|
Tachwedd 2016
|
-0.2
|
Rhagfyr 2016
|
-1.9
|
Ionawr 2017
|
-2.9
|
Chwefror 2017
|
-0.4
|
Mawrth 2017
|
1.2
|
Ebrill 2017
|
0.5
|
Mai 2017
|
-0.3
|
Mehefin 2017
|
0.3
|
Gorffennaf 2017
|
1.7
|
Awst 2017
|
0.6
|
Medi 2017
|
0.5
|
Hydref 2017
|
-1.3
|
Tachwedd 2017
|
-0.8
|
Rhagfyr 2017
|
-1.2
|
Ionawr 2018
|
-0.2
|
Chwefror 2018
|
-1.8
|
Mawrth 2018
|
-1.0
|
Ebrill 2018
|
0.6
|
Mai 2018
|
0.1
|
Mehefin 2018
|
-0.5
|
Gorffennaf 2018
|
-0.2
|
Awst 2018
|
0.5
|
Medi 2018
|
0.3
|
Hydref 2018
|
-2.6
|
Tachwedd 2018
|
-1.1
|
Rhagfyr 2018
|
-1.5
|
Ionawr 2019
|
-0.4
|
Chwefror 2019
|
-1.3
|
Mawrth 2019
|
0.1
|
Ebrill 2019
|
1.6
|
Mai 2019
|
1.0
|
Mehefin 2019
|
-2.4
|
Gorffennaf 2019
|
-1.5
|
Awst 2019
|
-1.5
|
Medi 2019
|
1.2
|
Hydref 2019
|
-0.5
|
Tachwedd 2019
|
-0.8
|
Rhagfyr 2019
|
-0.2
|
Ionawr 2020
|
-1.4
|
Chwefror 2020
|
-1.4
|
Mawrth 2020
|
-0.5
|
Ebrill 2020
|
-1.6
|
Mai 2020
|
0.4
|
Mehefin 2020
|
-0.5
|
Gorffennaf 2020
|
1.1
|
Awst 2020
|
-0.6
|
Medi 2020
|
-2.4
|
Hydref 2020
|
0.5
|
Tachwedd 2020
|
1.7
|
Rhagfyr 2020
|
3.0
|
Ionawr 2021
|
0.9
|
Chwefror 2021
|
-2.4
|
Mawrth 2021
|
-0.4
|
Ebrill 2021
|
-2.2
|
Mai 2021
|
3.2
|
Mehefin 2021
|
0.9
|
Gorffennaf 2021
|
2.0
|
Awst 2021
|
0.9
|
Medi 2021
|
-0.5
|
Hydref 2021
|
-0.4
|
Tachwedd 2021
|
-1.1
|
Rhagfyr 2021
|
-1.3
|
Ionawr 2022
|
-1.7
|
Chwefror 2022
|
-1.5
|
Mawrth 2022
|
0.8
|
Ebrill 2022
|
1.4
|
Mai 2022
|
0.7
|
Mehefin 2022
|
1.0
|
Gorffennaf 2022
|
0.5
|
Awst 2022
|
0.4
|
Medi 2022
|
-2.0
|
Hydref 2022
|
-1.3
|
Tachwedd 2022
|
-2.8
|
Rhagfyr 2022
|
-1.4
|
Dyddiad
|
Prynwyr am y tro cyntaf
|
Ionawr 2012
|
82.8
|
Chwefror 2012
|
81.8
|
Mawrth 2012
|
81.2
|
Ebrill 2012
|
82.6
|
Mai 2012
|
83.4
|
Mehefin 2012
|
84.1
|
Gorffennaf 2012
|
84.1
|
Awst 2012
|
84.4
|
Medi 2012
|
84.8
|
Hydref 2012
|
84.2
|
Tachwedd 2012
|
83.8
|
Rhagfyr 2012
|
83.8
|
Ionawr 2013
|
83.0
|
Chwefror 2013
|
80.9
|
Mawrth 2013
|
81.8
|
Ebrill 2013
|
82.9
|
Mai 2013
|
86.2
|
Mehefin 2013
|
86.7
|
Gorffennaf 2013
|
87.6
|
Awst 2013
|
89.0
|
Medi 2013
|
89.8
|
Hydref 2013
|
91.6
|
Tachwedd 2013
|
91.0
|
Rhagfyr 2013
|
90.3
|
Ionawr 2014
|
91.8
|
Chwefror 2014
|
92.5
|
Mawrth 2014
|
93.9
|
Ebrill 2014
|
93.7
|
Mai 2014
|
97.2
|
Mehefin 2014
|
99.1
|
Gorffennaf 2014
|
101.1
|
Awst 2014
|
100.6
|
Medi 2014
|
102.1
|
Hydref 2014
|
101.7
|
Tachwedd 2014
|
101.6
|
Rhagfyr 2014
|
100.4
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
99.4
|
Mawrth 2015
|
99.7
|
Ebrill 2015
|
99.4
|
Mai 2015
|
100.0
|
Mehefin 2015
|
99.2
|
Gorffennaf 2015
|
99.4
|
Awst 2015
|
99.4
|
Medi 2015
|
98.6
|
Hydref 2015
|
97.4
|
Tachwedd 2015
|
95.8
|
Rhagfyr 2015
|
95.6
|
Ionawr 2016
|
93.4
|
Chwefror 2016
|
91.6
|
Mawrth 2016
|
89.4
|
Ebrill 2016
|
90.1
|
Mai 2016
|
91.9
|
Mehefin 2016
|
93.9
|
Gorffennaf 2016
|
93.4
|
Awst 2016
|
90.8
|
Medi 2016
|
88.2
|
Hydref 2016
|
88.0
|
Tachwedd 2016
|
87.8
|
Rhagfyr 2016
|
86.1
|
Ionawr 2017
|
83.6
|
Chwefror 2017
|
83.3
|
Mawrth 2017
|
84.3
|
Ebrill 2017
|
84.7
|
Mai 2017
|
84.4
|
Mehefin 2017
|
84.7
|
Gorffennaf 2017
|
86.1
|
Awst 2017
|
86.6
|
Medi 2017
|
87.0
|
Hydref 2017
|
85.9
|
Tachwedd 2017
|
85.2
|
Rhagfyr 2017
|
84.2
|
Ionawr 2018
|
84.0
|
Chwefror 2018
|
82.5
|
Mawrth 2018
|
81.7
|
Ebrill 2018
|
82.2
|
Mai 2018
|
82.3
|
Mehefin 2018
|
81.9
|
Gorffennaf 2018
|
81.7
|
Awst 2018
|
82.1
|
Medi 2018
|
82.4
|
Hydref 2018
|
80.3
|
Tachwedd 2018
|
79.4
|
Rhagfyr 2018
|
78.2
|
Ionawr 2019
|
77.8
|
Chwefror 2019
|
76.9
|
Mawrth 2019
|
76.9
|
Ebrill 2019
|
78.2
|
Mai 2019
|
78.9
|
Mehefin 2019
|
77.0
|
Gorffennaf 2019
|
75.9
|
Awst 2019
|
74.8
|
Medi 2019
|
75.7
|
Hydref 2019
|
75.3
|
Tachwedd 2019
|
74.7
|
Rhagfyr 2019
|
74.6
|
Ionawr 2020
|
73.6
|
Chwefror 2020
|
72.5
|
Mawrth 2020
|
72.2
|
Ebrill 2020
|
71.0
|
Mai 2020
|
71.2
|
Mehefin 2020
|
70.9
|
Gorffennaf 2020
|
71.6
|
Awst 2020
|
71.2
|
Medi 2020
|
69.5
|
Hydref 2020
|
69.8
|
Tachwedd 2020
|
71.0
|
Rhagfyr 2020
|
73.2
|
Ionawr 2021
|
73.9
|
Chwefror 2021
|
72.1
|
Mawrth 2021
|
71.8
|
Ebrill 2021
|
70.2
|
Mai 2021
|
72.5
|
Mehefin 2021
|
73.1
|
Gorffennaf 2021
|
74.6
|
Awst 2021
|
75.3
|
Medi 2021
|
74.9
|
Hydref 2021
|
74.6
|
Tachwedd 2021
|
73.8
|
Rhagfyr 2021
|
72.8
|
Ionawr 2022
|
71.6
|
Chwefror 2022
|
70.5
|
Mawrth 2022
|
71.1
|
Ebrill 2022
|
72.1
|
Mai 2022
|
72.6
|
Mehefin 2022
|
73.4
|
Gorffennaf 2022
|
73.7
|
Awst 2022
|
74.0
|
Medi 2022
|
72.5
|
Hydref 2022
|
71.6
|
Tachwedd 2022
|
69.6
|
Rhagfyr 2022
|
68.6
|
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
|
Adeilad newydd
|
Eiddo presennol
|
Ionawr 2012
|
249641.0
|
156980.0
|
Chwefror 2012
|
245780.0
|
155284.0
|
Mawrth 2012
|
242945.0
|
153980.0
|
Ebrill 2012
|
248109.0
|
156669.0
|
Mai 2012
|
250323.0
|
157918.0
|
Mehefin 2012
|
251588.0
|
159358.0
|
Gorffennaf 2012
|
248552.0
|
159641.0
|
Awst 2012
|
248067.0
|
160422.0
|
Medi 2012
|
249115.0
|
161374.0
|
Hydref 2012
|
251017.0
|
159905.0
|
Tachwedd 2012
|
252901.0
|
159106.0
|
Rhagfyr 2012
|
255415.0
|
158863.0
|
Ionawr 2013
|
250913.0
|
157560.0
|
Chwefror 2013
|
242501.0
|
153485.0
|
Mawrth 2013
|
248099.0
|
155681.0
|
Ebrill 2013
|
255270.0
|
157777.0
|
Mai 2013
|
267660.0
|
163693.0
|
Mehefin 2013
|
267773.0
|
164460.0
|
Gorffennaf 2013
|
267868.0
|
166319.0
|
Awst 2013
|
268448.0
|
169005.0
|
Medi 2013
|
272754.0
|
170726.0
|
Hydref 2013
|
281933.0
|
174023.0
|
Tachwedd 2013
|
285452.0
|
173107.0
|
Rhagfyr 2013
|
283636.0
|
171644.0
|
Ionawr 2014
|
286971.0
|
174611.0
|
Chwefror 2014
|
288009.0
|
175267.0
|
Mawrth 2014
|
291178.0
|
177928.0
|
Ebrill 2014
|
290860.0
|
177409.0
|
Mai 2014
|
303158.0
|
184571.0
|
Mehefin 2014
|
308653.0
|
188231.0
|
Gorffennaf 2014
|
314172.0
|
192391.0
|
Awst 2014
|
309056.0
|
191492.0
|
Medi 2014
|
311670.0
|
194529.0
|
Hydref 2014
|
310321.0
|
193830.0
|
Tachwedd 2014
|
311116.0
|
193699.0
|
Rhagfyr 2014
|
309683.0
|
191319.0
|
Ionawr 2015
|
310492.0
|
190210.0
|
Chwefror 2015
|
311664.0
|
189275.0
|
Mawrth 2015
|
317943.0
|
190504.0
|
Ebrill 2015
|
312798.0
|
189117.0
|
Mai 2015
|
309996.0
|
189620.0
|
Mehefin 2015
|
298331.0
|
186652.0
|
Gorffennaf 2015
|
300385.0
|
187748.0
|
Awst 2015
|
301812.0
|
188298.0
|
Medi 2015
|
301509.0
|
187306.0
|
Hydref 2015
|
297954.0
|
184965.0
|
Tachwedd 2015
|
293341.0
|
181740.0
|
Rhagfyr 2015
|
295939.0
|
181403.0
|
Ionawr 2016
|
290184.0
|
177403.0
|
Chwefror 2016
|
283928.0
|
174073.0
|
Mawrth 2016
|
271907.0
|
169945.0
|
Ebrill 2016
|
276702.0
|
171086.0
|
Mai 2016
|
285870.0
|
173792.0
|
Mehefin 2016
|
296248.0
|
177397.0
|
Gorffennaf 2016
|
291978.0
|
176231.0
|
Awst 2016
|
282936.0
|
172134.0
|
Medi 2016
|
273800.0
|
167154.0
|
Hydref 2016
|
277021.0
|
167240.0
|
Tachwedd 2016
|
277313.0
|
166459.0
|
Rhagfyr 2016
|
273868.0
|
163427.0
|
Ionawr 2017
|
266709.0
|
158316.0
|
Chwefror 2017
|
267484.0
|
158021.0
|
Mawrth 2017
|
271486.0
|
159748.0
|
Ebrill 2017
|
270593.0
|
160688.0
|
Mai 2017
|
267540.0
|
159944.0
|
Mehefin 2017
|
265968.0
|
160536.0
|
Gorffennaf 2017
|
270193.0
|
163175.0
|
Awst 2017
|
271402.0
|
164357.0
|
Medi 2017
|
274347.0
|
165286.0
|
Hydref 2017
|
271300.0
|
163129.0
|
Tachwedd 2017
|
269960.0
|
161902.0
|
Rhagfyr 2017
|
266319.0
|
159900.0
|
Ionawr 2018
|
268275.0
|
159623.0
|
Chwefror 2018
|
268669.0
|
156377.0
|
Mawrth 2018
|
268878.0
|
154917.0
|
Ebrill 2018
|
269910.0
|
155565.0
|
Mai 2018
|
264715.0
|
155651.0
|
Mehefin 2018
|
261284.0
|
154745.0
|
Gorffennaf 2018
|
259398.0
|
154510.0
|
Awst 2018
|
263120.0
|
155439.0
|
Medi 2018
|
265059.0
|
156154.0
|
Hydref 2018
|
261317.0
|
152450.0
|
Tachwedd 2018
|
256438.0
|
150911.0
|
Rhagfyr 2018
|
251465.0
|
148346.0
|
Ionawr 2019
|
248942.0
|
147595.0
|
Chwefror 2019
|
250458.0
|
145305.0
|
Mawrth 2019
|
253838.0
|
145543.0
|
Ebrill 2019
|
258565.0
|
147597.0
|
Mai 2019
|
258374.0
|
149245.0
|
Mehefin 2019
|
249280.0
|
145685.0
|
Gorffennaf 2019
|
246285.0
|
143589.0
|
Awst 2019
|
241904.0
|
141576.0
|
Medi 2019
|
246689.0
|
143235.0
|
Hydref 2019
|
245165.0
|
142689.0
|
Tachwedd 2019
|
242386.0
|
141858.0
|
Rhagfyr 2019
|
241406.0
|
142087.0
|
Ionawr 2020
|
240349.0
|
140040.0
|
Chwefror 2020
|
239446.0
|
137954.0
|
Mawrth 2020
|
240563.0
|
137003.0
|
Ebrill 2020
|
237628.0
|
134733.0
|
Mai 2020
|
240699.0
|
134906.0
|
Mehefin 2020
|
238444.0
|
134585.0
|
Gorffennaf 2020
|
239004.0
|
136319.0
|
Awst 2020
|
235112.0
|
135631.0
|
Medi 2020
|
229056.0
|
132050.0
|
Hydref 2020
|
226876.0
|
132721.0
|
Tachwedd 2020
|
229029.0
|
135362.0
|
Rhagfyr 2020
|
235914.0
|
139805.0
|
Ionawr 2021
|
235877.0
|
141335.0
|
Chwefror 2021
|
229991.0
|
137894.0
|
Mawrth 2021
|
228394.0
|
137305.0
|
Ebrill 2021
|
225691.0
|
134054.0
|
Mai 2021
|
232746.0
|
138272.0
|
Mehefin 2021
|
231541.0
|
139786.0
|
Gorffennaf 2021
|
238970.0
|
142696.0
|
Awst 2021
|
239479.0
|
144243.0
|
Medi 2021
|
239711.0
|
143607.0
|
Hydref 2021
|
233338.0
|
143321.0
|
Tachwedd 2021
|
231795.0
|
141867.0
|
Rhagfyr 2021
|
227692.0
|
140054.0
|
Ionawr 2022
|
224797.0
|
137822.0
|
Chwefror 2022
|
222511.0
|
135655.0
|
Mawrth 2022
|
227203.0
|
136570.0
|
Ebrill 2022
|
230551.0
|
138412.0
|
Mai 2022
|
230214.0
|
139436.0
|
Mehefin 2022
|
232520.0
|
141161.0
|
Gorffennaf 2022
|
233107.0
|
141740.0
|
Awst 2022
|
234759.0
|
142336.0
|
Medi 2022
|
228609.0
|
139272.0
|
Hydref 2022
|
225570.0
|
137656.0
|
Tachwedd 2022
|
220602.0
|
133684.0
|
Rhagfyr 2022
|
217934.0
|
131907.0
|
Dyddiad
|
Adeilad newydd
|
Eiddo presennol
|
Ionawr 2012
|
2.8
|
1.7
|
Chwefror 2012
|
-0.3
|
-0.1
|
Mawrth 2012
|
-3.1
|
-1.7
|
Ebrill 2012
|
-0.7
|
0.3
|
Mai 2012
|
0.0
|
1.5
|
Mehefin 2012
|
-0.3
|
0.6
|
Gorffennaf 2012
|
-1.7
|
0.5
|
Awst 2012
|
-2.0
|
-0.3
|
Medi 2012
|
-0.1
|
1.4
|
Hydref 2012
|
0.6
|
0.3
|
Tachwedd 2012
|
0.6
|
0.1
|
Rhagfyr 2012
|
0.6
|
-0.3
|
Ionawr 2013
|
0.5
|
0.4
|
Chwefror 2013
|
-1.3
|
-1.2
|
Mawrth 2013
|
2.1
|
1.1
|
Ebrill 2013
|
2.9
|
0.7
|
Mai 2013
|
6.9
|
3.7
|
Mehefin 2013
|
6.4
|
3.2
|
Gorffennaf 2013
|
7.8
|
4.2
|
Awst 2013
|
8.2
|
5.4
|
Medi 2013
|
9.5
|
5.8
|
Hydref 2013
|
12.3
|
8.8
|
Tachwedd 2013
|
12.9
|
8.8
|
Rhagfyr 2013
|
11.0
|
8.0
|
Ionawr 2014
|
14.4
|
10.8
|
Chwefror 2014
|
18.8
|
14.2
|
Mawrth 2014
|
17.4
|
14.3
|
Ebrill 2014
|
13.9
|
12.4
|
Mai 2014
|
13.3
|
12.8
|
Mehefin 2014
|
15.3
|
14.4
|
Gorffennaf 2014
|
17.3
|
15.7
|
Awst 2014
|
15.1
|
13.3
|
Medi 2014
|
14.3
|
13.9
|
Hydref 2014
|
10.1
|
11.4
|
Tachwedd 2014
|
9.0
|
11.9
|
Rhagfyr 2014
|
9.2
|
11.5
|
Ionawr 2015
|
8.2
|
8.9
|
Chwefror 2015
|
8.2
|
8.0
|
Mawrth 2015
|
9.2
|
7.1
|
Ebrill 2015
|
7.5
|
6.6
|
Mai 2015
|
2.3
|
2.7
|
Mehefin 2015
|
-3.3
|
-0.8
|
Gorffennaf 2015
|
-4.4
|
-2.4
|
Awst 2015
|
-2.3
|
-1.7
|
Medi 2015
|
-3.3
|
-3.7
|
Hydref 2015
|
-4.0
|
-4.6
|
Tachwedd 2015
|
-5.7
|
-6.2
|
Rhagfyr 2015
|
-4.4
|
-5.2
|
Ionawr 2016
|
-6.5
|
-6.7
|
Chwefror 2016
|
-8.9
|
-8.0
|
Mawrth 2016
|
-14.5
|
-10.8
|
Ebrill 2016
|
-11.5
|
-9.5
|
Mai 2016
|
-7.8
|
-8.4
|
Mehefin 2016
|
-0.7
|
-5.0
|
Gorffennaf 2016
|
-2.8
|
-6.1
|
Awst 2016
|
-6.2
|
-8.6
|
Medi 2016
|
-9.2
|
-10.8
|
Hydref 2016
|
-7.0
|
-9.6
|
Tachwedd 2016
|
-5.5
|
-8.4
|
Rhagfyr 2016
|
-7.5
|
-9.9
|
Ionawr 2017
|
-8.1
|
-10.8
|
Chwefror 2017
|
-5.8
|
-9.2
|
Mawrth 2017
|
-0.2
|
-6.0
|
Ebrill 2017
|
-5.2
|
-6.0
|
Mai 2017
|
-8.2
|
-8.0
|
Mehefin 2017
|
-10.2
|
-9.5
|
Gorffennaf 2017
|
-7.5
|
-7.4
|
Awst 2017
|
-4.1
|
-4.5
|
Medi 2017
|
0.2
|
-1.1
|
Hydref 2017
|
-2.1
|
-2.5
|
Tachwedd 2017
|
-2.6
|
-2.7
|
Rhagfyr 2017
|
-2.8
|
-2.2
|
Ionawr 2018
|
0.6
|
0.8
|
Chwefror 2018
|
0.4
|
-1.0
|
Mawrth 2018
|
-1.0
|
-3.0
|
Ebrill 2018
|
-0.2
|
-3.2
|
Mai 2018
|
-1.1
|
-2.7
|
Mehefin 2018
|
-1.8
|
-3.6
|
Gorffennaf 2018
|
-4.0
|
-5.3
|
Awst 2018
|
-3.0
|
-5.4
|
Medi 2018
|
-3.4
|
-5.5
|
Hydref 2018
|
-3.7
|
-6.6
|
Tachwedd 2018
|
-5.0
|
-6.8
|
Rhagfyr 2018
|
-5.6
|
-7.2
|
Ionawr 2019
|
-7.2
|
-7.5
|
Chwefror 2019
|
-6.8
|
-7.1
|
Mawrth 2019
|
-5.6
|
-6.0
|
Ebrill 2019
|
-4.2
|
-5.1
|
Mai 2019
|
-2.4
|
-4.1
|
Mehefin 2019
|
-4.6
|
-5.8
|
Gorffennaf 2019
|
-5.1
|
-7.1
|
Awst 2019
|
-8.1
|
-8.9
|
Medi 2019
|
-6.9
|
-8.3
|
Hydref 2019
|
-6.2
|
-6.4
|
Tachwedd 2019
|
-5.5
|
-6.0
|
Rhagfyr 2019
|
-4.0
|
-4.2
|
Ionawr 2020
|
-3.4
|
-5.1
|
Chwefror 2020
|
-4.4
|
-5.1
|
Mawrth 2020
|
-5.2
|
-5.9
|
Ebrill 2020
|
-8.1
|
-8.7
|
Mai 2020
|
-6.8
|
-9.6
|
Mehefin 2020
|
-4.4
|
-7.6
|
Gorffennaf 2020
|
-3.0
|
-5.1
|
Awst 2020
|
-2.8
|
-4.2
|
Medi 2020
|
-7.2
|
-7.8
|
Hydref 2020
|
-7.5
|
-7.0
|
Tachwedd 2020
|
-5.5
|
-4.6
|
Rhagfyr 2020
|
-2.3
|
-1.6
|
Ionawr 2021
|
-1.9
|
0.9
|
Chwefror 2021
|
-3.9
|
0.0
|
Mawrth 2021
|
-5.1
|
0.2
|
Ebrill 2021
|
-5.0
|
-0.5
|
Mai 2021
|
-3.3
|
2.5
|
Mehefin 2021
|
-2.9
|
3.9
|
Gorffennaf 2021
|
0.0
|
4.7
|
Awst 2021
|
1.9
|
6.3
|
Medi 2021
|
4.7
|
8.8
|
Hydref 2021
|
2.8
|
8.0
|
Tachwedd 2021
|
1.2
|
4.8
|
Rhagfyr 2021
|
-3.5
|
0.2
|
Ionawr 2022
|
-4.7
|
-2.5
|
Chwefror 2022
|
-3.3
|
-1.6
|
Mawrth 2022
|
-0.5
|
-0.5
|
Ebrill 2022
|
2.2
|
3.3
|
Mai 2022
|
-1.1
|
0.8
|
Mehefin 2022
|
0.4
|
1.0
|
Gorffennaf 2022
|
-2.5
|
-0.7
|
Awst 2022
|
-2.0
|
-1.3
|
Medi 2022
|
-4.6
|
-3.0
|
Hydref 2022
|
-3.3
|
-4.0
|
Tachwedd 2022
|
-4.8
|
-5.8
|
Rhagfyr 2022
|
-4.3
|
-5.8
|
Dyddiad
|
Adeilad newydd
|
Eiddo presennol
|
Ionawr 2012
|
-1.7
|
-1.4
|
Chwefror 2012
|
-1.6
|
-1.1
|
Mawrth 2012
|
-1.2
|
-0.8
|
Ebrill 2012
|
2.1
|
1.8
|
Mai 2012
|
0.9
|
0.8
|
Mehefin 2012
|
0.5
|
0.9
|
Gorffennaf 2012
|
-1.2
|
0.2
|
Awst 2012
|
-0.2
|
0.5
|
Medi 2012
|
0.4
|
0.6
|
Hydref 2012
|
0.8
|
-0.9
|
Tachwedd 2012
|
0.8
|
-0.5
|
Rhagfyr 2012
|
1.0
|
-0.2
|
Ionawr 2013
|
-1.8
|
-0.8
|
Chwefror 2013
|
-3.4
|
-2.6
|
Mawrth 2013
|
2.3
|
1.4
|
Ebrill 2013
|
2.9
|
1.4
|
Mai 2013
|
4.8
|
3.8
|
Mehefin 2013
|
0.0
|
0.5
|
Gorffennaf 2013
|
0.0
|
1.1
|
Awst 2013
|
0.2
|
1.6
|
Medi 2013
|
1.6
|
1.0
|
Hydref 2013
|
3.4
|
1.9
|
Tachwedd 2013
|
1.2
|
-0.5
|
Rhagfyr 2013
|
-0.6
|
-0.8
|
Ionawr 2014
|
1.2
|
1.7
|
Chwefror 2014
|
0.4
|
0.4
|
Mawrth 2014
|
1.1
|
1.5
|
Ebrill 2014
|
-0.1
|
-0.3
|
Mai 2014
|
4.2
|
4.0
|
Mehefin 2014
|
1.8
|
2.0
|
Gorffennaf 2014
|
1.8
|
2.2
|
Awst 2014
|
-1.6
|
-0.5
|
Medi 2014
|
0.8
|
1.6
|
Hydref 2014
|
-0.4
|
-0.4
|
Tachwedd 2014
|
0.3
|
-0.1
|
Rhagfyr 2014
|
-0.5
|
-1.2
|
Ionawr 2015
|
0.3
|
-0.6
|
Chwefror 2015
|
0.4
|
-0.5
|
Mawrth 2015
|
2.0
|
0.6
|
Ebrill 2015
|
-1.6
|
-0.7
|
Mai 2015
|
-0.9
|
0.3
|
Mehefin 2015
|
-3.8
|
-1.6
|
Gorffennaf 2015
|
0.7
|
0.6
|
Awst 2015
|
0.5
|
0.3
|
Medi 2015
|
-0.1
|
-0.5
|
Hydref 2015
|
-1.2
|
-1.2
|
Tachwedd 2015
|
-1.6
|
-1.7
|
Rhagfyr 2015
|
0.9
|
-0.2
|
Ionawr 2016
|
-1.9
|
-2.2
|
Chwefror 2016
|
-2.2
|
-1.9
|
Mawrth 2016
|
-4.2
|
-2.4
|
Ebrill 2016
|
1.8
|
0.7
|
Mai 2016
|
3.3
|
1.6
|
Mehefin 2016
|
3.6
|
2.1
|
Gorffennaf 2016
|
-1.4
|
-0.7
|
Awst 2016
|
-3.1
|
-2.3
|
Medi 2016
|
-3.2
|
-2.9
|
Hydref 2016
|
1.2
|
0.1
|
Tachwedd 2016
|
0.1
|
-0.5
|
Rhagfyr 2016
|
-1.2
|
-1.8
|
Ionawr 2017
|
-2.6
|
-3.1
|
Chwefror 2017
|
0.3
|
-0.2
|
Mawrth 2017
|
1.5
|
1.1
|
Ebrill 2017
|
-0.3
|
0.6
|
Mai 2017
|
-1.1
|
-0.5
|
Mehefin 2017
|
-0.6
|
0.4
|
Gorffennaf 2017
|
1.6
|
1.6
|
Awst 2017
|
0.4
|
0.7
|
Medi 2017
|
1.1
|
0.6
|
Hydref 2017
|
-1.1
|
-1.3
|
Tachwedd 2017
|
-0.5
|
-0.8
|
Rhagfyr 2017
|
-1.4
|
-1.2
|
Ionawr 2018
|
0.7
|
-0.2
|
Chwefror 2018
|
0.2
|
-2.0
|
Mawrth 2018
|
0.1
|
-0.9
|
Ebrill 2018
|
0.4
|
0.4
|
Mai 2018
|
-1.9
|
0.1
|
Mehefin 2018
|
-1.3
|
-0.6
|
Gorffennaf 2018
|
-0.7
|
-0.2
|
Awst 2018
|
1.4
|
0.6
|
Medi 2018
|
0.7
|
0.5
|
Hydref 2018
|
-1.4
|
-2.4
|
Tachwedd 2018
|
-1.9
|
-1.0
|
Rhagfyr 2018
|
-1.9
|
-1.7
|
Ionawr 2019
|
-1.0
|
-0.5
|
Chwefror 2019
|
0.6
|
-1.6
|
Mawrth 2019
|
1.4
|
0.2
|
Ebrill 2019
|
1.9
|
1.4
|
Mai 2019
|
-0.1
|
1.1
|
Mehefin 2019
|
-3.5
|
-2.4
|
Gorffennaf 2019
|
-1.2
|
-1.4
|
Awst 2019
|
-1.8
|
-1.4
|
Medi 2019
|
2.0
|
1.2
|
Hydref 2019
|
-0.6
|
-0.4
|
Tachwedd 2019
|
-1.1
|
-0.6
|
Rhagfyr 2019
|
-0.4
|
0.2
|
Ionawr 2020
|
-0.4
|
-1.4
|
Chwefror 2020
|
-0.4
|
-1.5
|
Mawrth 2020
|
0.5
|
-0.7
|
Ebrill 2020
|
-1.2
|
-1.7
|
Mai 2020
|
1.3
|
0.1
|
Mehefin 2020
|
-0.9
|
-0.2
|
Gorffennaf 2020
|
0.2
|
1.3
|
Awst 2020
|
-1.6
|
-0.5
|
Medi 2020
|
-2.6
|
-2.6
|
Hydref 2020
|
-1.0
|
0.5
|
Tachwedd 2020
|
1.0
|
2.0
|
Rhagfyr 2020
|
3.0
|
3.3
|
Ionawr 2021
|
0.0
|
1.1
|
Chwefror 2021
|
-2.5
|
-2.4
|
Mawrth 2021
|
-0.7
|
-0.4
|
Ebrill 2021
|
-1.2
|
-2.4
|
Mai 2021
|
3.1
|
3.1
|
Mehefin 2021
|
-0.5
|
1.1
|
Gorffennaf 2021
|
3.2
|
2.1
|
Awst 2021
|
0.2
|
1.1
|
Medi 2021
|
0.1
|
-0.4
|
Hydref 2021
|
-2.7
|
-0.2
|
Tachwedd 2021
|
-0.7
|
-1.0
|
Rhagfyr 2021
|
-1.8
|
-1.3
|
Ionawr 2022
|
-1.3
|
-1.6
|
Chwefror 2022
|
-1.0
|
-1.6
|
Mawrth 2022
|
2.1
|
0.7
|
Ebrill 2022
|
1.5
|
1.3
|
Mai 2022
|
-0.1
|
0.7
|
Mehefin 2022
|
1.0
|
1.2
|
Gorffennaf 2022
|
0.3
|
0.4
|
Awst 2022
|
0.7
|
0.4
|
Medi 2022
|
-2.6
|
-2.2
|
Hydref 2022
|
-1.3
|
-1.2
|
Tachwedd 2022
|
-2.2
|
-2.9
|
Rhagfyr 2022
|
-1.2
|
-1.3
|
Dyddiad
|
Adeilad newydd
|
Eiddo presennol
|
Ionawr 2012
|
80.4
|
82.5
|
Chwefror 2012
|
79.2
|
81.6
|
Mawrth 2012
|
78.2
|
81.0
|
Ebrill 2012
|
79.9
|
82.4
|
Mai 2012
|
80.6
|
83.0
|
Mehefin 2012
|
81.0
|
83.8
|
Gorffennaf 2012
|
80.0
|
83.9
|
Awst 2012
|
79.9
|
84.3
|
Medi 2012
|
80.2
|
84.8
|
Hydref 2012
|
80.8
|
84.1
|
Tachwedd 2012
|
81.4
|
83.6
|
Rhagfyr 2012
|
82.3
|
83.5
|
Ionawr 2013
|
80.8
|
82.8
|
Chwefror 2013
|
78.1
|
80.7
|
Mawrth 2013
|
79.9
|
81.8
|
Ebrill 2013
|
82.2
|
83.0
|
Mai 2013
|
86.2
|
86.1
|
Mehefin 2013
|
86.2
|
86.5
|
Gorffennaf 2013
|
86.3
|
87.4
|
Awst 2013
|
86.5
|
88.8
|
Medi 2013
|
87.8
|
89.8
|
Hydref 2013
|
90.8
|
91.5
|
Tachwedd 2013
|
91.9
|
91.0
|
Rhagfyr 2013
|
91.4
|
90.2
|
Ionawr 2014
|
92.4
|
91.8
|
Chwefror 2014
|
92.8
|
92.1
|
Mawrth 2014
|
93.8
|
93.5
|
Ebrill 2014
|
93.7
|
93.3
|
Mai 2014
|
97.6
|
97.0
|
Mehefin 2014
|
99.4
|
99.0
|
Gorffennaf 2014
|
101.2
|
101.2
|
Awst 2014
|
99.5
|
100.7
|
Medi 2014
|
100.4
|
102.3
|
Hydref 2014
|
99.9
|
101.9
|
Tachwedd 2014
|
100.2
|
101.8
|
Rhagfyr 2014
|
99.7
|
100.6
|
Ionawr 2015
|
100.0
|
100.0
|
Chwefror 2015
|
100.4
|
99.5
|
Mawrth 2015
|
102.4
|
100.2
|
Ebrill 2015
|
100.7
|
99.4
|
Mai 2015
|
99.8
|
99.7
|
Mehefin 2015
|
96.1
|
98.1
|
Gorffennaf 2015
|
96.7
|
98.7
|
Awst 2015
|
97.2
|
99.0
|
Medi 2015
|
97.1
|
98.5
|
Hydref 2015
|
96.0
|
97.2
|
Tachwedd 2015
|
94.5
|
95.6
|
Rhagfyr 2015
|
95.3
|
95.4
|
Ionawr 2016
|
93.5
|
93.3
|
Chwefror 2016
|
91.4
|
91.5
|
Mawrth 2016
|
87.6
|
89.4
|
Ebrill 2016
|
89.1
|
90.0
|
Mai 2016
|
92.1
|
91.4
|
Mehefin 2016
|
95.4
|
93.3
|
Gorffennaf 2016
|
94.0
|
92.6
|
Awst 2016
|
91.1
|
90.5
|
Medi 2016
|
88.2
|
87.9
|
Hydref 2016
|
89.2
|
87.9
|
Tachwedd 2016
|
89.3
|
87.5
|
Rhagfyr 2016
|
88.2
|
85.9
|
Ionawr 2017
|
85.9
|
83.2
|
Chwefror 2017
|
86.2
|
83.1
|
Mawrth 2017
|
87.4
|
84.0
|
Ebrill 2017
|
87.2
|
84.5
|
Mai 2017
|
86.2
|
84.1
|
Mehefin 2017
|
85.7
|
84.4
|
Gorffennaf 2017
|
87.0
|
85.8
|
Awst 2017
|
87.4
|
86.4
|
Medi 2017
|
88.4
|
86.9
|
Hydref 2017
|
87.4
|
85.8
|
Tachwedd 2017
|
87.0
|
85.1
|
Rhagfyr 2017
|
85.8
|
84.1
|
Ionawr 2018
|
86.4
|
83.9
|
Chwefror 2018
|
86.5
|
82.2
|
Mawrth 2018
|
86.6
|
81.4
|
Ebrill 2018
|
86.9
|
81.8
|
Mai 2018
|
85.3
|
81.8
|
Mehefin 2018
|
84.2
|
81.4
|
Gorffennaf 2018
|
83.5
|
81.2
|
Awst 2018
|
84.7
|
81.7
|
Medi 2018
|
85.4
|
82.1
|
Hydref 2018
|
84.2
|
80.2
|
Tachwedd 2018
|
82.6
|
79.3
|
Rhagfyr 2018
|
81.0
|
78.0
|
Ionawr 2019
|
80.2
|
77.6
|
Chwefror 2019
|
80.7
|
76.4
|
Mawrth 2019
|
81.8
|
76.5
|
Ebrill 2019
|
83.3
|
77.6
|
Mai 2019
|
83.2
|
78.5
|
Mehefin 2019
|
80.3
|
76.6
|
Gorffennaf 2019
|
79.3
|
75.5
|
Awst 2019
|
77.9
|
74.4
|
Medi 2019
|
79.4
|
75.3
|
Hydref 2019
|
79.0
|
75.0
|
Tachwedd 2019
|
78.1
|
74.6
|
Rhagfyr 2019
|
77.8
|
74.7
|
Ionawr 2020
|
77.4
|
73.6
|
Chwefror 2020
|
77.1
|
72.5
|
Mawrth 2020
|
77.5
|
72.0
|
Ebrill 2020
|
76.5
|
70.8
|
Mai 2020
|
77.5
|
70.9
|
Mehefin 2020
|
76.8
|
70.8
|
Gorffennaf 2020
|
77.0
|
71.7
|
Awst 2020
|
75.7
|
71.3
|
Medi 2020
|
73.8
|
69.4
|
Hydref 2020
|
73.1
|
69.8
|
Tachwedd 2020
|
73.8
|
71.2
|
Rhagfyr 2020
|
76.0
|
73.5
|
Ionawr 2021
|
76.0
|
74.3
|
Chwefror 2021
|
74.1
|
72.5
|
Mawrth 2021
|
73.6
|
72.2
|
Ebrill 2021
|
72.7
|
70.5
|
Mai 2021
|
75.0
|
72.7
|
Mehefin 2021
|
74.6
|
73.5
|
Gorffennaf 2021
|
77.0
|
75.0
|
Awst 2021
|
77.1
|
75.8
|
Medi 2021
|
77.2
|
75.5
|
Hydref 2021
|
75.2
|
75.3
|
Tachwedd 2021
|
74.7
|
74.6
|
Rhagfyr 2021
|
73.3
|
73.6
|
Ionawr 2022
|
72.4
|
72.5
|
Chwefror 2022
|
71.7
|
71.3
|
Mawrth 2022
|
73.2
|
71.8
|
Ebrill 2022
|
74.3
|
72.8
|
Mai 2022
|
74.1
|
73.3
|
Mehefin 2022
|
74.9
|
74.2
|
Gorffennaf 2022
|
75.1
|
74.5
|
Awst 2022
|
75.6
|
74.8
|
Medi 2022
|
73.6
|
73.2
|
Hydref 2022
|
72.6
|
72.4
|
Tachwedd 2022
|
71.0
|
70.3
|
Rhagfyr 2022
|
70.2
|
69.3
|