Cysylltau cyflym:
yn ôl math o eiddo
yn ôl statws y prynwr
yn ôl statws cyllido
yn ôl statws yr eiddo
Ystadegau Prisiau Tai
Math o eiddo
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol ar gyfer pob math o eiddo neu ganolbwyntio ar un penodol.
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Mai 2006
|
116814.0
|
191069.0
|
Mehefin 2006
|
117188.0
|
190604.0
|
Gorffennaf 2006
|
117318.0
|
190946.0
|
Awst 2006
|
117011.0
|
190661.0
|
Medi 2006
|
118221.0
|
193466.0
|
Hydref 2006
|
120725.0
|
197821.0
|
Tachwedd 2006
|
120752.0
|
197665.0
|
Rhagfyr 2006
|
123022.0
|
200143.0
|
Ionawr 2007
|
124331.0
|
202084.0
|
Chwefror 2007
|
126340.0
|
205296.0
|
Mawrth 2007
|
125415.0
|
204288.0
|
Ebrill 2007
|
124649.0
|
202143.0
|
Mai 2007
|
123259.0
|
198821.0
|
Mehefin 2007
|
124762.0
|
200729.0
|
Gorffennaf 2007
|
124904.0
|
201577.0
|
Awst 2007
|
128537.0
|
208237.0
|
Medi 2007
|
127129.0
|
206655.0
|
Hydref 2007
|
126399.0
|
206195.0
|
Tachwedd 2007
|
126626.0
|
207054.0
|
Rhagfyr 2007
|
127213.0
|
207634.0
|
Ionawr 2008
|
129963.0
|
212100.0
|
Chwefror 2008
|
125667.0
|
205438.0
|
Mawrth 2008
|
123745.0
|
203634.0
|
Ebrill 2008
|
120896.0
|
199639.0
|
Mai 2008
|
124326.0
|
204989.0
|
Mehefin 2008
|
123812.0
|
203435.0
|
Gorffennaf 2008
|
119556.0
|
196450.0
|
Awst 2008
|
114725.0
|
188547.0
|
Medi 2008
|
114004.0
|
189336.0
|
Hydref 2008
|
114473.0
|
190531.0
|
Tachwedd 2008
|
118520.0
|
197948.0
|
Rhagfyr 2008
|
122350.0
|
202834.0
|
Ionawr 2009
|
124910.0
|
207857.0
|
Chwefror 2009
|
120848.0
|
201664.0
|
Mawrth 2009
|
118605.0
|
199186.0
|
Ebrill 2009
|
116500.0
|
194912.0
|
Mai 2009
|
116058.0
|
193605.0
|
Mehefin 2009
|
115587.0
|
192496.0
|
Gorffennaf 2009
|
115350.0
|
191932.0
|
Awst 2009
|
115597.0
|
192701.0
|
Medi 2009
|
113604.0
|
189651.0
|
Hydref 2009
|
113850.0
|
190303.0
|
Tachwedd 2009
|
114579.0
|
191627.0
|
Rhagfyr 2009
|
115741.0
|
192190.0
|
Ionawr 2010
|
113339.0
|
188806.0
|
Chwefror 2010
|
111695.0
|
186182.0
|
Mawrth 2010
|
109657.0
|
184609.0
|
Ebrill 2010
|
110955.0
|
186126.0
|
Mai 2010
|
110183.0
|
184914.0
|
Mehefin 2010
|
111081.0
|
185751.0
|
Gorffennaf 2010
|
110868.0
|
185994.0
|
Awst 2010
|
114162.0
|
191993.0
|
Medi 2010
|
113754.0
|
192469.0
|
Hydref 2010
|
115535.0
|
196024.0
|
Tachwedd 2010
|
112212.0
|
190999.0
|
Rhagfyr 2010
|
110343.0
|
187619.0
|
Ionawr 2011
|
106105.0
|
180969.0
|
Chwefror 2011
|
106605.0
|
182277.0
|
Mawrth 2011
|
105259.0
|
181163.0
|
Ebrill 2011
|
107965.0
|
185485.0
|
Mai 2011
|
108030.0
|
184767.0
|
Mehefin 2011
|
109415.0
|
185618.0
|
Gorffennaf 2011
|
107613.0
|
182140.0
|
Awst 2011
|
105624.0
|
179157.0
|
Medi 2011
|
106253.0
|
181001.0
|
Hydref 2011
|
106780.0
|
182505.0
|
Tachwedd 2011
|
107891.0
|
184505.0
|
Rhagfyr 2011
|
108669.0
|
185217.0
|
Ionawr 2012
|
107446.0
|
182522.0
|
Chwefror 2012
|
105045.0
|
178210.0
|
Mawrth 2012
|
104835.0
|
177025.0
|
Ebrill 2012
|
108371.0
|
183234.0
|
Mai 2012
|
111181.0
|
187730.0
|
Mehefin 2012
|
112831.0
|
190741.0
|
Gorffennaf 2012
|
111116.0
|
187645.0
|
Awst 2012
|
112140.0
|
189321.0
|
Medi 2012
|
111163.0
|
188370.0
|
Hydref 2012
|
112070.0
|
189718.0
|
Tachwedd 2012
|
111729.0
|
189156.0
|
Rhagfyr 2012
|
107589.0
|
182273.0
|
Ionawr 2013
|
103175.0
|
175100.0
|
Chwefror 2013
|
99879.0
|
169722.0
|
Mawrth 2013
|
101609.0
|
173118.0
|
Ebrill 2013
|
103706.0
|
176578.0
|
Mai 2013
|
105867.0
|
180009.0
|
Mehefin 2013
|
105152.0
|
177791.0
|
Gorffennaf 2013
|
107506.0
|
181517.0
|
Awst 2013
|
109017.0
|
183986.0
|
Medi 2013
|
110226.0
|
186965.0
|
Hydref 2013
|
105913.0
|
180413.0
|
Tachwedd 2013
|
103536.0
|
176723.0
|
Rhagfyr 2013
|
103951.0
|
176464.0
|
Ionawr 2014
|
104234.0
|
176485.0
|
Chwefror 2014
|
100956.0
|
170900.0
|
Mawrth 2014
|
100143.0
|
169812.0
|
Ebrill 2014
|
102147.0
|
172823.0
|
Mai 2014
|
107549.0
|
181592.0
|
Mehefin 2014
|
109472.0
|
184596.0
|
Gorffennaf 2014
|
111707.0
|
188203.0
|
Awst 2014
|
111496.0
|
187696.0
|
Medi 2014
|
112691.0
|
189740.0
|
Hydref 2014
|
112300.0
|
189282.0
|
Tachwedd 2014
|
111338.0
|
187946.0
|
Rhagfyr 2014
|
110218.0
|
186512.0
|
Ionawr 2015
|
107847.0
|
182723.0
|
Chwefror 2015
|
107113.0
|
181770.0
|
Mawrth 2015
|
105225.0
|
179066.0
|
Ebrill 2015
|
106215.0
|
180950.0
|
Mai 2015
|
109795.0
|
186653.0
|
Mehefin 2015
|
112098.0
|
189574.0
|
Gorffennaf 2015
|
112462.0
|
189626.0
|
Awst 2015
|
109174.0
|
183919.0
|
Medi 2015
|
107653.0
|
182145.0
|
Hydref 2015
|
108029.0
|
183345.0
|
Tachwedd 2015
|
110352.0
|
187614.0
|
Rhagfyr 2015
|
111961.0
|
190746.0
|
Ionawr 2016
|
112533.0
|
191449.0
|
Chwefror 2016
|
110382.0
|
187646.0
|
Mawrth 2016
|
108810.0
|
184173.0
|
Ebrill 2016
|
111268.0
|
188814.0
|
Mai 2016
|
113202.0
|
192677.0
|
Mehefin 2016
|
115277.0
|
196680.0
|
Gorffennaf 2016
|
114403.0
|
194732.0
|
Awst 2016
|
112515.0
|
191330.0
|
Medi 2016
|
107866.0
|
183499.0
|
Hydref 2016
|
107027.0
|
183095.0
|
Tachwedd 2016
|
107714.0
|
185292.0
|
Rhagfyr 2016
|
112252.0
|
193759.0
|
Ionawr 2017
|
109752.0
|
190034.0
|
Chwefror 2017
|
111719.0
|
193240.0
|
Mawrth 2017
|
109670.0
|
189953.0
|
Ebrill 2017
|
111784.0
|
192899.0
|
Mai 2017
|
110405.0
|
189873.0
|
Mehefin 2017
|
109877.0
|
187817.0
|
Gorffennaf 2017
|
110106.0
|
187696.0
|
Awst 2017
|
109897.0
|
187099.0
|
Medi 2017
|
111839.0
|
191118.0
|
Hydref 2017
|
113190.0
|
194093.0
|
Tachwedd 2017
|
114120.0
|
195972.0
|
Rhagfyr 2017
|
115302.0
|
197449.0
|
Ionawr 2018
|
112921.0
|
193603.0
|
Chwefror 2018
|
112353.0
|
194107.0
|
Mawrth 2018
|
108542.0
|
188449.0
|
Ebrill 2018
|
108051.0
|
187501.0
|
Mai 2018
|
107748.0
|
185783.0
|
Mehefin 2018
|
111933.0
|
192614.0
|
Gorffennaf 2018
|
113484.0
|
195242.0
|
Awst 2018
|
112626.0
|
193949.0
|
Medi 2018
|
109547.0
|
188855.0
|
Hydref 2018
|
109755.0
|
189513.0
|
Tachwedd 2018
|
110045.0
|
190062.0
|
Rhagfyr 2018
|
112365.0
|
193920.0
|
Ionawr 2019
|
110674.0
|
191198.0
|
Chwefror 2019
|
110773.0
|
192215.0
|
Mawrth 2019
|
108364.0
|
188501.0
|
Ebrill 2019
|
110159.0
|
191281.0
|
Mai 2019
|
112798.0
|
194946.0
|
Mehefin 2019
|
112888.0
|
194276.0
|
Gorffennaf 2019
|
114238.0
|
196634.0
|
Awst 2019
|
114859.0
|
197506.0
|
Medi 2019
|
116974.0
|
201585.0
|
Hydref 2019
|
115099.0
|
197961.0
|
Tachwedd 2019
|
112955.0
|
194041.0
|
Rhagfyr 2019
|
112958.0
|
193537.0
|
Ionawr 2020
|
114013.0
|
196092.0
|
Chwefror 2020
|
112362.0
|
193684.0
|
Mawrth 2020
|
111932.0
|
193703.0
|
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Mai 2006
|
20.7
|
17.6
|
Mehefin 2006
|
16.6
|
14.0
|
Gorffennaf 2006
|
12.6
|
10.2
|
Awst 2006
|
12.9
|
10.8
|
Medi 2006
|
12.9
|
10.8
|
Hydref 2006
|
16.9
|
15.2
|
Tachwedd 2006
|
14.5
|
13.0
|
Rhagfyr 2006
|
16.1
|
14.7
|
Ionawr 2007
|
14.9
|
13.4
|
Chwefror 2007
|
19.4
|
18.2
|
Mawrth 2007
|
16.1
|
14.7
|
Ebrill 2007
|
13.0
|
11.9
|
Mai 2007
|
5.5
|
4.1
|
Mehefin 2007
|
6.5
|
5.3
|
Gorffennaf 2007
|
6.5
|
5.6
|
Awst 2007
|
9.8
|
9.2
|
Medi 2007
|
7.5
|
6.8
|
Hydref 2007
|
4.7
|
4.2
|
Tachwedd 2007
|
4.9
|
4.8
|
Rhagfyr 2007
|
3.4
|
3.7
|
Ionawr 2008
|
4.5
|
5.0
|
Chwefror 2008
|
-0.5
|
0.1
|
Mawrth 2008
|
-1.3
|
-0.3
|
Ebrill 2008
|
-3.0
|
-1.2
|
Mai 2008
|
0.9
|
3.1
|
Mehefin 2008
|
-0.8
|
1.4
|
Gorffennaf 2008
|
-4.3
|
-2.5
|
Awst 2008
|
-10.8
|
-9.5
|
Medi 2008
|
-10.3
|
-8.4
|
Hydref 2008
|
-9.4
|
-7.6
|
Tachwedd 2008
|
-6.4
|
-4.4
|
Rhagfyr 2008
|
-3.8
|
-2.3
|
Ionawr 2009
|
-3.9
|
-2.0
|
Chwefror 2009
|
-3.8
|
-1.8
|
Mawrth 2009
|
-4.2
|
-2.2
|
Ebrill 2009
|
-3.6
|
-2.4
|
Mai 2009
|
-6.6
|
-5.6
|
Mehefin 2009
|
-6.6
|
-5.4
|
Gorffennaf 2009
|
-3.5
|
-2.3
|
Awst 2009
|
0.8
|
2.2
|
Medi 2009
|
-0.4
|
0.2
|
Hydref 2009
|
-0.5
|
-0.1
|
Tachwedd 2009
|
-3.3
|
-3.2
|
Rhagfyr 2009
|
-5.4
|
-5.2
|
Ionawr 2010
|
-9.3
|
-9.2
|
Chwefror 2010
|
-7.6
|
-7.7
|
Mawrth 2010
|
-7.5
|
-7.3
|
Ebrill 2010
|
-4.8
|
-4.5
|
Mai 2010
|
-5.1
|
-4.5
|
Mehefin 2010
|
-3.9
|
-3.5
|
Gorffennaf 2010
|
-3.9
|
-3.1
|
Awst 2010
|
-1.2
|
-0.4
|
Medi 2010
|
0.1
|
1.5
|
Hydref 2010
|
1.5
|
3.0
|
Tachwedd 2010
|
-2.1
|
-0.3
|
Rhagfyr 2010
|
-4.7
|
-2.4
|
Ionawr 2011
|
-6.4
|
-4.2
|
Chwefror 2011
|
-4.6
|
-2.1
|
Mawrth 2011
|
-4.0
|
-1.9
|
Ebrill 2011
|
-2.7
|
-0.3
|
Mai 2011
|
-2.0
|
-0.1
|
Mehefin 2011
|
-1.5
|
-0.1
|
Gorffennaf 2011
|
-2.9
|
-2.1
|
Awst 2011
|
-7.5
|
-6.7
|
Medi 2011
|
-6.6
|
-6.0
|
Hydref 2011
|
-7.6
|
-6.9
|
Tachwedd 2011
|
-3.8
|
-3.4
|
Rhagfyr 2011
|
-1.5
|
-1.3
|
Ionawr 2012
|
1.3
|
0.9
|
Chwefror 2012
|
-1.5
|
-2.2
|
Mawrth 2012
|
-0.4
|
-2.3
|
Ebrill 2012
|
0.4
|
-1.2
|
Mai 2012
|
2.9
|
1.6
|
Mehefin 2012
|
3.1
|
2.8
|
Gorffennaf 2012
|
3.3
|
3.0
|
Awst 2012
|
6.2
|
5.7
|
Medi 2012
|
4.6
|
4.1
|
Hydref 2012
|
5.0
|
4.0
|
Tachwedd 2012
|
3.6
|
2.5
|
Rhagfyr 2012
|
-1.0
|
-1.6
|
Ionawr 2013
|
-4.0
|
-4.1
|
Chwefror 2013
|
-4.9
|
-4.8
|
Mawrth 2013
|
-3.1
|
-2.2
|
Ebrill 2013
|
-4.3
|
-3.6
|
Mai 2013
|
-4.8
|
-4.1
|
Mehefin 2013
|
-6.8
|
-6.8
|
Gorffennaf 2013
|
-3.2
|
-3.3
|
Awst 2013
|
-2.8
|
-2.8
|
Medi 2013
|
-0.8
|
-0.8
|
Hydref 2013
|
-5.5
|
-4.9
|
Tachwedd 2013
|
-7.3
|
-6.6
|
Rhagfyr 2013
|
-3.4
|
-3.2
|
Ionawr 2014
|
1.0
|
0.8
|
Chwefror 2014
|
1.1
|
0.7
|
Mawrth 2014
|
-1.4
|
-1.9
|
Ebrill 2014
|
-1.5
|
-2.1
|
Mai 2014
|
1.6
|
0.9
|
Mehefin 2014
|
4.1
|
3.8
|
Gorffennaf 2014
|
3.9
|
3.7
|
Awst 2014
|
2.3
|
2.0
|
Medi 2014
|
2.2
|
1.5
|
Hydref 2014
|
6.0
|
4.9
|
Tachwedd 2014
|
7.5
|
6.4
|
Rhagfyr 2014
|
6.0
|
5.7
|
Ionawr 2015
|
3.5
|
3.5
|
Chwefror 2015
|
6.1
|
6.4
|
Mawrth 2015
|
5.1
|
5.4
|
Ebrill 2015
|
4.0
|
4.7
|
Mai 2015
|
2.1
|
2.8
|
Mehefin 2015
|
2.4
|
2.7
|
Gorffennaf 2015
|
0.7
|
0.8
|
Awst 2015
|
-2.1
|
-2.0
|
Medi 2015
|
-4.5
|
-4.0
|
Hydref 2015
|
-3.8
|
-3.1
|
Tachwedd 2015
|
-0.9
|
-0.2
|
Rhagfyr 2015
|
1.6
|
2.3
|
Ionawr 2016
|
4.4
|
4.8
|
Chwefror 2016
|
3.0
|
3.2
|
Mawrth 2016
|
3.4
|
2.8
|
Ebrill 2016
|
4.8
|
4.4
|
Mai 2016
|
3.1
|
3.2
|
Mehefin 2016
|
2.8
|
3.8
|
Gorffennaf 2016
|
1.7
|
2.7
|
Awst 2016
|
3.1
|
4.0
|
Medi 2016
|
0.2
|
0.7
|
Hydref 2016
|
-0.9
|
-0.1
|
Tachwedd 2016
|
-2.4
|
-1.2
|
Rhagfyr 2016
|
0.3
|
1.6
|
Ionawr 2017
|
-2.5
|
-0.7
|
Chwefror 2017
|
1.2
|
3.0
|
Mawrth 2017
|
0.8
|
3.1
|
Ebrill 2017
|
-0.8
|
-0.1
|
Mai 2017
|
-3.2
|
-2.8
|
Mehefin 2017
|
-4.7
|
-4.5
|
Gorffennaf 2017
|
-3.8
|
-3.6
|
Awst 2017
|
-2.3
|
-2.2
|
Medi 2017
|
3.7
|
4.2
|
Hydref 2017
|
5.8
|
6.0
|
Tachwedd 2017
|
6.0
|
5.8
|
Rhagfyr 2017
|
2.7
|
1.9
|
Ionawr 2018
|
2.9
|
1.9
|
Chwefror 2018
|
0.6
|
0.4
|
Mawrth 2018
|
-1.0
|
-0.8
|
Ebrill 2018
|
-3.3
|
-2.8
|
Mai 2018
|
-2.4
|
-2.2
|
Mehefin 2018
|
1.9
|
2.6
|
Gorffennaf 2018
|
3.1
|
4.0
|
Awst 2018
|
2.5
|
3.7
|
Medi 2018
|
-2.0
|
-1.2
|
Hydref 2018
|
-3.0
|
-2.4
|
Tachwedd 2018
|
-3.6
|
-3.0
|
Rhagfyr 2018
|
-2.6
|
-1.8
|
Ionawr 2019
|
-2.0
|
-1.2
|
Chwefror 2019
|
-1.4
|
-1.0
|
Mawrth 2019
|
-0.2
|
0.0
|
Ebrill 2019
|
2.0
|
2.0
|
Mai 2019
|
4.7
|
4.9
|
Mehefin 2019
|
0.8
|
0.9
|
Gorffennaf 2019
|
0.7
|
0.7
|
Awst 2019
|
2.0
|
1.8
|
Medi 2019
|
6.8
|
6.7
|
Hydref 2019
|
4.9
|
4.5
|
Tachwedd 2019
|
2.6
|
2.1
|
Rhagfyr 2019
|
0.5
|
-0.2
|
Ionawr 2020
|
3.0
|
2.6
|
Chwefror 2020
|
1.4
|
0.8
|
Mawrth 2020
|
3.3
|
2.8
|
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Mai 2006
|
5.9
|
5.8
|
Mehefin 2006
|
0.3
|
-0.2
|
Gorffennaf 2006
|
0.1
|
0.2
|
Awst 2006
|
-0.3
|
-0.2
|
Medi 2006
|
1.0
|
1.5
|
Hydref 2006
|
2.1
|
2.2
|
Tachwedd 2006
|
0.0
|
-0.1
|
Rhagfyr 2006
|
1.9
|
1.2
|
Ionawr 2007
|
1.1
|
1.0
|
Chwefror 2007
|
1.6
|
1.6
|
Mawrth 2007
|
-0.7
|
-0.5
|
Ebrill 2007
|
-0.6
|
-1.0
|
Mai 2007
|
-1.1
|
-1.6
|
Mehefin 2007
|
1.2
|
1.0
|
Gorffennaf 2007
|
0.1
|
0.4
|
Awst 2007
|
2.9
|
3.3
|
Medi 2007
|
-1.1
|
-0.8
|
Hydref 2007
|
-0.6
|
-0.2
|
Tachwedd 2007
|
0.2
|
0.4
|
Rhagfyr 2007
|
0.5
|
0.3
|
Ionawr 2008
|
2.2
|
2.2
|
Chwefror 2008
|
-3.3
|
-3.1
|
Mawrth 2008
|
-1.5
|
-0.9
|
Ebrill 2008
|
-2.3
|
-2.0
|
Mai 2008
|
2.8
|
2.7
|
Mehefin 2008
|
-0.4
|
-0.8
|
Gorffennaf 2008
|
-3.4
|
-3.4
|
Awst 2008
|
-4.0
|
-4.0
|
Medi 2008
|
-0.6
|
0.4
|
Hydref 2008
|
0.4
|
0.6
|
Tachwedd 2008
|
3.5
|
3.9
|
Rhagfyr 2008
|
3.2
|
2.5
|
Ionawr 2009
|
2.1
|
2.5
|
Chwefror 2009
|
-3.2
|
-3.0
|
Mawrth 2009
|
-1.9
|
-1.2
|
Ebrill 2009
|
-1.8
|
-2.2
|
Mai 2009
|
-0.4
|
-0.7
|
Mehefin 2009
|
-0.4
|
-0.6
|
Gorffennaf 2009
|
-0.2
|
-0.3
|
Awst 2009
|
0.2
|
0.4
|
Medi 2009
|
-1.7
|
-1.6
|
Hydref 2009
|
0.2
|
0.3
|
Tachwedd 2009
|
0.6
|
0.7
|
Rhagfyr 2009
|
1.0
|
0.3
|
Ionawr 2010
|
-2.1
|
-1.8
|
Chwefror 2010
|
-1.4
|
-1.4
|
Mawrth 2010
|
-1.8
|
-0.8
|
Ebrill 2010
|
1.2
|
0.8
|
Mai 2010
|
-0.7
|
-0.6
|
Mehefin 2010
|
0.8
|
0.4
|
Gorffennaf 2010
|
-0.2
|
0.1
|
Awst 2010
|
3.0
|
3.2
|
Medi 2010
|
-0.4
|
0.2
|
Hydref 2010
|
1.6
|
1.8
|
Tachwedd 2010
|
-2.9
|
-2.6
|
Rhagfyr 2010
|
-1.7
|
-1.8
|
Ionawr 2011
|
-3.8
|
-3.5
|
Chwefror 2011
|
0.5
|
0.7
|
Mawrth 2011
|
-1.3
|
-0.6
|
Ebrill 2011
|
2.6
|
2.4
|
Mai 2011
|
0.1
|
-0.4
|
Mehefin 2011
|
1.3
|
0.5
|
Gorffennaf 2011
|
-1.6
|
-1.9
|
Awst 2011
|
-1.8
|
-1.6
|
Medi 2011
|
0.6
|
1.0
|
Hydref 2011
|
0.5
|
0.8
|
Tachwedd 2011
|
1.0
|
1.1
|
Rhagfyr 2011
|
0.7
|
0.4
|
Ionawr 2012
|
-1.1
|
-1.5
|
Chwefror 2012
|
-2.2
|
-2.4
|
Mawrth 2012
|
-0.2
|
-0.7
|
Ebrill 2012
|
3.4
|
3.5
|
Mai 2012
|
2.6
|
2.4
|
Mehefin 2012
|
1.5
|
1.6
|
Gorffennaf 2012
|
-1.5
|
-1.6
|
Awst 2012
|
0.9
|
0.9
|
Medi 2012
|
-0.9
|
-0.5
|
Hydref 2012
|
0.8
|
0.7
|
Tachwedd 2012
|
-0.3
|
-0.3
|
Rhagfyr 2012
|
-3.7
|
-3.6
|
Ionawr 2013
|
-4.1
|
-3.9
|
Chwefror 2013
|
-3.2
|
-3.1
|
Mawrth 2013
|
1.7
|
2.0
|
Ebrill 2013
|
2.1
|
2.0
|
Mai 2013
|
2.1
|
1.9
|
Mehefin 2013
|
-0.7
|
-1.2
|
Gorffennaf 2013
|
2.2
|
2.1
|
Awst 2013
|
1.4
|
1.4
|
Medi 2013
|
1.1
|
1.6
|
Hydref 2013
|
-3.9
|
-3.5
|
Tachwedd 2013
|
-2.2
|
-2.0
|
Rhagfyr 2013
|
0.4
|
-0.2
|
Ionawr 2014
|
0.3
|
0.0
|
Chwefror 2014
|
-3.1
|
-3.2
|
Mawrth 2014
|
-0.8
|
-0.6
|
Ebrill 2014
|
2.0
|
1.8
|
Mai 2014
|
5.3
|
5.1
|
Mehefin 2014
|
1.8
|
1.6
|
Gorffennaf 2014
|
2.0
|
2.0
|
Awst 2014
|
-0.2
|
-0.3
|
Medi 2014
|
1.1
|
1.1
|
Hydref 2014
|
-0.4
|
-0.2
|
Tachwedd 2014
|
-0.9
|
-0.7
|
Rhagfyr 2014
|
-1.0
|
-0.8
|
Ionawr 2015
|
-2.2
|
-2.0
|
Chwefror 2015
|
-0.7
|
-0.5
|
Mawrth 2015
|
-1.8
|
-1.5
|
Ebrill 2015
|
0.9
|
1.0
|
Mai 2015
|
3.4
|
3.2
|
Mehefin 2015
|
2.1
|
1.6
|
Gorffennaf 2015
|
0.3
|
0.0
|
Awst 2015
|
-2.9
|
-3.0
|
Medi 2015
|
-1.4
|
-1.0
|
Hydref 2015
|
0.4
|
0.7
|
Tachwedd 2015
|
2.2
|
2.3
|
Rhagfyr 2015
|
1.5
|
1.7
|
Ionawr 2016
|
0.5
|
0.4
|
Chwefror 2016
|
-1.9
|
-2.0
|
Mawrth 2016
|
-1.4
|
-1.8
|
Ebrill 2016
|
2.3
|
2.5
|
Mai 2016
|
1.7
|
2.0
|
Mehefin 2016
|
1.8
|
2.1
|
Gorffennaf 2016
|
-0.8
|
-1.0
|
Awst 2016
|
-1.6
|
-1.8
|
Medi 2016
|
-4.1
|
-4.1
|
Hydref 2016
|
-0.8
|
-0.2
|
Tachwedd 2016
|
0.6
|
1.2
|
Rhagfyr 2016
|
4.2
|
4.6
|
Ionawr 2017
|
-2.2
|
-1.9
|
Chwefror 2017
|
1.8
|
1.7
|
Mawrth 2017
|
-1.8
|
-1.7
|
Ebrill 2017
|
1.9
|
1.6
|
Mai 2017
|
-1.2
|
-1.6
|
Mehefin 2017
|
-0.5
|
-1.1
|
Gorffennaf 2017
|
0.2
|
-0.1
|
Awst 2017
|
-0.2
|
-0.3
|
Medi 2017
|
1.8
|
2.2
|
Hydref 2017
|
1.2
|
1.6
|
Tachwedd 2017
|
0.8
|
1.0
|
Rhagfyr 2017
|
1.0
|
0.8
|
Ionawr 2018
|
-2.1
|
-2.0
|
Chwefror 2018
|
-0.5
|
0.3
|
Mawrth 2018
|
-3.4
|
-2.9
|
Ebrill 2018
|
-0.4
|
-0.5
|
Mai 2018
|
-0.3
|
-0.9
|
Mehefin 2018
|
3.9
|
3.7
|
Gorffennaf 2018
|
1.4
|
1.4
|
Awst 2018
|
-0.8
|
-0.7
|
Medi 2018
|
-2.7
|
-2.6
|
Hydref 2018
|
0.2
|
0.4
|
Tachwedd 2018
|
0.3
|
0.3
|
Rhagfyr 2018
|
2.1
|
2.0
|
Ionawr 2019
|
-1.5
|
-1.4
|
Chwefror 2019
|
0.1
|
0.5
|
Mawrth 2019
|
-2.2
|
-1.9
|
Ebrill 2019
|
1.7
|
1.5
|
Mai 2019
|
2.4
|
1.9
|
Mehefin 2019
|
0.1
|
-0.3
|
Gorffennaf 2019
|
1.2
|
1.2
|
Awst 2019
|
0.5
|
0.4
|
Medi 2019
|
1.8
|
2.1
|
Hydref 2019
|
-1.6
|
-1.8
|
Tachwedd 2019
|
-1.9
|
-2.0
|
Rhagfyr 2019
|
0.0
|
-0.3
|
Ionawr 2020
|
0.9
|
1.3
|
Chwefror 2020
|
-1.4
|
-1.2
|
Mawrth 2020
|
-0.4
|
0.0
|
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Mai 2006
|
108.3
|
104.6
|
Mehefin 2006
|
108.7
|
104.3
|
Gorffennaf 2006
|
108.8
|
104.5
|
Awst 2006
|
108.5
|
104.3
|
Medi 2006
|
109.6
|
105.9
|
Hydref 2006
|
111.9
|
108.3
|
Tachwedd 2006
|
112.0
|
108.2
|
Rhagfyr 2006
|
114.1
|
109.5
|
Ionawr 2007
|
115.3
|
110.6
|
Chwefror 2007
|
117.2
|
112.4
|
Mawrth 2007
|
116.3
|
111.8
|
Ebrill 2007
|
115.6
|
110.6
|
Mai 2007
|
114.3
|
108.8
|
Mehefin 2007
|
115.7
|
109.8
|
Gorffennaf 2007
|
115.8
|
110.3
|
Awst 2007
|
119.2
|
114.0
|
Medi 2007
|
117.9
|
113.1
|
Hydref 2007
|
117.2
|
112.8
|
Tachwedd 2007
|
117.4
|
113.3
|
Rhagfyr 2007
|
118.0
|
113.6
|
Ionawr 2008
|
120.5
|
116.1
|
Chwefror 2008
|
116.5
|
112.4
|
Mawrth 2008
|
114.7
|
111.4
|
Ebrill 2008
|
112.1
|
109.3
|
Mai 2008
|
115.3
|
112.2
|
Mehefin 2008
|
114.8
|
111.3
|
Gorffennaf 2008
|
110.9
|
107.5
|
Awst 2008
|
106.4
|
103.2
|
Medi 2008
|
105.7
|
103.6
|
Hydref 2008
|
106.1
|
104.3
|
Tachwedd 2008
|
109.9
|
108.3
|
Rhagfyr 2008
|
113.4
|
111.0
|
Ionawr 2009
|
115.8
|
113.8
|
Chwefror 2009
|
112.1
|
110.4
|
Mawrth 2009
|
110.0
|
109.0
|
Ebrill 2009
|
108.0
|
106.7
|
Mai 2009
|
107.6
|
106.0
|
Mehefin 2009
|
107.2
|
105.4
|
Gorffennaf 2009
|
107.0
|
105.0
|
Awst 2009
|
107.2
|
105.5
|
Medi 2009
|
105.3
|
103.8
|
Hydref 2009
|
105.6
|
104.2
|
Tachwedd 2009
|
106.2
|
104.9
|
Rhagfyr 2009
|
107.3
|
105.2
|
Ionawr 2010
|
105.1
|
103.3
|
Chwefror 2010
|
103.6
|
101.9
|
Mawrth 2010
|
101.7
|
101.0
|
Ebrill 2010
|
102.9
|
101.9
|
Mai 2010
|
102.2
|
101.2
|
Mehefin 2010
|
103.0
|
101.7
|
Gorffennaf 2010
|
102.8
|
101.8
|
Awst 2010
|
105.9
|
105.1
|
Medi 2010
|
105.5
|
105.3
|
Hydref 2010
|
107.1
|
107.3
|
Tachwedd 2010
|
104.0
|
104.5
|
Rhagfyr 2010
|
102.3
|
102.7
|
Ionawr 2011
|
98.4
|
99.0
|
Chwefror 2011
|
98.8
|
99.8
|
Mawrth 2011
|
97.6
|
99.2
|
Ebrill 2011
|
100.1
|
101.5
|
Mai 2011
|
100.2
|
101.1
|
Mehefin 2011
|
101.4
|
101.6
|
Gorffennaf 2011
|
99.8
|
99.7
|
Awst 2011
|
97.9
|
98.0
|
Medi 2011
|
98.5
|
99.1
|
Hydref 2011
|
99.0
|
99.9
|
Tachwedd 2011
|
100.0
|
101.0
|
Rhagfyr 2011
|
100.8
|
101.4
|
Ionawr 2012
|
99.6
|
99.9
|
Chwefror 2012
|
97.4
|
97.5
|
Mawrth 2012
|
97.2
|
96.9
|
Ebrill 2012
|
100.5
|
100.3
|
Mai 2012
|
103.1
|
102.7
|
Mehefin 2012
|
104.6
|
104.4
|
Gorffennaf 2012
|
103.0
|
102.7
|
Awst 2012
|
104.0
|
103.6
|
Medi 2012
|
103.1
|
103.1
|
Hydref 2012
|
103.9
|
103.8
|
Tachwedd 2012
|
103.6
|
103.5
|
Rhagfyr 2012
|
99.8
|
99.8
|
Ionawr 2013
|
95.7
|
95.8
|
Chwefror 2013
|
92.6
|
92.9
|
Mawrth 2013
|
94.2
|
94.7
|
Ebrill 2013
|
96.2
|
96.6
|
Mai 2013
|
98.2
|
98.5
|
Mehefin 2013
|
97.5
|
97.3
|
Gorffennaf 2013
|
99.7
|
99.3
|
Awst 2013
|
101.1
|
100.7
|
Medi 2013
|
102.2
|
102.3
|
Hydref 2013
|
98.2
|
98.7
|
Tachwedd 2013
|
96.0
|
96.7
|
Rhagfyr 2013
|
96.4
|
96.6
|
Ionawr 2014
|
96.6
|
96.6
|
Chwefror 2014
|
93.6
|
93.5
|
Mawrth 2014
|
92.9
|
92.9
|
Ebrill 2014
|
94.7
|
94.6
|
Mai 2014
|
99.7
|
99.4
|
Mehefin 2014
|
101.5
|
101.0
|
Gorffennaf 2014
|
103.6
|
103.0
|
Awst 2014
|
103.4
|
102.7
|
Medi 2014
|
104.5
|
103.8
|
Hydref 2014
|
104.1
|
103.6
|
Tachwedd 2014
|
103.2
|
102.9
|
Rhagfyr 2014
|
102.2
|
102.1
|
Ionawr 2015
|
100.0
|
100.0
|
Chwefror 2015
|
99.3
|
99.5
|
Mawrth 2015
|
97.6
|
98.0
|
Ebrill 2015
|
98.5
|
99.0
|
Mai 2015
|
101.8
|
102.2
|
Mehefin 2015
|
103.9
|
103.8
|
Gorffennaf 2015
|
104.3
|
103.8
|
Awst 2015
|
101.2
|
100.6
|
Medi 2015
|
99.8
|
99.7
|
Hydref 2015
|
100.2
|
100.3
|
Tachwedd 2015
|
102.3
|
102.7
|
Rhagfyr 2015
|
103.8
|
104.4
|
Ionawr 2016
|
104.4
|
104.8
|
Chwefror 2016
|
102.4
|
102.7
|
Mawrth 2016
|
100.9
|
100.8
|
Ebrill 2016
|
103.2
|
103.3
|
Mai 2016
|
105.0
|
105.4
|
Mehefin 2016
|
106.9
|
107.6
|
Gorffennaf 2016
|
106.1
|
106.6
|
Awst 2016
|
104.3
|
104.7
|
Medi 2016
|
100.0
|
100.4
|
Hydref 2016
|
99.2
|
100.2
|
Tachwedd 2016
|
99.9
|
101.4
|
Rhagfyr 2016
|
104.1
|
106.0
|
Ionawr 2017
|
101.8
|
104.0
|
Chwefror 2017
|
103.6
|
105.8
|
Mawrth 2017
|
101.7
|
104.0
|
Ebrill 2017
|
103.6
|
105.6
|
Mai 2017
|
102.4
|
103.9
|
Mehefin 2017
|
101.9
|
102.8
|
Gorffennaf 2017
|
102.1
|
102.7
|
Awst 2017
|
101.9
|
102.4
|
Medi 2017
|
103.7
|
104.6
|
Hydref 2017
|
105.0
|
106.2
|
Tachwedd 2017
|
105.8
|
107.2
|
Rhagfyr 2017
|
106.9
|
108.1
|
Ionawr 2018
|
104.7
|
106.0
|
Chwefror 2018
|
104.2
|
106.2
|
Mawrth 2018
|
100.6
|
103.1
|
Ebrill 2018
|
100.2
|
102.6
|
Mai 2018
|
99.9
|
101.7
|
Mehefin 2018
|
103.8
|
105.4
|
Gorffennaf 2018
|
105.2
|
106.8
|
Awst 2018
|
104.4
|
106.1
|
Medi 2018
|
101.6
|
103.4
|
Hydref 2018
|
101.8
|
103.7
|
Tachwedd 2018
|
102.0
|
104.0
|
Rhagfyr 2018
|
104.2
|
106.1
|
Ionawr 2019
|
102.6
|
104.6
|
Chwefror 2019
|
102.7
|
105.2
|
Mawrth 2019
|
100.5
|
103.2
|
Ebrill 2019
|
102.1
|
104.7
|
Mai 2019
|
104.6
|
106.7
|
Mehefin 2019
|
104.7
|
106.3
|
Gorffennaf 2019
|
105.9
|
107.6
|
Awst 2019
|
106.5
|
108.1
|
Medi 2019
|
108.5
|
110.3
|
Hydref 2019
|
106.7
|
108.3
|
Tachwedd 2019
|
104.7
|
106.2
|
Rhagfyr 2019
|
104.7
|
105.9
|
Ionawr 2020
|
105.7
|
107.3
|
Chwefror 2020
|
104.2
|
106.0
|
Mawrth 2020
|
103.8
|
106.0
|
Statws y prynwr
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol yn ôl y math o brynwr e.e. Prynwr am y Tro Cyntaf neu Gyn Berchen-Feddiannydd
Statws cyllido
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol a nifer y gwerthiannau yn ôl statws cyllido, e.e. Arian Parod/Morgais
Statws yr eiddo
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol a nifer y gwerthiannau yn ôl cyllido yn ôl statws yr eiddo, e.e. Newydd/Presennol
Dyddiad
|
Eiddo presennol
|
Mai 2006
|
108381.0
|
Mehefin 2006
|
108771.0
|
Gorffennaf 2006
|
108961.0
|
Awst 2006
|
108773.0
|
Medi 2006
|
109941.0
|
Hydref 2006
|
112249.0
|
Tachwedd 2006
|
112278.0
|
Rhagfyr 2006
|
114378.0
|
Ionawr 2007
|
115606.0
|
Chwefror 2007
|
117437.0
|
Mawrth 2007
|
116621.0
|
Ebrill 2007
|
115964.0
|
Mai 2007
|
114672.0
|
Mehefin 2007
|
116073.0
|
Gorffennaf 2007
|
116164.0
|
Awst 2007
|
119647.0
|
Medi 2007
|
118354.0
|
Hydref 2007
|
117689.0
|
Tachwedd 2007
|
117857.0
|
Rhagfyr 2007
|
118367.0
|
Ionawr 2008
|
120898.0
|
Chwefror 2008
|
116774.0
|
Mawrth 2008
|
114950.0
|
Ebrill 2008
|
112270.0
|
Mai 2008
|
115534.0
|
Mehefin 2008
|
115089.0
|
Gorffennaf 2008
|
111209.0
|
Awst 2008
|
106844.0
|
Medi 2008
|
106185.0
|
Hydref 2008
|
106635.0
|
Tachwedd 2008
|
110295.0
|
Rhagfyr 2008
|
113948.0
|
Ionawr 2009
|
116253.0
|
Chwefror 2009
|
112439.0
|
Mawrth 2009
|
110175.0
|
Ebrill 2009
|
108218.0
|
Mai 2009
|
107906.0
|
Mehefin 2009
|
107610.0
|
Gorffennaf 2009
|
107511.0
|
Awst 2009
|
107837.0
|
Medi 2009
|
106005.0
|
Hydref 2009
|
106296.0
|
Tachwedd 2009
|
106957.0
|
Rhagfyr 2009
|
108094.0
|
Ionawr 2010
|
106029.0
|
Chwefror 2010
|
104491.0
|
Mawrth 2010
|
102562.0
|
Ebrill 2010
|
103652.0
|
Mai 2010
|
102992.0
|
Mehefin 2010
|
103927.0
|
Gorffennaf 2010
|
103820.0
|
Awst 2010
|
106945.0
|
Medi 2010
|
106519.0
|
Hydref 2010
|
108011.0
|
Tachwedd 2010
|
104818.0
|
Rhagfyr 2010
|
102967.0
|
Ionawr 2011
|
98948.0
|
Chwefror 2011
|
99286.0
|
Mawrth 2011
|
97962.0
|
Ebrill 2011
|
100411.0
|
Mai 2011
|
100403.0
|
Mehefin 2011
|
101762.0
|
Gorffennaf 2011
|
100130.0
|
Awst 2011
|
98431.0
|
Medi 2011
|
99079.0
|
Hydref 2011
|
99596.0
|
Tachwedd 2011
|
100534.0
|
Rhagfyr 2011
|
101176.0
|
Ionawr 2012
|
100060.0
|
Chwefror 2012
|
97921.0
|
Mawrth 2012
|
97740.0
|
Ebrill 2012
|
101038.0
|
Mai 2012
|
103628.0
|
Mehefin 2012
|
105231.0
|
Gorffennaf 2012
|
103795.0
|
Awst 2012
|
104873.0
|
Medi 2012
|
104014.0
|
Hydref 2012
|
104662.0
|
Tachwedd 2012
|
104174.0
|
Rhagfyr 2012
|
100156.0
|
Ionawr 2013
|
96126.0
|
Chwefror 2013
|
93138.0
|
Mawrth 2013
|
94801.0
|
Ebrill 2013
|
96687.0
|
Mai 2013
|
98671.0
|
Mehefin 2013
|
98049.0
|
Gorffennaf 2013
|
100322.0
|
Awst 2013
|
101784.0
|
Medi 2013
|
102880.0
|
Hydref 2013
|
98796.0
|
Tachwedd 2013
|
96506.0
|
Rhagfyr 2013
|
96850.0
|
Ionawr 2014
|
97114.0
|
Chwefror 2014
|
94020.0
|
Mawrth 2014
|
93268.0
|
Ebrill 2014
|
95100.0
|
Mai 2014
|
100096.0
|
Mehefin 2014
|
101915.0
|
Gorffennaf 2014
|
104063.0
|
Awst 2014
|
104038.0
|
Medi 2014
|
105256.0
|
Hydref 2014
|
104901.0
|
Tachwedd 2014
|
103980.0
|
Rhagfyr 2014
|
102819.0
|
Ionawr 2015
|
100500.0
|
Chwefror 2015
|
99660.0
|
Mawrth 2015
|
97814.0
|
Ebrill 2015
|
98726.0
|
Mai 2015
|
102131.0
|
Mehefin 2015
|
104445.0
|
Gorffennaf 2015
|
104857.0
|
Awst 2015
|
101855.0
|
Medi 2015
|
100389.0
|
Hydref 2015
|
100711.0
|
Tachwedd 2015
|
102847.0
|
Rhagfyr 2015
|
104211.0
|
Ionawr 2016
|
104730.0
|
Chwefror 2016
|
102740.0
|
Mawrth 2016
|
101499.0
|
Ebrill 2016
|
103658.0
|
Mai 2016
|
105196.0
|
Mehefin 2016
|
106929.0
|
Gorffennaf 2016
|
106224.0
|
Awst 2016
|
104645.0
|
Medi 2016
|
100335.0
|
Hydref 2016
|
99443.0
|
Tachwedd 2016
|
99959.0
|
Rhagfyr 2016
|
104087.0
|
Ionawr 2017
|
101672.0
|
Chwefror 2017
|
103478.0
|
Mawrth 2017
|
101528.0
|
Ebrill 2017
|
103606.0
|
Mai 2017
|
102379.0
|
Mehefin 2017
|
102042.0
|
Gorffennaf 2017
|
102295.0
|
Awst 2017
|
102192.0
|
Medi 2017
|
103925.0
|
Hydref 2017
|
105124.0
|
Tachwedd 2017
|
105957.0
|
Rhagfyr 2017
|
107096.0
|
Ionawr 2018
|
104815.0
|
Chwefror 2018
|
103933.0
|
Mawrth 2018
|
100337.0
|
Ebrill 2018
|
99895.0
|
Mai 2018
|
99969.0
|
Mehefin 2018
|
103894.0
|
Gorffennaf 2018
|
105397.0
|
Awst 2018
|
104490.0
|
Medi 2018
|
101614.0
|
Hydref 2018
|
101721.0
|
Tachwedd 2018
|
102132.0
|
Rhagfyr 2018
|
104272.0
|
Ionawr 2019
|
102707.0
|
Chwefror 2019
|
102419.0
|
Mawrth 2019
|
100022.0
|
Ebrill 2019
|
101610.0
|
Mai 2019
|
104266.0
|
Mehefin 2019
|
104573.0
|
Gorffennaf 2019
|
105783.0
|
Awst 2019
|
106435.0
|
Medi 2019
|
108240.0
|
Hydref 2019
|
106615.0
|
Tachwedd 2019
|
104787.0
|
Rhagfyr 2019
|
104989.0
|
Ionawr 2020
|
105784.0
|
Chwefror 2020
|
104137.0
|
Mawrth 2020
|
103528.0
|
Dyddiad
|
Eiddo presennol
|
Mai 2006
|
21.0
|
Mehefin 2006
|
16.8
|
Gorffennaf 2006
|
12.8
|
Awst 2006
|
13.1
|
Medi 2006
|
13.1
|
Hydref 2006
|
17.2
|
Tachwedd 2006
|
14.8
|
Rhagfyr 2006
|
16.4
|
Ionawr 2007
|
15.2
|
Chwefror 2007
|
19.7
|
Mawrth 2007
|
16.4
|
Ebrill 2007
|
13.4
|
Mai 2007
|
5.8
|
Mehefin 2007
|
6.7
|
Gorffennaf 2007
|
6.6
|
Awst 2007
|
10.0
|
Medi 2007
|
7.6
|
Hydref 2007
|
4.8
|
Tachwedd 2007
|
5.0
|
Rhagfyr 2007
|
3.5
|
Ionawr 2008
|
4.6
|
Chwefror 2008
|
-0.6
|
Mawrth 2008
|
-1.4
|
Ebrill 2008
|
-3.2
|
Mai 2008
|
0.8
|
Mehefin 2008
|
-0.8
|
Gorffennaf 2008
|
-4.3
|
Awst 2008
|
-10.7
|
Medi 2008
|
-10.3
|
Hydref 2008
|
-9.4
|
Tachwedd 2008
|
-6.4
|
Rhagfyr 2008
|
-3.7
|
Ionawr 2009
|
-3.8
|
Chwefror 2009
|
-3.7
|
Mawrth 2009
|
-4.2
|
Ebrill 2009
|
-3.6
|
Mai 2009
|
-6.6
|
Mehefin 2009
|
-6.5
|
Gorffennaf 2009
|
-3.3
|
Awst 2009
|
0.9
|
Medi 2009
|
-0.2
|
Hydref 2009
|
-0.3
|
Tachwedd 2009
|
-3.0
|
Rhagfyr 2009
|
-5.1
|
Ionawr 2010
|
-8.8
|
Chwefror 2010
|
-7.1
|
Mawrth 2010
|
-6.9
|
Ebrill 2010
|
-4.2
|
Mai 2010
|
-4.6
|
Mehefin 2010
|
-3.4
|
Gorffennaf 2010
|
-3.4
|
Awst 2010
|
-0.8
|
Medi 2010
|
0.5
|
Hydref 2010
|
1.6
|
Tachwedd 2010
|
-2.0
|
Rhagfyr 2010
|
-4.7
|
Ionawr 2011
|
-6.7
|
Chwefror 2011
|
-5.0
|
Mawrth 2011
|
-4.5
|
Ebrill 2011
|
-3.1
|
Mai 2011
|
-2.5
|
Mehefin 2011
|
-2.1
|
Gorffennaf 2011
|
-3.6
|
Awst 2011
|
-8.0
|
Medi 2011
|
-7.0
|
Hydref 2011
|
-7.8
|
Tachwedd 2011
|
-4.1
|
Rhagfyr 2011
|
-1.7
|
Ionawr 2012
|
1.1
|
Chwefror 2012
|
-1.4
|
Mawrth 2012
|
-0.2
|
Ebrill 2012
|
0.6
|
Mai 2012
|
3.2
|
Mehefin 2012
|
3.4
|
Gorffennaf 2012
|
3.7
|
Awst 2012
|
6.5
|
Medi 2012
|
5.0
|
Hydref 2012
|
5.1
|
Tachwedd 2012
|
3.6
|
Rhagfyr 2012
|
-1.0
|
Ionawr 2013
|
-3.9
|
Chwefror 2013
|
-4.9
|
Mawrth 2013
|
-3.0
|
Ebrill 2013
|
-4.3
|
Mai 2013
|
-4.8
|
Mehefin 2013
|
-6.8
|
Gorffennaf 2013
|
-3.4
|
Awst 2013
|
-3.0
|
Medi 2013
|
-1.1
|
Hydref 2013
|
-5.6
|
Tachwedd 2013
|
-7.4
|
Rhagfyr 2013
|
-3.3
|
Ionawr 2014
|
1.0
|
Chwefror 2014
|
1.0
|
Mawrth 2014
|
-1.6
|
Ebrill 2014
|
-1.6
|
Mai 2014
|
1.4
|
Mehefin 2014
|
3.9
|
Gorffennaf 2014
|
3.7
|
Awst 2014
|
2.2
|
Medi 2014
|
2.3
|
Hydref 2014
|
6.2
|
Tachwedd 2014
|
7.7
|
Rhagfyr 2014
|
6.2
|
Ionawr 2015
|
3.5
|
Chwefror 2015
|
6.0
|
Mawrth 2015
|
4.9
|
Ebrill 2015
|
3.8
|
Mai 2015
|
2.0
|
Mehefin 2015
|
2.5
|
Gorffennaf 2015
|
0.8
|
Awst 2015
|
-2.1
|
Medi 2015
|
-4.6
|
Hydref 2015
|
-4.0
|
Tachwedd 2015
|
-1.1
|
Rhagfyr 2015
|
1.4
|
Ionawr 2016
|
4.2
|
Chwefror 2016
|
3.1
|
Mawrth 2016
|
3.8
|
Ebrill 2016
|
5.0
|
Mai 2016
|
3.0
|
Mehefin 2016
|
2.4
|
Gorffennaf 2016
|
1.3
|
Awst 2016
|
2.7
|
Medi 2016
|
-0.1
|
Hydref 2016
|
-1.3
|
Tachwedd 2016
|
-2.8
|
Rhagfyr 2016
|
-0.1
|
Ionawr 2017
|
-2.9
|
Chwefror 2017
|
0.7
|
Mawrth 2017
|
0.0
|
Ebrill 2017
|
-1.0
|
Mai 2017
|
-3.2
|
Mehefin 2017
|
-4.6
|
Gorffennaf 2017
|
-3.7
|
Awst 2017
|
-2.3
|
Medi 2017
|
3.6
|
Hydref 2017
|
5.7
|
Tachwedd 2017
|
6.0
|
Rhagfyr 2017
|
2.9
|
Ionawr 2018
|
3.1
|
Chwefror 2018
|
0.4
|
Mawrth 2018
|
-1.2
|
Ebrill 2018
|
-3.6
|
Mai 2018
|
-2.4
|
Mehefin 2018
|
1.8
|
Gorffennaf 2018
|
3.0
|
Awst 2018
|
2.2
|
Medi 2018
|
-2.2
|
Hydref 2018
|
-3.2
|
Tachwedd 2018
|
-3.6
|
Rhagfyr 2018
|
-2.6
|
Ionawr 2019
|
-2.0
|
Chwefror 2019
|
-1.5
|
Mawrth 2019
|
-0.3
|
Ebrill 2019
|
1.7
|
Mai 2019
|
4.3
|
Mehefin 2019
|
0.6
|
Gorffennaf 2019
|
0.4
|
Awst 2019
|
1.9
|
Medi 2019
|
6.5
|
Hydref 2019
|
4.8
|
Tachwedd 2019
|
2.6
|
Rhagfyr 2019
|
0.7
|
Ionawr 2020
|
3.0
|
Chwefror 2020
|
1.7
|
Mawrth 2020
|
3.5
|
Dyddiad
|
Eiddo presennol
|
Mai 2006
|
6.0
|
Mehefin 2006
|
0.4
|
Gorffennaf 2006
|
0.2
|
Awst 2006
|
-0.2
|
Medi 2006
|
1.1
|
Hydref 2006
|
2.1
|
Tachwedd 2006
|
0.0
|
Rhagfyr 2006
|
1.9
|
Ionawr 2007
|
1.1
|
Chwefror 2007
|
1.6
|
Mawrth 2007
|
-0.7
|
Ebrill 2007
|
-0.6
|
Mai 2007
|
-1.1
|
Mehefin 2007
|
1.2
|
Gorffennaf 2007
|
0.1
|
Awst 2007
|
3.0
|
Medi 2007
|
-1.1
|
Hydref 2007
|
-0.6
|
Tachwedd 2007
|
0.1
|
Rhagfyr 2007
|
0.4
|
Ionawr 2008
|
2.1
|
Chwefror 2008
|
-3.4
|
Mawrth 2008
|
-1.6
|
Ebrill 2008
|
-2.3
|
Mai 2008
|
2.9
|
Mehefin 2008
|
-0.4
|
Gorffennaf 2008
|
-3.4
|
Awst 2008
|
-3.9
|
Medi 2008
|
-0.6
|
Hydref 2008
|
0.4
|
Tachwedd 2008
|
3.4
|
Rhagfyr 2008
|
3.3
|
Ionawr 2009
|
2.0
|
Chwefror 2009
|
-3.3
|
Mawrth 2009
|
-2.0
|
Ebrill 2009
|
-1.8
|
Mai 2009
|
-0.3
|
Mehefin 2009
|
-0.3
|
Gorffennaf 2009
|
-0.1
|
Awst 2009
|
0.3
|
Medi 2009
|
-1.7
|
Hydref 2009
|
0.3
|
Tachwedd 2009
|
0.6
|
Rhagfyr 2009
|
1.1
|
Ionawr 2010
|
-1.9
|
Chwefror 2010
|
-1.4
|
Mawrth 2010
|
-1.8
|
Ebrill 2010
|
1.1
|
Mai 2010
|
-0.6
|
Mehefin 2010
|
0.9
|
Gorffennaf 2010
|
-0.1
|
Awst 2010
|
3.0
|
Medi 2010
|
-0.4
|
Hydref 2010
|
1.4
|
Tachwedd 2010
|
-3.0
|
Rhagfyr 2010
|
-1.8
|
Ionawr 2011
|
-3.9
|
Chwefror 2011
|
0.3
|
Mawrth 2011
|
-1.3
|
Ebrill 2011
|
2.5
|
Mai 2011
|
-0.0
|
Mehefin 2011
|
1.4
|
Gorffennaf 2011
|
-1.6
|
Awst 2011
|
-1.7
|
Medi 2011
|
0.7
|
Hydref 2011
|
0.5
|
Tachwedd 2011
|
0.9
|
Rhagfyr 2011
|
0.6
|
Ionawr 2012
|
-1.1
|
Chwefror 2012
|
-2.1
|
Mawrth 2012
|
-0.2
|
Ebrill 2012
|
3.4
|
Mai 2012
|
2.6
|
Mehefin 2012
|
1.6
|
Gorffennaf 2012
|
-1.4
|
Awst 2012
|
1.0
|
Medi 2012
|
-0.8
|
Hydref 2012
|
0.6
|
Tachwedd 2012
|
-0.5
|
Rhagfyr 2012
|
-3.9
|
Ionawr 2013
|
-4.0
|
Chwefror 2013
|
-3.1
|
Mawrth 2013
|
1.8
|
Ebrill 2013
|
2.0
|
Mai 2013
|
2.0
|
Mehefin 2013
|
-0.6
|
Gorffennaf 2013
|
2.3
|
Awst 2013
|
1.5
|
Medi 2013
|
1.1
|
Hydref 2013
|
-4.0
|
Tachwedd 2013
|
-2.3
|
Rhagfyr 2013
|
0.4
|
Ionawr 2014
|
0.3
|
Chwefror 2014
|
-3.2
|
Mawrth 2014
|
-0.8
|
Ebrill 2014
|
2.0
|
Mai 2014
|
5.2
|
Mehefin 2014
|
1.8
|
Gorffennaf 2014
|
2.1
|
Awst 2014
|
-0.0
|
Medi 2014
|
1.2
|
Hydref 2014
|
-0.3
|
Tachwedd 2014
|
-0.9
|
Rhagfyr 2014
|
-1.1
|
Ionawr 2015
|
-2.3
|
Chwefror 2015
|
-0.8
|
Mawrth 2015
|
-1.8
|
Ebrill 2015
|
0.9
|
Mai 2015
|
3.4
|
Mehefin 2015
|
2.3
|
Gorffennaf 2015
|
0.4
|
Awst 2015
|
-2.9
|
Medi 2015
|
-1.4
|
Hydref 2015
|
0.3
|
Tachwedd 2015
|
2.1
|
Rhagfyr 2015
|
1.3
|
Ionawr 2016
|
0.5
|
Chwefror 2016
|
-1.9
|
Mawrth 2016
|
-1.2
|
Ebrill 2016
|
2.1
|
Mai 2016
|
1.5
|
Mehefin 2016
|
1.6
|
Gorffennaf 2016
|
-0.7
|
Awst 2016
|
-1.5
|
Medi 2016
|
-4.1
|
Hydref 2016
|
-0.9
|
Tachwedd 2016
|
0.5
|
Rhagfyr 2016
|
4.1
|
Ionawr 2017
|
-2.3
|
Chwefror 2017
|
1.8
|
Mawrth 2017
|
-1.9
|
Ebrill 2017
|
2.0
|
Mai 2017
|
-1.2
|
Mehefin 2017
|
-0.3
|
Gorffennaf 2017
|
0.2
|
Awst 2017
|
-0.1
|
Medi 2017
|
1.7
|
Hydref 2017
|
1.2
|
Tachwedd 2017
|
0.8
|
Rhagfyr 2017
|
1.1
|
Ionawr 2018
|
-2.1
|
Chwefror 2018
|
-0.8
|
Mawrth 2018
|
-3.5
|
Ebrill 2018
|
-0.4
|
Mai 2018
|
0.1
|
Mehefin 2018
|
3.9
|
Gorffennaf 2018
|
1.4
|
Awst 2018
|
-0.9
|
Medi 2018
|
-2.8
|
Hydref 2018
|
0.1
|
Tachwedd 2018
|
0.4
|
Rhagfyr 2018
|
2.1
|
Ionawr 2019
|
-1.5
|
Chwefror 2019
|
-0.3
|
Mawrth 2019
|
-2.3
|
Ebrill 2019
|
1.6
|
Mai 2019
|
2.6
|
Mehefin 2019
|
0.3
|
Gorffennaf 2019
|
1.2
|
Awst 2019
|
0.6
|
Medi 2019
|
1.7
|
Hydref 2019
|
-1.5
|
Tachwedd 2019
|
-1.7
|
Rhagfyr 2019
|
0.2
|
Ionawr 2020
|
0.8
|
Chwefror 2020
|
-1.6
|
Mawrth 2020
|
-0.6
|
Dyddiad
|
Eiddo presennol
|
Mai 2006
|
107.8
|
Mehefin 2006
|
108.2
|
Gorffennaf 2006
|
108.4
|
Awst 2006
|
108.2
|
Medi 2006
|
109.4
|
Hydref 2006
|
111.7
|
Tachwedd 2006
|
111.7
|
Rhagfyr 2006
|
113.8
|
Ionawr 2007
|
115.0
|
Chwefror 2007
|
116.8
|
Mawrth 2007
|
116.0
|
Ebrill 2007
|
115.4
|
Mai 2007
|
114.1
|
Mehefin 2007
|
115.5
|
Gorffennaf 2007
|
115.6
|
Awst 2007
|
119.0
|
Medi 2007
|
117.8
|
Hydref 2007
|
117.1
|
Tachwedd 2007
|
117.3
|
Rhagfyr 2007
|
117.8
|
Ionawr 2008
|
120.3
|
Chwefror 2008
|
116.2
|
Mawrth 2008
|
114.4
|
Ebrill 2008
|
111.7
|
Mai 2008
|
115.0
|
Mehefin 2008
|
114.5
|
Gorffennaf 2008
|
110.7
|
Awst 2008
|
106.3
|
Medi 2008
|
105.7
|
Hydref 2008
|
106.1
|
Tachwedd 2008
|
109.8
|
Rhagfyr 2008
|
113.4
|
Ionawr 2009
|
115.7
|
Chwefror 2009
|
111.9
|
Mawrth 2009
|
109.6
|
Ebrill 2009
|
107.7
|
Mai 2009
|
107.4
|
Mehefin 2009
|
107.1
|
Gorffennaf 2009
|
107.0
|
Awst 2009
|
107.3
|
Medi 2009
|
105.5
|
Hydref 2009
|
105.8
|
Tachwedd 2009
|
106.4
|
Rhagfyr 2009
|
107.6
|
Ionawr 2010
|
105.5
|
Chwefror 2010
|
104.0
|
Mawrth 2010
|
102.0
|
Ebrill 2010
|
103.1
|
Mai 2010
|
102.5
|
Mehefin 2010
|
103.4
|
Gorffennaf 2010
|
103.3
|
Awst 2010
|
106.4
|
Medi 2010
|
106.0
|
Hydref 2010
|
107.5
|
Tachwedd 2010
|
104.3
|
Rhagfyr 2010
|
102.5
|
Ionawr 2011
|
98.5
|
Chwefror 2011
|
98.8
|
Mawrth 2011
|
97.5
|
Ebrill 2011
|
99.9
|
Mai 2011
|
99.9
|
Mehefin 2011
|
101.3
|
Gorffennaf 2011
|
99.6
|
Awst 2011
|
97.9
|
Medi 2011
|
98.6
|
Hydref 2011
|
99.1
|
Tachwedd 2011
|
100.0
|
Rhagfyr 2011
|
100.7
|
Ionawr 2012
|
99.6
|
Chwefror 2012
|
97.4
|
Mawrth 2012
|
97.2
|
Ebrill 2012
|
100.5
|
Mai 2012
|
103.1
|
Mehefin 2012
|
104.7
|
Gorffennaf 2012
|
103.3
|
Awst 2012
|
104.4
|
Medi 2012
|
103.5
|
Hydref 2012
|
104.1
|
Tachwedd 2012
|
103.7
|
Rhagfyr 2012
|
99.7
|
Ionawr 2013
|
95.6
|
Chwefror 2013
|
92.7
|
Mawrth 2013
|
94.3
|
Ebrill 2013
|
96.2
|
Mai 2013
|
98.2
|
Mehefin 2013
|
97.6
|
Gorffennaf 2013
|
99.8
|
Awst 2013
|
101.3
|
Medi 2013
|
102.4
|
Hydref 2013
|
98.3
|
Tachwedd 2013
|
96.0
|
Rhagfyr 2013
|
96.4
|
Ionawr 2014
|
96.6
|
Chwefror 2014
|
93.6
|
Mawrth 2014
|
92.8
|
Ebrill 2014
|
94.6
|
Mai 2014
|
99.6
|
Mehefin 2014
|
101.4
|
Gorffennaf 2014
|
103.6
|
Awst 2014
|
103.5
|
Medi 2014
|
104.7
|
Hydref 2014
|
104.4
|
Tachwedd 2014
|
103.5
|
Rhagfyr 2014
|
102.3
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
99.2
|
Mawrth 2015
|
97.3
|
Ebrill 2015
|
98.2
|
Mai 2015
|
101.6
|
Mehefin 2015
|
103.9
|
Gorffennaf 2015
|
104.3
|
Awst 2015
|
101.4
|
Medi 2015
|
99.9
|
Hydref 2015
|
100.2
|
Tachwedd 2015
|
102.3
|
Rhagfyr 2015
|
103.7
|
Ionawr 2016
|
104.2
|
Chwefror 2016
|
102.2
|
Mawrth 2016
|
101.0
|
Ebrill 2016
|
103.1
|
Mai 2016
|
104.7
|
Mehefin 2016
|
106.4
|
Gorffennaf 2016
|
105.7
|
Awst 2016
|
104.1
|
Medi 2016
|
99.8
|
Hydref 2016
|
99.0
|
Tachwedd 2016
|
99.5
|
Rhagfyr 2016
|
103.6
|
Ionawr 2017
|
101.2
|
Chwefror 2017
|
103.0
|
Mawrth 2017
|
101.0
|
Ebrill 2017
|
103.1
|
Mai 2017
|
101.9
|
Mehefin 2017
|
101.5
|
Gorffennaf 2017
|
101.8
|
Awst 2017
|
101.7
|
Medi 2017
|
103.4
|
Hydref 2017
|
104.6
|
Tachwedd 2017
|
105.4
|
Rhagfyr 2017
|
106.6
|
Ionawr 2018
|
104.3
|
Chwefror 2018
|
103.4
|
Mawrth 2018
|
99.8
|
Ebrill 2018
|
99.4
|
Mai 2018
|
99.5
|
Mehefin 2018
|
103.4
|
Gorffennaf 2018
|
104.9
|
Awst 2018
|
104.0
|
Medi 2018
|
101.1
|
Hydref 2018
|
101.2
|
Tachwedd 2018
|
101.6
|
Rhagfyr 2018
|
103.8
|
Ionawr 2019
|
102.2
|
Chwefror 2019
|
101.9
|
Mawrth 2019
|
99.5
|
Ebrill 2019
|
101.1
|
Mai 2019
|
103.8
|
Mehefin 2019
|
104.0
|
Gorffennaf 2019
|
105.3
|
Awst 2019
|
105.9
|
Medi 2019
|
107.7
|
Hydref 2019
|
106.1
|
Tachwedd 2019
|
104.3
|
Rhagfyr 2019
|
104.5
|
Ionawr 2020
|
105.3
|
Chwefror 2020
|
103.6
|
Mawrth 2020
|
103.0
|