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
|
Ionawr 1995
|
92438.0
|
Chwefror 1995
|
86267.0
|
Mawrth 1995
|
87149.0
|
Ebrill 1995
|
86916.0
|
Mai 1995
|
88265.0
|
Mehefin 1995
|
87673.0
|
Gorffennaf 1995
|
86152.0
|
Awst 1995
|
87758.0
|
Medi 1995
|
87733.0
|
Hydref 1995
|
86690.0
|
Tachwedd 1995
|
86639.0
|
Rhagfyr 1995
|
86000.0
|
Ionawr 1996
|
85852.0
|
Chwefror 1996
|
83979.0
|
Mawrth 1996
|
83595.0
|
Ebrill 1996
|
86508.0
|
Mai 1996
|
86407.0
|
Mehefin 1996
|
86279.0
|
Gorffennaf 1996
|
87618.0
|
Awst 1996
|
91272.0
|
Medi 1996
|
94284.0
|
Hydref 1996
|
91886.0
|
Tachwedd 1996
|
92035.0
|
Rhagfyr 1996
|
91645.0
|
Ionawr 1997
|
93333.0
|
Chwefror 1997
|
94668.0
|
Mawrth 1997
|
95327.0
|
Ebrill 1997
|
96708.0
|
Mai 1997
|
96140.0
|
Mehefin 1997
|
98145.0
|
Gorffennaf 1997
|
97319.0
|
Awst 1997
|
99204.0
|
Medi 1997
|
102140.0
|
Hydref 1997
|
102983.0
|
Tachwedd 1997
|
103721.0
|
Rhagfyr 1997
|
103825.0
|
Ionawr 1998
|
103213.0
|
Chwefror 1998
|
104602.0
|
Mawrth 1998
|
105775.0
|
Ebrill 1998
|
111165.0
|
Mai 1998
|
114022.0
|
Mehefin 1998
|
115297.0
|
Gorffennaf 1998
|
116032.0
|
Awst 1998
|
116278.0
|
Medi 1998
|
118241.0
|
Hydref 1998
|
117099.0
|
Tachwedd 1998
|
116774.0
|
Rhagfyr 1998
|
113138.0
|
Ionawr 1999
|
114856.0
|
Chwefror 1999
|
115078.0
|
Mawrth 1999
|
117929.0
|
Ebrill 1999
|
121751.0
|
Mai 1999
|
122865.0
|
Mehefin 1999
|
123592.0
|
Gorffennaf 1999
|
123631.0
|
Awst 1999
|
126533.0
|
Medi 1999
|
131542.0
|
Hydref 1999
|
133831.0
|
Tachwedd 1999
|
137809.0
|
Rhagfyr 1999
|
139241.0
|
Ionawr 2000
|
139408.0
|
Chwefror 2000
|
140057.0
|
Mawrth 2000
|
141654.0
|
Ebrill 2000
|
146126.0
|
Mai 2000
|
148886.0
|
Mehefin 2000
|
150504.0
|
Gorffennaf 2000
|
153784.0
|
Awst 2000
|
153684.0
|
Medi 2000
|
158030.0
|
Hydref 2000
|
156800.0
|
Tachwedd 2000
|
159368.0
|
Rhagfyr 2000
|
156068.0
|
Ionawr 2001
|
157121.0
|
Chwefror 2001
|
154892.0
|
Mawrth 2001
|
155626.0
|
Ebrill 2001
|
159424.0
|
Mai 2001
|
165112.0
|
Mehefin 2001
|
170459.0
|
Gorffennaf 2001
|
171379.0
|
Awst 2001
|
173947.0
|
Medi 2001
|
174563.0
|
Hydref 2001
|
174902.0
|
Tachwedd 2001
|
173623.0
|
Rhagfyr 2001
|
175411.0
|
Ionawr 2002
|
180178.0
|
Chwefror 2002
|
182772.0
|
Mawrth 2002
|
182902.0
|
Ebrill 2002
|
182639.0
|
Mai 2002
|
184957.0
|
Mehefin 2002
|
187656.0
|
Gorffennaf 2002
|
194868.0
|
Awst 2002
|
198513.0
|
Medi 2002
|
200808.0
|
Hydref 2002
|
198721.0
|
Tachwedd 2002
|
203873.0
|
Rhagfyr 2002
|
209905.0
|
Ionawr 2003
|
212808.0
|
Chwefror 2003
|
212512.0
|
Mawrth 2003
|
214940.0
|
Ebrill 2003
|
216403.0
|
Mai 2003
|
219229.0
|
Mehefin 2003
|
218670.0
|
Gorffennaf 2003
|
223325.0
|
Awst 2003
|
226489.0
|
Medi 2003
|
229847.0
|
Hydref 2003
|
228405.0
|
Tachwedd 2003
|
227256.0
|
Rhagfyr 2003
|
230628.0
|
Ionawr 2004
|
228187.0
|
Chwefror 2004
|
229266.0
|
Mawrth 2004
|
227954.0
|
Ebrill 2004
|
238314.0
|
Mai 2004
|
236654.0
|
Mehefin 2004
|
239250.0
|
Gorffennaf 2004
|
235630.0
|
Awst 2004
|
243582.0
|
Medi 2004
|
249108.0
|
Hydref 2004
|
247724.0
|
Tachwedd 2004
|
247359.0
|
Rhagfyr 2004
|
244340.0
|
Ionawr 2005
|
251226.0
|
Chwefror 2005
|
248354.0
|
Mawrth 2005
|
255859.0
|
Ebrill 2005
|
257233.0
|
Mai 2005
|
255166.0
|
Mehefin 2005
|
245570.0
|
Gorffennaf 2005
|
244046.0
|
Awst 2005
|
251350.0
|
Medi 2005
|
255318.0
|
Hydref 2005
|
256730.0
|
Tachwedd 2005
|
253083.0
|
Rhagfyr 2005
|
253320.0
|
Ionawr 2006
|
251906.0
|
Chwefror 2006
|
253155.0
|
Mawrth 2006
|
248359.0
|
Ebrill 2006
|
251614.0
|
Mai 2006
|
257475.0
|
Mehefin 2006
|
265369.0
|
Gorffennaf 2006
|
265600.0
|
Awst 2006
|
265663.0
|
Medi 2006
|
268419.0
|
Hydref 2006
|
268970.0
|
Tachwedd 2006
|
269278.0
|
Rhagfyr 2006
|
266339.0
|
Ionawr 2007
|
273241.0
|
Chwefror 2007
|
274993.0
|
Mawrth 2007
|
278242.0
|
Ebrill 2007
|
277422.0
|
Mai 2007
|
283689.0
|
Mehefin 2007
|
288298.0
|
Gorffennaf 2007
|
290935.0
|
Awst 2007
|
292213.0
|
Medi 2007
|
293828.0
|
Hydref 2007
|
293716.0
|
Tachwedd 2007
|
297885.0
|
Rhagfyr 2007
|
306433.0
|
Ionawr 2008
|
316246.0
|
Chwefror 2008
|
315782.0
|
Mawrth 2008
|
308467.0
|
Ebrill 2008
|
297756.0
|
Mai 2008
|
290278.0
|
Mehefin 2008
|
283830.0
|
Gorffennaf 2008
|
288024.0
|
Awst 2008
|
284447.0
|
Medi 2008
|
287561.0
|
Hydref 2008
|
277470.0
|
Tachwedd 2008
|
273588.0
|
Rhagfyr 2008
|
263293.0
|
Ionawr 2009
|
251861.0
|
Chwefror 2009
|
242317.0
|
Mawrth 2009
|
241008.0
|
Ebrill 2009
|
241174.0
|
Mai 2009
|
247153.0
|
Mehefin 2009
|
246964.0
|
Gorffennaf 2009
|
256438.0
|
Awst 2009
|
263995.0
|
Medi 2009
|
269111.0
|
Hydref 2009
|
274187.0
|
Tachwedd 2009
|
273715.0
|
Rhagfyr 2009
|
273026.0
|
Ionawr 2010
|
270105.0
|
Chwefror 2010
|
274721.0
|
Mawrth 2010
|
279675.0
|
Ebrill 2010
|
278849.0
|
Mai 2010
|
272973.0
|
Mehefin 2010
|
271182.0
|
Gorffennaf 2010
|
278957.0
|
Awst 2010
|
289493.0
|
Medi 2010
|
293202.0
|
Hydref 2010
|
284739.0
|
Tachwedd 2010
|
279283.0
|
Rhagfyr 2010
|
273645.0
|
Ionawr 2011
|
274731.0
|
Chwefror 2011
|
271497.0
|
Mawrth 2011
|
269348.0
|
Ebrill 2011
|
271424.0
|
Mai 2011
|
270868.0
|
Mehefin 2011
|
281357.0
|
Gorffennaf 2011
|
289600.0
|
Awst 2011
|
291364.0
|
Medi 2011
|
294973.0
|
Hydref 2011
|
287602.0
|
Tachwedd 2011
|
292433.0
|
Rhagfyr 2011
|
285364.0
|
Ionawr 2012
|
287172.0
|
Chwefror 2012
|
281436.0
|
Mawrth 2012
|
284201.0
|
Ebrill 2012
|
283096.0
|
Mai 2012
|
290408.0
|
Mehefin 2012
|
294215.0
|
Gorffennaf 2012
|
304650.0
|
Awst 2012
|
310686.0
|
Medi 2012
|
305330.0
|
Hydref 2012
|
295842.0
|
Tachwedd 2012
|
284984.0
|
Rhagfyr 2012
|
290458.0
|
Ionawr 2013
|
298108.0
|
Chwefror 2013
|
304271.0
|
Mawrth 2013
|
301962.0
|
Ebrill 2013
|
296430.0
|
Mai 2013
|
298138.0
|
Mehefin 2013
|
302972.0
|
Gorffennaf 2013
|
305353.0
|
Awst 2013
|
303650.0
|
Medi 2013
|
304380.0
|
Hydref 2013
|
306454.0
|
Tachwedd 2013
|
306522.0
|
Rhagfyr 2013
|
303160.0
|
Ionawr 2014
|
310886.0
|
Chwefror 2014
|
314052.0
|
Mawrth 2014
|
320359.0
|
Ebrill 2014
|
318174.0
|
Mai 2014
|
329723.0
|
Mehefin 2014
|
331279.0
|
Gorffennaf 2014
|
340210.0
|
Awst 2014
|
337829.0
|
Medi 2014
|
344224.0
|
Hydref 2014
|
349897.0
|
Tachwedd 2014
|
354350.0
|
Rhagfyr 2014
|
354276.0
|
Ionawr 2015
|
349186.0
|
Chwefror 2015
|
349324.0
|
Mawrth 2015
|
351436.0
|
Ebrill 2015
|
349102.0
|
Mai 2015
|
352146.0
|
Mehefin 2015
|
363103.0
|
Gorffennaf 2015
|
378196.0
|
Awst 2015
|
383377.0
|
Medi 2015
|
383564.0
|
Hydref 2015
|
375770.0
|
Tachwedd 2015
|
382978.0
|
Rhagfyr 2015
|
383376.0
|
Ionawr 2016
|
403554.0
|
Chwefror 2016
|
404329.0
|
Mawrth 2016
|
414829.0
|
Ebrill 2016
|
403779.0
|
Mai 2016
|
403078.0
|
Mehefin 2016
|
398112.0
|
Gorffennaf 2016
|
406529.0
|
Awst 2016
|
408936.0
|
Medi 2016
|
410671.0
|
Hydref 2016
|
408453.0
|
Tachwedd 2016
|
409086.0
|
Rhagfyr 2016
|
413348.0
|
Ionawr 2017
|
413545.0
|
Chwefror 2017
|
409845.0
|
Mawrth 2017
|
407028.0
|
Ebrill 2017
|
407517.0
|
Mai 2017
|
410264.0
|
Mehefin 2017
|
415638.0
|
Gorffennaf 2017
|
417913.0
|
Awst 2017
|
425786.0
|
Medi 2017
|
424755.0
|
Hydref 2017
|
432848.0
|
Tachwedd 2017
|
432470.0
|
Rhagfyr 2017
|
432747.0
|
Ionawr 2018
|
428915.0
|
Chwefror 2018
|
434235.0
|
Mawrth 2018
|
438050.0
|
Ebrill 2018
|
431162.0
|
Mai 2018
|
422488.0
|
Mehefin 2018
|
421480.0
|
Gorffennaf 2018
|
430993.0
|
Awst 2018
|
436126.0
|
Medi 2018
|
434304.0
|
Hydref 2018
|
427919.0
|
Tachwedd 2018
|
423941.0
|
Rhagfyr 2018
|
418634.0
|
Ionawr 2019
|
422598.0
|
Chwefror 2019
|
427918.0
|
Mawrth 2019
|
438096.0
|
Ebrill 2019
|
433888.0
|
Mai 2019
|
432677.0
|
Mehefin 2019
|
428897.0
|
Gorffennaf 2019
|
429212.0
|
Awst 2019
|
425967.0
|
Medi 2019
|
424642.0
|
Hydref 2019
|
428722.0
|
Tachwedd 2019
|
431514.0
|
Rhagfyr 2019
|
430098.0
|
Ionawr 2020
|
436481.0
|
Chwefror 2020
|
437129.0
|
Mawrth 2020
|
438933.0
|
Ebrill 2020
|
438805.0
|
Mai 2020
|
437475.0
|
Mehefin 2020
|
447267.0
|
Gorffennaf 2020
|
441942.0
|
Awst 2020
|
448543.0
|
Medi 2020
|
447436.0
|
Hydref 2020
|
454182.0
|
Tachwedd 2020
|
453310.0
|
Rhagfyr 2020
|
448915.0
|
Ionawr 2021
|
438999.0
|
Chwefror 2021
|
442425.0
|
Mawrth 2021
|
449599.0
|
Ebrill 2021
|
454543.0
|
Mai 2021
|
455795.0
|
Mehefin 2021
|
459263.0
|
Gorffennaf 2021
|
461291.0
|
Awst 2021
|
462348.0
|
Medi 2021
|
466006.0
|
Hydref 2021
|
473719.0
|
Tachwedd 2021
|
473709.0
|
Rhagfyr 2021
|
476666.0
|
Ionawr 2022
|
479948.0
|
Chwefror 2022
|
481698.0
|
Mawrth 2022
|
472754.0
|
Ebrill 2022
|
474624.0
|
Mai 2022
|
483796.0
|
Mehefin 2022
|
499744.0
|
Gorffennaf 2022
|
503365.0
|
Awst 2022
|
512691.0
|
Medi 2022
|
509920.0
|
Hydref 2022
|
521840.0
|
Tachwedd 2022
|
517873.0
|
Rhagfyr 2022
|
520039.0
|
Ionawr 2023
|
517073.0
|
Chwefror 2023
|
522138.0
|
Mawrth 2023
|
520675.0
|
Ebrill 2023
|
513630.0
|
Mai 2023
|
504063.0
|
Mehefin 2023
|
508177.0
|
Gorffennaf 2023
|
507636.0
|
Awst 2023
|
510283.0
|
Medi 2023
|
507193.0
|
Dyddiad
|
Pob math o eiddo
|
Ionawr 1995
|
|
Chwefror 1995
|
|
Mawrth 1995
|
|
Ebrill 1995
|
|
Mai 1995
|
|
Mehefin 1995
|
|
Gorffennaf 1995
|
|
Awst 1995
|
|
Medi 1995
|
|
Hydref 1995
|
|
Tachwedd 1995
|
|
Rhagfyr 1995
|
|
Ionawr 1996
|
-7.1
|
Chwefror 1996
|
-2.6
|
Mawrth 1996
|
-4.1
|
Ebrill 1996
|
-0.5
|
Mai 1996
|
-2.1
|
Mehefin 1996
|
-1.6
|
Gorffennaf 1996
|
1.7
|
Awst 1996
|
4.0
|
Medi 1996
|
7.5
|
Hydref 1996
|
6.0
|
Tachwedd 1996
|
6.2
|
Rhagfyr 1996
|
6.6
|
Ionawr 1997
|
8.7
|
Chwefror 1997
|
12.7
|
Mawrth 1997
|
14.0
|
Ebrill 1997
|
11.8
|
Mai 1997
|
11.3
|
Mehefin 1997
|
13.8
|
Gorffennaf 1997
|
11.1
|
Awst 1997
|
8.7
|
Medi 1997
|
8.3
|
Hydref 1997
|
12.1
|
Tachwedd 1997
|
12.7
|
Rhagfyr 1997
|
13.3
|
Ionawr 1998
|
10.6
|
Chwefror 1998
|
10.5
|
Mawrth 1998
|
11.0
|
Ebrill 1998
|
15.0
|
Mai 1998
|
18.6
|
Mehefin 1998
|
17.5
|
Gorffennaf 1998
|
19.2
|
Awst 1998
|
17.2
|
Medi 1998
|
15.8
|
Hydref 1998
|
13.7
|
Tachwedd 1998
|
12.6
|
Rhagfyr 1998
|
9.0
|
Ionawr 1999
|
11.3
|
Chwefror 1999
|
10.0
|
Mawrth 1999
|
11.5
|
Ebrill 1999
|
9.5
|
Mai 1999
|
7.8
|
Mehefin 1999
|
7.2
|
Gorffennaf 1999
|
6.6
|
Awst 1999
|
8.8
|
Medi 1999
|
11.2
|
Hydref 1999
|
14.3
|
Tachwedd 1999
|
18.0
|
Rhagfyr 1999
|
23.1
|
Ionawr 2000
|
21.4
|
Chwefror 2000
|
21.7
|
Mawrth 2000
|
20.1
|
Ebrill 2000
|
20.0
|
Mai 2000
|
21.2
|
Mehefin 2000
|
21.8
|
Gorffennaf 2000
|
24.4
|
Awst 2000
|
21.5
|
Medi 2000
|
20.1
|
Hydref 2000
|
17.2
|
Tachwedd 2000
|
15.6
|
Rhagfyr 2000
|
12.1
|
Ionawr 2001
|
12.7
|
Chwefror 2001
|
10.6
|
Mawrth 2001
|
9.9
|
Ebrill 2001
|
9.1
|
Mai 2001
|
10.9
|
Mehefin 2001
|
13.3
|
Gorffennaf 2001
|
11.4
|
Awst 2001
|
13.2
|
Medi 2001
|
10.5
|
Hydref 2001
|
11.5
|
Tachwedd 2001
|
8.9
|
Rhagfyr 2001
|
12.4
|
Ionawr 2002
|
14.7
|
Chwefror 2002
|
18.0
|
Mawrth 2002
|
17.5
|
Ebrill 2002
|
14.6
|
Mai 2002
|
12.0
|
Mehefin 2002
|
10.1
|
Gorffennaf 2002
|
13.7
|
Awst 2002
|
14.1
|
Medi 2002
|
15.0
|
Hydref 2002
|
13.6
|
Tachwedd 2002
|
17.4
|
Rhagfyr 2002
|
19.7
|
Ionawr 2003
|
18.1
|
Chwefror 2003
|
16.3
|
Mawrth 2003
|
17.5
|
Ebrill 2003
|
18.5
|
Mai 2003
|
18.5
|
Mehefin 2003
|
16.5
|
Gorffennaf 2003
|
14.6
|
Awst 2003
|
14.1
|
Medi 2003
|
14.5
|
Hydref 2003
|
14.9
|
Tachwedd 2003
|
11.5
|
Rhagfyr 2003
|
9.9
|
Ionawr 2004
|
7.2
|
Chwefror 2004
|
7.9
|
Mawrth 2004
|
6.0
|
Ebrill 2004
|
10.1
|
Mai 2004
|
8.0
|
Mehefin 2004
|
9.4
|
Gorffennaf 2004
|
5.5
|
Awst 2004
|
7.6
|
Medi 2004
|
8.4
|
Hydref 2004
|
8.5
|
Tachwedd 2004
|
8.8
|
Rhagfyr 2004
|
6.0
|
Ionawr 2005
|
10.1
|
Chwefror 2005
|
8.3
|
Mawrth 2005
|
12.2
|
Ebrill 2005
|
7.9
|
Mai 2005
|
7.8
|
Mehefin 2005
|
2.6
|
Gorffennaf 2005
|
3.6
|
Awst 2005
|
3.2
|
Medi 2005
|
2.5
|
Hydref 2005
|
3.6
|
Tachwedd 2005
|
2.3
|
Rhagfyr 2005
|
3.7
|
Ionawr 2006
|
0.3
|
Chwefror 2006
|
1.9
|
Mawrth 2006
|
-2.9
|
Ebrill 2006
|
-2.2
|
Mai 2006
|
0.9
|
Mehefin 2006
|
8.1
|
Gorffennaf 2006
|
8.8
|
Awst 2006
|
5.7
|
Medi 2006
|
5.1
|
Hydref 2006
|
4.8
|
Tachwedd 2006
|
6.4
|
Rhagfyr 2006
|
5.1
|
Ionawr 2007
|
8.5
|
Chwefror 2007
|
8.6
|
Mawrth 2007
|
12.0
|
Ebrill 2007
|
10.3
|
Mai 2007
|
10.2
|
Mehefin 2007
|
8.6
|
Gorffennaf 2007
|
9.5
|
Awst 2007
|
10.0
|
Medi 2007
|
9.5
|
Hydref 2007
|
9.2
|
Tachwedd 2007
|
10.6
|
Rhagfyr 2007
|
15.0
|
Ionawr 2008
|
15.7
|
Chwefror 2008
|
14.8
|
Mawrth 2008
|
10.9
|
Ebrill 2008
|
7.3
|
Mai 2008
|
2.3
|
Mehefin 2008
|
-1.6
|
Gorffennaf 2008
|
-1.0
|
Awst 2008
|
-2.7
|
Medi 2008
|
-2.1
|
Hydref 2008
|
-5.5
|
Tachwedd 2008
|
-8.2
|
Rhagfyr 2008
|
-14.1
|
Ionawr 2009
|
-20.4
|
Chwefror 2009
|
-23.3
|
Mawrth 2009
|
-21.9
|
Ebrill 2009
|
-19.0
|
Mai 2009
|
-14.9
|
Mehefin 2009
|
-13.0
|
Gorffennaf 2009
|
-11.0
|
Awst 2009
|
-7.2
|
Medi 2009
|
-6.4
|
Hydref 2009
|
-1.2
|
Tachwedd 2009
|
0.1
|
Rhagfyr 2009
|
3.7
|
Ionawr 2010
|
7.2
|
Chwefror 2010
|
13.4
|
Mawrth 2010
|
16.0
|
Ebrill 2010
|
15.6
|
Mai 2010
|
10.4
|
Mehefin 2010
|
9.8
|
Gorffennaf 2010
|
8.8
|
Awst 2010
|
9.7
|
Medi 2010
|
9.0
|
Hydref 2010
|
3.8
|
Tachwedd 2010
|
2.0
|
Rhagfyr 2010
|
0.2
|
Ionawr 2011
|
1.7
|
Chwefror 2011
|
-1.2
|
Mawrth 2011
|
-3.7
|
Ebrill 2011
|
-2.7
|
Mai 2011
|
-0.8
|
Mehefin 2011
|
3.8
|
Gorffennaf 2011
|
3.8
|
Awst 2011
|
0.6
|
Medi 2011
|
0.6
|
Hydref 2011
|
1.0
|
Tachwedd 2011
|
4.7
|
Rhagfyr 2011
|
4.3
|
Ionawr 2012
|
4.5
|
Chwefror 2012
|
3.7
|
Mawrth 2012
|
5.5
|
Ebrill 2012
|
4.3
|
Mai 2012
|
7.2
|
Mehefin 2012
|
4.6
|
Gorffennaf 2012
|
5.2
|
Awst 2012
|
6.6
|
Medi 2012
|
3.5
|
Hydref 2012
|
2.9
|
Tachwedd 2012
|
-2.6
|
Rhagfyr 2012
|
1.8
|
Ionawr 2013
|
3.8
|
Chwefror 2013
|
8.1
|
Mawrth 2013
|
6.2
|
Ebrill 2013
|
4.7
|
Mai 2013
|
2.7
|
Mehefin 2013
|
3.0
|
Gorffennaf 2013
|
0.2
|
Awst 2013
|
-2.3
|
Medi 2013
|
-0.3
|
Hydref 2013
|
3.6
|
Tachwedd 2013
|
7.6
|
Rhagfyr 2013
|
4.4
|
Ionawr 2014
|
4.3
|
Chwefror 2014
|
3.2
|
Mawrth 2014
|
6.1
|
Ebrill 2014
|
7.3
|
Mai 2014
|
10.6
|
Mehefin 2014
|
9.3
|
Gorffennaf 2014
|
11.4
|
Awst 2014
|
11.3
|
Medi 2014
|
13.1
|
Hydref 2014
|
14.2
|
Tachwedd 2014
|
15.6
|
Rhagfyr 2014
|
16.9
|
Ionawr 2015
|
12.3
|
Chwefror 2015
|
11.2
|
Mawrth 2015
|
9.7
|
Ebrill 2015
|
9.7
|
Mai 2015
|
6.8
|
Mehefin 2015
|
9.6
|
Gorffennaf 2015
|
11.2
|
Awst 2015
|
13.5
|
Medi 2015
|
11.4
|
Hydref 2015
|
7.4
|
Tachwedd 2015
|
8.1
|
Rhagfyr 2015
|
8.2
|
Ionawr 2016
|
15.6
|
Chwefror 2016
|
15.8
|
Mawrth 2016
|
18.0
|
Ebrill 2016
|
15.7
|
Mai 2016
|
14.5
|
Mehefin 2016
|
9.6
|
Gorffennaf 2016
|
7.5
|
Awst 2016
|
6.7
|
Medi 2016
|
7.1
|
Hydref 2016
|
8.7
|
Tachwedd 2016
|
6.8
|
Rhagfyr 2016
|
7.8
|
Ionawr 2017
|
2.5
|
Chwefror 2017
|
1.4
|
Mawrth 2017
|
-1.9
|
Ebrill 2017
|
1.3
|
Mai 2017
|
2.6
|
Mehefin 2017
|
4.4
|
Gorffennaf 2017
|
2.8
|
Awst 2017
|
4.1
|
Medi 2017
|
3.4
|
Hydref 2017
|
6.0
|
Tachwedd 2017
|
5.7
|
Rhagfyr 2017
|
4.7
|
Ionawr 2018
|
3.7
|
Chwefror 2018
|
6.0
|
Mawrth 2018
|
7.6
|
Ebrill 2018
|
5.8
|
Mai 2018
|
3.0
|
Mehefin 2018
|
1.4
|
Gorffennaf 2018
|
3.1
|
Awst 2018
|
2.4
|
Medi 2018
|
2.2
|
Hydref 2018
|
-1.1
|
Tachwedd 2018
|
-2.0
|
Rhagfyr 2018
|
-3.3
|
Ionawr 2019
|
-1.5
|
Chwefror 2019
|
-1.4
|
Mawrth 2019
|
0.0
|
Ebrill 2019
|
0.6
|
Mai 2019
|
2.4
|
Mehefin 2019
|
1.8
|
Gorffennaf 2019
|
-0.4
|
Awst 2019
|
-2.3
|
Medi 2019
|
-2.2
|
Hydref 2019
|
0.2
|
Tachwedd 2019
|
1.8
|
Rhagfyr 2019
|
2.7
|
Ionawr 2020
|
3.3
|
Chwefror 2020
|
2.2
|
Mawrth 2020
|
0.2
|
Ebrill 2020
|
1.1
|
Mai 2020
|
1.1
|
Mehefin 2020
|
4.3
|
Gorffennaf 2020
|
3.0
|
Awst 2020
|
5.3
|
Medi 2020
|
5.4
|
Hydref 2020
|
5.9
|
Tachwedd 2020
|
5.0
|
Rhagfyr 2020
|
4.4
|
Ionawr 2021
|
0.6
|
Chwefror 2021
|
1.2
|
Mawrth 2021
|
2.4
|
Ebrill 2021
|
3.6
|
Mai 2021
|
4.2
|
Mehefin 2021
|
2.7
|
Gorffennaf 2021
|
4.4
|
Awst 2021
|
3.1
|
Medi 2021
|
4.2
|
Hydref 2021
|
4.3
|
Tachwedd 2021
|
4.5
|
Rhagfyr 2021
|
6.2
|
Ionawr 2022
|
9.3
|
Chwefror 2022
|
8.9
|
Mawrth 2022
|
5.2
|
Ebrill 2022
|
4.4
|
Mai 2022
|
6.1
|
Mehefin 2022
|
8.8
|
Gorffennaf 2022
|
9.1
|
Awst 2022
|
10.9
|
Medi 2022
|
9.4
|
Hydref 2022
|
10.2
|
Tachwedd 2022
|
9.3
|
Rhagfyr 2022
|
9.1
|
Ionawr 2023
|
7.7
|
Chwefror 2023
|
8.4
|
Mawrth 2023
|
10.1
|
Ebrill 2023
|
8.2
|
Mai 2023
|
4.2
|
Mehefin 2023
|
1.7
|
Gorffennaf 2023
|
0.8
|
Awst 2023
|
-0.5
|
Medi 2023
|
-0.5
|
Dyddiad
|
Pob math o eiddo
|
Ionawr 1995
|
|
Chwefror 1995
|
-6.7
|
Mawrth 1995
|
1.0
|
Ebrill 1995
|
-0.3
|
Mai 1995
|
1.6
|
Mehefin 1995
|
-0.7
|
Gorffennaf 1995
|
-1.7
|
Awst 1995
|
1.9
|
Medi 1995
|
-0.0
|
Hydref 1995
|
-1.2
|
Tachwedd 1995
|
-0.1
|
Rhagfyr 1995
|
-0.7
|
Ionawr 1996
|
-0.2
|
Chwefror 1996
|
-2.2
|
Mawrth 1996
|
-0.5
|
Ebrill 1996
|
3.5
|
Mai 1996
|
-0.1
|
Mehefin 1996
|
-0.2
|
Gorffennaf 1996
|
1.6
|
Awst 1996
|
4.2
|
Medi 1996
|
3.3
|
Hydref 1996
|
-2.5
|
Tachwedd 1996
|
0.2
|
Rhagfyr 1996
|
-0.4
|
Ionawr 1997
|
1.8
|
Chwefror 1997
|
1.4
|
Mawrth 1997
|
0.7
|
Ebrill 1997
|
1.4
|
Mai 1997
|
-0.6
|
Mehefin 1997
|
2.1
|
Gorffennaf 1997
|
-0.8
|
Awst 1997
|
1.9
|
Medi 1997
|
3.0
|
Hydref 1997
|
0.8
|
Tachwedd 1997
|
0.7
|
Rhagfyr 1997
|
0.1
|
Ionawr 1998
|
-0.6
|
Chwefror 1998
|
1.4
|
Mawrth 1998
|
1.1
|
Ebrill 1998
|
5.1
|
Mai 1998
|
2.6
|
Mehefin 1998
|
1.1
|
Gorffennaf 1998
|
0.6
|
Awst 1998
|
0.2
|
Medi 1998
|
1.7
|
Hydref 1998
|
-1.0
|
Tachwedd 1998
|
-0.3
|
Rhagfyr 1998
|
-3.1
|
Ionawr 1999
|
1.5
|
Chwefror 1999
|
0.2
|
Mawrth 1999
|
2.5
|
Ebrill 1999
|
3.2
|
Mai 1999
|
0.9
|
Mehefin 1999
|
0.6
|
Gorffennaf 1999
|
0.0
|
Awst 1999
|
2.4
|
Medi 1999
|
4.0
|
Hydref 1999
|
1.7
|
Tachwedd 1999
|
3.0
|
Rhagfyr 1999
|
1.0
|
Ionawr 2000
|
0.1
|
Chwefror 2000
|
0.5
|
Mawrth 2000
|
1.1
|
Ebrill 2000
|
3.2
|
Mai 2000
|
1.9
|
Mehefin 2000
|
1.1
|
Gorffennaf 2000
|
2.2
|
Awst 2000
|
-0.1
|
Medi 2000
|
2.8
|
Hydref 2000
|
-0.8
|
Tachwedd 2000
|
1.6
|
Rhagfyr 2000
|
-2.1
|
Ionawr 2001
|
0.7
|
Chwefror 2001
|
-1.4
|
Mawrth 2001
|
0.5
|
Ebrill 2001
|
2.4
|
Mai 2001
|
3.6
|
Mehefin 2001
|
3.2
|
Gorffennaf 2001
|
0.5
|
Awst 2001
|
1.5
|
Medi 2001
|
0.4
|
Hydref 2001
|
0.2
|
Tachwedd 2001
|
-0.7
|
Rhagfyr 2001
|
1.0
|
Ionawr 2002
|
2.7
|
Chwefror 2002
|
1.4
|
Mawrth 2002
|
0.1
|
Ebrill 2002
|
-0.1
|
Mai 2002
|
1.3
|
Mehefin 2002
|
1.5
|
Gorffennaf 2002
|
3.8
|
Awst 2002
|
1.9
|
Medi 2002
|
1.2
|
Hydref 2002
|
-1.0
|
Tachwedd 2002
|
2.6
|
Rhagfyr 2002
|
3.0
|
Ionawr 2003
|
1.4
|
Chwefror 2003
|
-0.1
|
Mawrth 2003
|
1.1
|
Ebrill 2003
|
0.7
|
Mai 2003
|
1.3
|
Mehefin 2003
|
-0.2
|
Gorffennaf 2003
|
2.1
|
Awst 2003
|
1.4
|
Medi 2003
|
1.5
|
Hydref 2003
|
-0.6
|
Tachwedd 2003
|
-0.5
|
Rhagfyr 2003
|
1.5
|
Ionawr 2004
|
-1.1
|
Chwefror 2004
|
0.5
|
Mawrth 2004
|
-0.6
|
Ebrill 2004
|
4.5
|
Mai 2004
|
-0.7
|
Mehefin 2004
|
1.1
|
Gorffennaf 2004
|
-1.5
|
Awst 2004
|
3.4
|
Medi 2004
|
2.3
|
Hydref 2004
|
-0.6
|
Tachwedd 2004
|
-0.2
|
Rhagfyr 2004
|
-1.2
|
Ionawr 2005
|
2.8
|
Chwefror 2005
|
-1.1
|
Mawrth 2005
|
3.0
|
Ebrill 2005
|
0.5
|
Mai 2005
|
-0.8
|
Mehefin 2005
|
-3.8
|
Gorffennaf 2005
|
-0.6
|
Awst 2005
|
3.0
|
Medi 2005
|
1.6
|
Hydref 2005
|
0.6
|
Tachwedd 2005
|
-1.4
|
Rhagfyr 2005
|
0.1
|
Ionawr 2006
|
-0.6
|
Chwefror 2006
|
0.5
|
Mawrth 2006
|
-1.9
|
Ebrill 2006
|
1.3
|
Mai 2006
|
2.3
|
Mehefin 2006
|
3.1
|
Gorffennaf 2006
|
0.1
|
Awst 2006
|
0.0
|
Medi 2006
|
1.0
|
Hydref 2006
|
0.2
|
Tachwedd 2006
|
0.1
|
Rhagfyr 2006
|
-1.1
|
Ionawr 2007
|
2.6
|
Chwefror 2007
|
0.6
|
Mawrth 2007
|
1.2
|
Ebrill 2007
|
-0.3
|
Mai 2007
|
2.3
|
Mehefin 2007
|
1.6
|
Gorffennaf 2007
|
0.9
|
Awst 2007
|
0.4
|
Medi 2007
|
0.6
|
Hydref 2007
|
-0.0
|
Tachwedd 2007
|
1.4
|
Rhagfyr 2007
|
2.9
|
Ionawr 2008
|
3.2
|
Chwefror 2008
|
-0.2
|
Mawrth 2008
|
-2.3
|
Ebrill 2008
|
-3.5
|
Mai 2008
|
-2.5
|
Mehefin 2008
|
-2.2
|
Gorffennaf 2008
|
1.5
|
Awst 2008
|
-1.2
|
Medi 2008
|
1.1
|
Hydref 2008
|
-3.5
|
Tachwedd 2008
|
-1.4
|
Rhagfyr 2008
|
-3.8
|
Ionawr 2009
|
-4.3
|
Chwefror 2009
|
-3.8
|
Mawrth 2009
|
-0.5
|
Ebrill 2009
|
0.1
|
Mai 2009
|
2.5
|
Mehefin 2009
|
-0.1
|
Gorffennaf 2009
|
3.8
|
Awst 2009
|
3.0
|
Medi 2009
|
1.9
|
Hydref 2009
|
1.9
|
Tachwedd 2009
|
-0.2
|
Rhagfyr 2009
|
-0.2
|
Ionawr 2010
|
-1.1
|
Chwefror 2010
|
1.7
|
Mawrth 2010
|
1.8
|
Ebrill 2010
|
-0.3
|
Mai 2010
|
-2.1
|
Mehefin 2010
|
-0.7
|
Gorffennaf 2010
|
2.9
|
Awst 2010
|
3.8
|
Medi 2010
|
1.3
|
Hydref 2010
|
-2.9
|
Tachwedd 2010
|
-1.9
|
Rhagfyr 2010
|
-2.0
|
Ionawr 2011
|
0.4
|
Chwefror 2011
|
-1.2
|
Mawrth 2011
|
-0.8
|
Ebrill 2011
|
0.8
|
Mai 2011
|
-0.2
|
Mehefin 2011
|
3.9
|
Gorffennaf 2011
|
2.9
|
Awst 2011
|
0.6
|
Medi 2011
|
1.2
|
Hydref 2011
|
-2.5
|
Tachwedd 2011
|
1.7
|
Rhagfyr 2011
|
-2.4
|
Ionawr 2012
|
0.6
|
Chwefror 2012
|
-2.0
|
Mawrth 2012
|
1.0
|
Ebrill 2012
|
-0.4
|
Mai 2012
|
2.6
|
Mehefin 2012
|
1.3
|
Gorffennaf 2012
|
3.6
|
Awst 2012
|
2.0
|
Medi 2012
|
-1.7
|
Hydref 2012
|
-3.1
|
Tachwedd 2012
|
-3.7
|
Rhagfyr 2012
|
1.9
|
Ionawr 2013
|
2.6
|
Chwefror 2013
|
2.1
|
Mawrth 2013
|
-0.8
|
Ebrill 2013
|
-1.8
|
Mai 2013
|
0.6
|
Mehefin 2013
|
1.6
|
Gorffennaf 2013
|
0.8
|
Awst 2013
|
-0.6
|
Medi 2013
|
0.2
|
Hydref 2013
|
0.7
|
Tachwedd 2013
|
0.0
|
Rhagfyr 2013
|
-1.1
|
Ionawr 2014
|
2.6
|
Chwefror 2014
|
1.0
|
Mawrth 2014
|
2.0
|
Ebrill 2014
|
-0.7
|
Mai 2014
|
3.6
|
Mehefin 2014
|
0.5
|
Gorffennaf 2014
|
2.7
|
Awst 2014
|
-0.7
|
Medi 2014
|
1.9
|
Hydref 2014
|
1.6
|
Tachwedd 2014
|
1.3
|
Rhagfyr 2014
|
-0.0
|
Ionawr 2015
|
-1.4
|
Chwefror 2015
|
0.0
|
Mawrth 2015
|
0.6
|
Ebrill 2015
|
-0.7
|
Mai 2015
|
0.9
|
Mehefin 2015
|
3.1
|
Gorffennaf 2015
|
4.2
|
Awst 2015
|
1.4
|
Medi 2015
|
0.1
|
Hydref 2015
|
-2.0
|
Tachwedd 2015
|
1.9
|
Rhagfyr 2015
|
0.1
|
Ionawr 2016
|
5.3
|
Chwefror 2016
|
0.2
|
Mawrth 2016
|
2.6
|
Ebrill 2016
|
-2.7
|
Mai 2016
|
-0.2
|
Mehefin 2016
|
-1.2
|
Gorffennaf 2016
|
2.1
|
Awst 2016
|
0.6
|
Medi 2016
|
0.4
|
Hydref 2016
|
-0.5
|
Tachwedd 2016
|
0.2
|
Rhagfyr 2016
|
1.0
|
Ionawr 2017
|
0.1
|
Chwefror 2017
|
-0.9
|
Mawrth 2017
|
-0.7
|
Ebrill 2017
|
0.1
|
Mai 2017
|
0.7
|
Mehefin 2017
|
1.3
|
Gorffennaf 2017
|
0.6
|
Awst 2017
|
1.9
|
Medi 2017
|
-0.2
|
Hydref 2017
|
1.9
|
Tachwedd 2017
|
-0.1
|
Rhagfyr 2017
|
0.1
|
Ionawr 2018
|
-0.9
|
Chwefror 2018
|
1.2
|
Mawrth 2018
|
0.9
|
Ebrill 2018
|
-1.6
|
Mai 2018
|
-2.0
|
Mehefin 2018
|
-0.2
|
Gorffennaf 2018
|
2.3
|
Awst 2018
|
1.2
|
Medi 2018
|
-0.4
|
Hydref 2018
|
-1.5
|
Tachwedd 2018
|
-0.9
|
Rhagfyr 2018
|
-1.2
|
Ionawr 2019
|
1.0
|
Chwefror 2019
|
1.3
|
Mawrth 2019
|
2.4
|
Ebrill 2019
|
-1.0
|
Mai 2019
|
-0.3
|
Mehefin 2019
|
-0.9
|
Gorffennaf 2019
|
0.1
|
Awst 2019
|
-0.8
|
Medi 2019
|
-0.3
|
Hydref 2019
|
1.0
|
Tachwedd 2019
|
0.6
|
Rhagfyr 2019
|
-0.3
|
Ionawr 2020
|
1.5
|
Chwefror 2020
|
0.2
|
Mawrth 2020
|
0.4
|
Ebrill 2020
|
-0.0
|
Mai 2020
|
-0.3
|
Mehefin 2020
|
2.2
|
Gorffennaf 2020
|
-1.2
|
Awst 2020
|
1.5
|
Medi 2020
|
-0.2
|
Hydref 2020
|
1.5
|
Tachwedd 2020
|
-0.2
|
Rhagfyr 2020
|
-1.0
|
Ionawr 2021
|
-2.2
|
Chwefror 2021
|
0.8
|
Mawrth 2021
|
1.6
|
Ebrill 2021
|
1.1
|
Mai 2021
|
0.3
|
Mehefin 2021
|
0.8
|
Gorffennaf 2021
|
0.4
|
Awst 2021
|
0.2
|
Medi 2021
|
0.8
|
Hydref 2021
|
1.7
|
Tachwedd 2021
|
0.0
|
Rhagfyr 2021
|
0.6
|
Ionawr 2022
|
0.7
|
Chwefror 2022
|
0.4
|
Mawrth 2022
|
-1.9
|
Ebrill 2022
|
0.4
|
Mai 2022
|
1.9
|
Mehefin 2022
|
3.3
|
Gorffennaf 2022
|
0.7
|
Awst 2022
|
1.9
|
Medi 2022
|
-0.5
|
Hydref 2022
|
2.3
|
Tachwedd 2022
|
-0.8
|
Rhagfyr 2022
|
0.4
|
Ionawr 2023
|
-0.6
|
Chwefror 2023
|
1.0
|
Mawrth 2023
|
-0.3
|
Ebrill 2023
|
-1.4
|
Mai 2023
|
-1.9
|
Mehefin 2023
|
0.8
|
Gorffennaf 2023
|
-0.1
|
Awst 2023
|
0.5
|
Medi 2023
|
-0.6
|
Dyddiad
|
Pob math o eiddo
|
Ionawr 1995
|
26.5
|
Chwefror 1995
|
24.7
|
Mawrth 1995
|
25.0
|
Ebrill 1995
|
24.9
|
Mai 1995
|
25.3
|
Mehefin 1995
|
25.1
|
Gorffennaf 1995
|
24.7
|
Awst 1995
|
25.1
|
Medi 1995
|
25.1
|
Hydref 1995
|
24.8
|
Tachwedd 1995
|
24.8
|
Rhagfyr 1995
|
24.6
|
Ionawr 1996
|
24.6
|
Chwefror 1996
|
24.0
|
Mawrth 1996
|
23.9
|
Ebrill 1996
|
24.8
|
Mai 1996
|
24.8
|
Mehefin 1996
|
24.7
|
Gorffennaf 1996
|
25.1
|
Awst 1996
|
26.1
|
Medi 1996
|
27.0
|
Hydref 1996
|
26.3
|
Tachwedd 1996
|
26.4
|
Rhagfyr 1996
|
26.2
|
Ionawr 1997
|
26.7
|
Chwefror 1997
|
27.1
|
Mawrth 1997
|
27.3
|
Ebrill 1997
|
27.7
|
Mai 1997
|
27.5
|
Mehefin 1997
|
28.1
|
Gorffennaf 1997
|
27.9
|
Awst 1997
|
28.4
|
Medi 1997
|
29.2
|
Hydref 1997
|
29.5
|
Tachwedd 1997
|
29.7
|
Rhagfyr 1997
|
29.7
|
Ionawr 1998
|
29.6
|
Chwefror 1998
|
30.0
|
Mawrth 1998
|
30.3
|
Ebrill 1998
|
31.8
|
Mai 1998
|
32.6
|
Mehefin 1998
|
33.0
|
Gorffennaf 1998
|
33.2
|
Awst 1998
|
33.3
|
Medi 1998
|
33.9
|
Hydref 1998
|
33.5
|
Tachwedd 1998
|
33.4
|
Rhagfyr 1998
|
32.4
|
Ionawr 1999
|
32.9
|
Chwefror 1999
|
33.0
|
Mawrth 1999
|
33.8
|
Ebrill 1999
|
34.9
|
Mai 1999
|
35.2
|
Mehefin 1999
|
35.4
|
Gorffennaf 1999
|
35.4
|
Awst 1999
|
36.2
|
Medi 1999
|
37.7
|
Hydref 1999
|
38.3
|
Tachwedd 1999
|
39.5
|
Rhagfyr 1999
|
39.9
|
Ionawr 2000
|
39.9
|
Chwefror 2000
|
40.1
|
Mawrth 2000
|
40.6
|
Ebrill 2000
|
41.8
|
Mai 2000
|
42.6
|
Mehefin 2000
|
43.1
|
Gorffennaf 2000
|
44.0
|
Awst 2000
|
44.0
|
Medi 2000
|
45.3
|
Hydref 2000
|
44.9
|
Tachwedd 2000
|
45.6
|
Rhagfyr 2000
|
44.7
|
Ionawr 2001
|
45.0
|
Chwefror 2001
|
44.4
|
Mawrth 2001
|
44.6
|
Ebrill 2001
|
45.7
|
Mai 2001
|
47.3
|
Mehefin 2001
|
48.8
|
Gorffennaf 2001
|
49.1
|
Awst 2001
|
49.8
|
Medi 2001
|
50.0
|
Hydref 2001
|
50.1
|
Tachwedd 2001
|
49.7
|
Rhagfyr 2001
|
50.2
|
Ionawr 2002
|
51.6
|
Chwefror 2002
|
52.3
|
Mawrth 2002
|
52.4
|
Ebrill 2002
|
52.3
|
Mai 2002
|
53.0
|
Mehefin 2002
|
53.7
|
Gorffennaf 2002
|
55.8
|
Awst 2002
|
56.8
|
Medi 2002
|
57.5
|
Hydref 2002
|
56.9
|
Tachwedd 2002
|
58.4
|
Rhagfyr 2002
|
60.1
|
Ionawr 2003
|
60.9
|
Chwefror 2003
|
60.9
|
Mawrth 2003
|
61.6
|
Ebrill 2003
|
62.0
|
Mai 2003
|
62.8
|
Mehefin 2003
|
62.6
|
Gorffennaf 2003
|
64.0
|
Awst 2003
|
64.9
|
Medi 2003
|
65.8
|
Hydref 2003
|
65.4
|
Tachwedd 2003
|
65.1
|
Rhagfyr 2003
|
66.0
|
Ionawr 2004
|
65.4
|
Chwefror 2004
|
65.7
|
Mawrth 2004
|
65.3
|
Ebrill 2004
|
68.2
|
Mai 2004
|
67.8
|
Mehefin 2004
|
68.5
|
Gorffennaf 2004
|
67.5
|
Awst 2004
|
69.8
|
Medi 2004
|
71.3
|
Hydref 2004
|
70.9
|
Tachwedd 2004
|
70.8
|
Rhagfyr 2004
|
70.0
|
Ionawr 2005
|
72.0
|
Chwefror 2005
|
71.1
|
Mawrth 2005
|
73.3
|
Ebrill 2005
|
73.7
|
Mai 2005
|
73.1
|
Mehefin 2005
|
70.3
|
Gorffennaf 2005
|
69.9
|
Awst 2005
|
72.0
|
Medi 2005
|
73.1
|
Hydref 2005
|
73.5
|
Tachwedd 2005
|
72.5
|
Rhagfyr 2005
|
72.6
|
Ionawr 2006
|
72.1
|
Chwefror 2006
|
72.5
|
Mawrth 2006
|
71.1
|
Ebrill 2006
|
72.1
|
Mai 2006
|
73.7
|
Mehefin 2006
|
76.0
|
Gorffennaf 2006
|
76.1
|
Awst 2006
|
76.1
|
Medi 2006
|
76.9
|
Hydref 2006
|
77.0
|
Tachwedd 2006
|
77.1
|
Rhagfyr 2006
|
76.3
|
Ionawr 2007
|
78.2
|
Chwefror 2007
|
78.8
|
Mawrth 2007
|
79.7
|
Ebrill 2007
|
79.4
|
Mai 2007
|
81.2
|
Mehefin 2007
|
82.6
|
Gorffennaf 2007
|
83.3
|
Awst 2007
|
83.7
|
Medi 2007
|
84.2
|
Hydref 2007
|
84.1
|
Tachwedd 2007
|
85.3
|
Rhagfyr 2007
|
87.8
|
Ionawr 2008
|
90.6
|
Chwefror 2008
|
90.4
|
Mawrth 2008
|
88.3
|
Ebrill 2008
|
85.3
|
Mai 2008
|
83.1
|
Mehefin 2008
|
81.3
|
Gorffennaf 2008
|
82.5
|
Awst 2008
|
81.5
|
Medi 2008
|
82.4
|
Hydref 2008
|
79.5
|
Tachwedd 2008
|
78.4
|
Rhagfyr 2008
|
75.4
|
Ionawr 2009
|
72.1
|
Chwefror 2009
|
69.4
|
Mawrth 2009
|
69.0
|
Ebrill 2009
|
69.1
|
Mai 2009
|
70.8
|
Mehefin 2009
|
70.7
|
Gorffennaf 2009
|
73.4
|
Awst 2009
|
75.6
|
Medi 2009
|
77.1
|
Hydref 2009
|
78.5
|
Tachwedd 2009
|
78.4
|
Rhagfyr 2009
|
78.2
|
Ionawr 2010
|
77.4
|
Chwefror 2010
|
78.7
|
Mawrth 2010
|
80.1
|
Ebrill 2010
|
79.9
|
Mai 2010
|
78.2
|
Mehefin 2010
|
77.7
|
Gorffennaf 2010
|
79.9
|
Awst 2010
|
82.9
|
Medi 2010
|
84.0
|
Hydref 2010
|
81.5
|
Tachwedd 2010
|
80.0
|
Rhagfyr 2010
|
78.4
|
Ionawr 2011
|
78.7
|
Chwefror 2011
|
77.8
|
Mawrth 2011
|
77.1
|
Ebrill 2011
|
77.7
|
Mai 2011
|
77.6
|
Mehefin 2011
|
80.6
|
Gorffennaf 2011
|
82.9
|
Awst 2011
|
83.4
|
Medi 2011
|
84.5
|
Hydref 2011
|
82.4
|
Tachwedd 2011
|
83.8
|
Rhagfyr 2011
|
81.7
|
Ionawr 2012
|
82.2
|
Chwefror 2012
|
80.6
|
Mawrth 2012
|
81.4
|
Ebrill 2012
|
81.1
|
Mai 2012
|
83.2
|
Mehefin 2012
|
84.3
|
Gorffennaf 2012
|
87.2
|
Awst 2012
|
89.0
|
Medi 2012
|
87.4
|
Hydref 2012
|
84.7
|
Tachwedd 2012
|
81.6
|
Rhagfyr 2012
|
83.2
|
Ionawr 2013
|
85.4
|
Chwefror 2013
|
87.1
|
Mawrth 2013
|
86.5
|
Ebrill 2013
|
84.9
|
Mai 2013
|
85.4
|
Mehefin 2013
|
86.8
|
Gorffennaf 2013
|
87.4
|
Awst 2013
|
87.0
|
Medi 2013
|
87.2
|
Hydref 2013
|
87.8
|
Tachwedd 2013
|
87.8
|
Rhagfyr 2013
|
86.8
|
Ionawr 2014
|
89.0
|
Chwefror 2014
|
89.9
|
Mawrth 2014
|
91.7
|
Ebrill 2014
|
91.1
|
Mai 2014
|
94.4
|
Mehefin 2014
|
94.9
|
Gorffennaf 2014
|
97.4
|
Awst 2014
|
96.8
|
Medi 2014
|
98.6
|
Hydref 2014
|
100.2
|
Tachwedd 2014
|
101.5
|
Rhagfyr 2014
|
101.5
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
100.0
|
Mawrth 2015
|
100.6
|
Ebrill 2015
|
100.0
|
Mai 2015
|
100.8
|
Mehefin 2015
|
104.0
|
Gorffennaf 2015
|
108.3
|
Awst 2015
|
109.8
|
Medi 2015
|
109.8
|
Hydref 2015
|
107.6
|
Tachwedd 2015
|
109.7
|
Rhagfyr 2015
|
109.8
|
Ionawr 2016
|
115.6
|
Chwefror 2016
|
115.8
|
Mawrth 2016
|
118.8
|
Ebrill 2016
|
115.6
|
Mai 2016
|
115.4
|
Mehefin 2016
|
114.0
|
Gorffennaf 2016
|
116.4
|
Awst 2016
|
117.1
|
Medi 2016
|
117.6
|
Hydref 2016
|
117.0
|
Tachwedd 2016
|
117.2
|
Rhagfyr 2016
|
118.4
|
Ionawr 2017
|
118.4
|
Chwefror 2017
|
117.4
|
Mawrth 2017
|
116.6
|
Ebrill 2017
|
116.7
|
Mai 2017
|
117.5
|
Mehefin 2017
|
119.0
|
Gorffennaf 2017
|
119.7
|
Awst 2017
|
121.9
|
Medi 2017
|
121.6
|
Hydref 2017
|
124.0
|
Tachwedd 2017
|
123.8
|
Rhagfyr 2017
|
123.9
|
Ionawr 2018
|
122.8
|
Chwefror 2018
|
124.4
|
Mawrth 2018
|
125.4
|
Ebrill 2018
|
123.5
|
Mai 2018
|
121.0
|
Mehefin 2018
|
120.7
|
Gorffennaf 2018
|
123.4
|
Awst 2018
|
124.9
|
Medi 2018
|
124.4
|
Hydref 2018
|
122.6
|
Tachwedd 2018
|
121.4
|
Rhagfyr 2018
|
119.9
|
Ionawr 2019
|
121.0
|
Chwefror 2019
|
122.6
|
Mawrth 2019
|
125.5
|
Ebrill 2019
|
124.3
|
Mai 2019
|
123.9
|
Mehefin 2019
|
122.8
|
Gorffennaf 2019
|
122.9
|
Awst 2019
|
122.0
|
Medi 2019
|
121.6
|
Hydref 2019
|
122.8
|
Tachwedd 2019
|
123.6
|
Rhagfyr 2019
|
123.2
|
Ionawr 2020
|
125.0
|
Chwefror 2020
|
125.2
|
Mawrth 2020
|
125.7
|
Ebrill 2020
|
125.7
|
Mai 2020
|
125.3
|
Mehefin 2020
|
128.1
|
Gorffennaf 2020
|
126.6
|
Awst 2020
|
128.4
|
Medi 2020
|
128.1
|
Hydref 2020
|
130.1
|
Tachwedd 2020
|
129.8
|
Rhagfyr 2020
|
128.6
|
Ionawr 2021
|
125.7
|
Chwefror 2021
|
126.7
|
Mawrth 2021
|
128.8
|
Ebrill 2021
|
130.2
|
Mai 2021
|
130.5
|
Mehefin 2021
|
131.5
|
Gorffennaf 2021
|
132.1
|
Awst 2021
|
132.4
|
Medi 2021
|
133.5
|
Hydref 2021
|
135.7
|
Tachwedd 2021
|
135.7
|
Rhagfyr 2021
|
136.5
|
Ionawr 2022
|
137.4
|
Chwefror 2022
|
137.9
|
Mawrth 2022
|
135.4
|
Ebrill 2022
|
135.9
|
Mai 2022
|
138.5
|
Mehefin 2022
|
143.1
|
Gorffennaf 2022
|
144.2
|
Awst 2022
|
146.8
|
Medi 2022
|
146.0
|
Hydref 2022
|
149.4
|
Tachwedd 2022
|
148.3
|
Rhagfyr 2022
|
148.9
|
Ionawr 2023
|
148.1
|
Chwefror 2023
|
149.5
|
Mawrth 2023
|
149.1
|
Ebrill 2023
|
147.1
|
Mai 2023
|
144.4
|
Mehefin 2023
|
145.5
|
Gorffennaf 2023
|
145.4
|
Awst 2023
|
146.1
|
Medi 2023
|
145.3
|
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
|
Cyn berchen-feddianwyr
|
Ionawr 1995
|
|
|
Chwefror 1995
|
|
|
Mawrth 1995
|
|
|
Ebrill 1995
|
|
|
Mai 1995
|
|
|
Mehefin 1995
|
|
|
Gorffennaf 1995
|
|
|
Awst 1995
|
|
|
Medi 1995
|
|
|
Hydref 1995
|
|
|
Tachwedd 1995
|
|
|
Rhagfyr 1995
|
|
|
Ionawr 1996
|
|
|
Chwefror 1996
|
|
|
Mawrth 1996
|
|
|
Ebrill 1996
|
|
|
Mai 1996
|
|
|
Mehefin 1996
|
|
|
Gorffennaf 1996
|
|
|
Awst 1996
|
|
|
Medi 1996
|
|
|
Hydref 1996
|
|
|
Tachwedd 1996
|
|
|
Rhagfyr 1996
|
|
|
Ionawr 1997
|
|
|
Chwefror 1997
|
|
|
Mawrth 1997
|
|
|
Ebrill 1997
|
|
|
Mai 1997
|
|
|
Mehefin 1997
|
|
|
Gorffennaf 1997
|
|
|
Awst 1997
|
|
|
Medi 1997
|
|
|
Hydref 1997
|
|
|
Tachwedd 1997
|
|
|
Rhagfyr 1997
|
|
|
Ionawr 1998
|
|
|
Chwefror 1998
|
|
|
Mawrth 1998
|
|
|
Ebrill 1998
|
|
|
Mai 1998
|
|
|
Mehefin 1998
|
|
|
Gorffennaf 1998
|
|
|
Awst 1998
|
|
|
Medi 1998
|
|
|
Hydref 1998
|
|
|
Tachwedd 1998
|
|
|
Rhagfyr 1998
|
|
|
Ionawr 1999
|
|
|
Chwefror 1999
|
|
|
Mawrth 1999
|
|
|
Ebrill 1999
|
|
|
Mai 1999
|
|
|
Mehefin 1999
|
|
|
Gorffennaf 1999
|
|
|
Awst 1999
|
|
|
Medi 1999
|
|
|
Hydref 1999
|
|
|
Tachwedd 1999
|
|
|
Rhagfyr 1999
|
|
|
Ionawr 2000
|
|
|
Chwefror 2000
|
|
|
Mawrth 2000
|
|
|
Ebrill 2000
|
|
|
Mai 2000
|
|
|
Mehefin 2000
|
|
|
Gorffennaf 2000
|
|
|
Awst 2000
|
|
|
Medi 2000
|
|
|
Hydref 2000
|
|
|
Tachwedd 2000
|
|
|
Rhagfyr 2000
|
|
|
Ionawr 2001
|
|
|
Chwefror 2001
|
|
|
Mawrth 2001
|
|
|
Ebrill 2001
|
|
|
Mai 2001
|
|
|
Mehefin 2001
|
|
|
Gorffennaf 2001
|
|
|
Awst 2001
|
|
|
Medi 2001
|
|
|
Hydref 2001
|
|
|
Tachwedd 2001
|
|
|
Rhagfyr 2001
|
|
|
Ionawr 2002
|
|
|
Chwefror 2002
|
|
|
Mawrth 2002
|
|
|
Ebrill 2002
|
|
|
Mai 2002
|
|
|
Mehefin 2002
|
|
|
Gorffennaf 2002
|
|
|
Awst 2002
|
|
|
Medi 2002
|
|
|
Hydref 2002
|
|
|
Tachwedd 2002
|
|
|
Rhagfyr 2002
|
|
|
Ionawr 2003
|
|
|
Chwefror 2003
|
|
|
Mawrth 2003
|
|
|
Ebrill 2003
|
|
|
Mai 2003
|
|
|
Mehefin 2003
|
|
|
Gorffennaf 2003
|
|
|
Awst 2003
|
|
|
Medi 2003
|
|
|
Hydref 2003
|
|
|
Tachwedd 2003
|
|
|
Rhagfyr 2003
|
|
|
Ionawr 2004
|
|
|
Chwefror 2004
|
|
|
Mawrth 2004
|
|
|
Ebrill 2004
|
|
|
Mai 2004
|
|
|
Mehefin 2004
|
|
|
Gorffennaf 2004
|
|
|
Awst 2004
|
|
|
Medi 2004
|
|
|
Hydref 2004
|
|
|
Tachwedd 2004
|
|
|
Rhagfyr 2004
|
|
|
Ionawr 2005
|
|
|
Chwefror 2005
|
|
|
Mawrth 2005
|
|
|
Ebrill 2005
|
|
|
Mai 2005
|
|
|
Mehefin 2005
|
|
|
Gorffennaf 2005
|
|
|
Awst 2005
|
|
|
Medi 2005
|
|
|
Hydref 2005
|
|
|
Tachwedd 2005
|
|
|
Rhagfyr 2005
|
|
|
Ionawr 2006
|
|
|
Chwefror 2006
|
|
|
Mawrth 2006
|
|
|
Ebrill 2006
|
|
|
Mai 2006
|
|
|
Mehefin 2006
|
|
|
Gorffennaf 2006
|
|
|
Awst 2006
|
|
|
Medi 2006
|
|
|
Hydref 2006
|
|
|
Tachwedd 2006
|
|
|
Rhagfyr 2006
|
|
|
Ionawr 2007
|
|
|
Chwefror 2007
|
|
|
Mawrth 2007
|
|
|
Ebrill 2007
|
|
|
Mai 2007
|
|
|
Mehefin 2007
|
|
|
Gorffennaf 2007
|
|
|
Awst 2007
|
|
|
Medi 2007
|
|
|
Hydref 2007
|
|
|
Tachwedd 2007
|
|
|
Rhagfyr 2007
|
|
|
Ionawr 2008
|
|
|
Chwefror 2008
|
|
|
Mawrth 2008
|
|
|
Ebrill 2008
|
|
|
Mai 2008
|
|
|
Mehefin 2008
|
|
|
Gorffennaf 2008
|
|
|
Awst 2008
|
|
|
Medi 2008
|
|
|
Hydref 2008
|
|
|
Tachwedd 2008
|
|
|
Rhagfyr 2008
|
|
|
Ionawr 2009
|
|
|
Chwefror 2009
|
|
|
Mawrth 2009
|
|
|
Ebrill 2009
|
|
|
Mai 2009
|
|
|
Mehefin 2009
|
|
|
Gorffennaf 2009
|
|
|
Awst 2009
|
|
|
Medi 2009
|
|
|
Hydref 2009
|
|
|
Tachwedd 2009
|
|
|
Rhagfyr 2009
|
|
|
Ionawr 2010
|
|
|
Chwefror 2010
|
|
|
Mawrth 2010
|
|
|
Ebrill 2010
|
|
|
Mai 2010
|
|
|
Mehefin 2010
|
|
|
Gorffennaf 2010
|
|
|
Awst 2010
|
|
|
Medi 2010
|
|
|
Hydref 2010
|
|
|
Tachwedd 2010
|
|
|
Rhagfyr 2010
|
|
|
Ionawr 2011
|
|
|
Chwefror 2011
|
|
|
Mawrth 2011
|
|
|
Ebrill 2011
|
|
|
Mai 2011
|
|
|
Mehefin 2011
|
|
|
Gorffennaf 2011
|
|
|
Awst 2011
|
|
|
Medi 2011
|
|
|
Hydref 2011
|
|
|
Tachwedd 2011
|
|
|
Rhagfyr 2011
|
|
|
Ionawr 2012
|
226598.0
|
321977.0
|
Chwefror 2012
|
222149.0
|
316267.0
|
Mawrth 2012
|
225751.0
|
320036.0
|
Ebrill 2012
|
224971.0
|
318737.0
|
Mai 2012
|
231246.0
|
326702.0
|
Mehefin 2012
|
234056.0
|
331111.0
|
Gorffennaf 2012
|
242103.0
|
343001.0
|
Awst 2012
|
246746.0
|
349885.0
|
Medi 2012
|
242280.0
|
343976.0
|
Hydref 2012
|
234946.0
|
333174.0
|
Tachwedd 2012
|
226333.0
|
320941.0
|
Rhagfyr 2012
|
230668.0
|
327112.0
|
Ionawr 2013
|
236451.0
|
335895.0
|
Chwefror 2013
|
241145.0
|
342932.0
|
Mawrth 2013
|
239178.0
|
340378.0
|
Ebrill 2013
|
234977.0
|
334013.0
|
Mai 2013
|
236349.0
|
335925.0
|
Mehefin 2013
|
240186.0
|
341369.0
|
Gorffennaf 2013
|
241961.0
|
344131.0
|
Awst 2013
|
240516.0
|
342281.0
|
Medi 2013
|
240909.0
|
343235.0
|
Hydref 2013
|
242600.0
|
345538.0
|
Tachwedd 2013
|
242980.0
|
345384.0
|
Rhagfyr 2013
|
240941.0
|
341152.0
|
Ionawr 2014
|
247300.0
|
349691.0
|
Chwefror 2014
|
249930.0
|
353167.0
|
Mawrth 2014
|
254941.0
|
360251.0
|
Ebrill 2014
|
253411.0
|
357638.0
|
Mai 2014
|
262803.0
|
370477.0
|
Mehefin 2014
|
264149.0
|
372146.0
|
Gorffennaf 2014
|
271199.0
|
382233.0
|
Awst 2014
|
269001.0
|
379780.0
|
Medi 2014
|
273878.0
|
387130.0
|
Hydref 2014
|
278503.0
|
393426.0
|
Tachwedd 2014
|
282216.0
|
398309.0
|
Rhagfyr 2014
|
282291.0
|
398125.0
|
Ionawr 2015
|
278039.0
|
392551.0
|
Chwefror 2015
|
277891.0
|
392898.0
|
Mawrth 2015
|
279299.0
|
395475.0
|
Ebrill 2015
|
277599.0
|
392737.0
|
Mai 2015
|
280385.0
|
395897.0
|
Mehefin 2015
|
289399.0
|
408005.0
|
Gorffennaf 2015
|
301335.0
|
425032.0
|
Awst 2015
|
305351.0
|
430935.0
|
Medi 2015
|
305179.0
|
431379.0
|
Hydref 2015
|
299091.0
|
422530.0
|
Tachwedd 2015
|
304745.0
|
430696.0
|
Rhagfyr 2015
|
305232.0
|
431020.0
|
Ionawr 2016
|
321147.0
|
453815.0
|
Chwefror 2016
|
321768.0
|
454683.0
|
Mawrth 2016
|
329713.0
|
466789.0
|
Ebrill 2016
|
321538.0
|
453916.0
|
Mai 2016
|
321734.0
|
452583.0
|
Mehefin 2016
|
318680.0
|
446348.0
|
Gorffennaf 2016
|
325085.0
|
456024.0
|
Awst 2016
|
326686.0
|
458957.0
|
Medi 2016
|
327805.0
|
461097.0
|
Hydref 2016
|
325870.0
|
458726.0
|
Tachwedd 2016
|
326059.0
|
459666.0
|
Rhagfyr 2016
|
329509.0
|
464417.0
|
Ionawr 2017
|
329746.0
|
464579.0
|
Chwefror 2017
|
327123.0
|
460125.0
|
Mawrth 2017
|
324726.0
|
457065.0
|
Ebrill 2017
|
325105.0
|
457626.0
|
Mai 2017
|
327497.0
|
460521.0
|
Mehefin 2017
|
331997.0
|
466352.0
|
Gorffennaf 2017
|
333987.0
|
468741.0
|
Awst 2017
|
339807.0
|
478020.0
|
Medi 2017
|
338665.0
|
477166.0
|
Hydref 2017
|
344830.0
|
486531.0
|
Tachwedd 2017
|
344710.0
|
485934.0
|
Rhagfyr 2017
|
345091.0
|
486092.0
|
Ionawr 2018
|
342068.0
|
481756.0
|
Chwefror 2018
|
346126.0
|
487902.0
|
Mawrth 2018
|
348990.0
|
492359.0
|
Ebrill 2018
|
343517.0
|
484603.0
|
Mai 2018
|
336146.0
|
475312.0
|
Mehefin 2018
|
335116.0
|
474406.0
|
Gorffennaf 2018
|
342078.0
|
485716.0
|
Awst 2018
|
346318.0
|
491335.0
|
Medi 2018
|
344560.0
|
489593.0
|
Hydref 2018
|
339740.0
|
482150.0
|
Tachwedd 2018
|
336113.0
|
478137.0
|
Rhagfyr 2018
|
332314.0
|
471743.0
|
Ionawr 2019
|
335259.0
|
476412.0
|
Chwefror 2019
|
339981.0
|
481909.0
|
Mawrth 2019
|
348060.0
|
493382.0
|
Ebrill 2019
|
345045.0
|
488318.0
|
Mai 2019
|
343980.0
|
487056.0
|
Mehefin 2019
|
340827.0
|
482947.0
|
Gorffennaf 2019
|
341136.0
|
483244.0
|
Awst 2019
|
338079.0
|
480066.0
|
Medi 2019
|
337046.0
|
478555.0
|
Hydref 2019
|
340015.0
|
483420.0
|
Tachwedd 2019
|
342222.0
|
486575.0
|
Rhagfyr 2019
|
341092.0
|
484986.0
|
Ionawr 2020
|
346329.0
|
492010.0
|
Chwefror 2020
|
346896.0
|
492760.0
|
Mawrth 2020
|
348139.0
|
495013.0
|
Ebrill 2020
|
347432.0
|
495574.0
|
Mai 2020
|
346714.0
|
493683.0
|
Mehefin 2020
|
354733.0
|
504432.0
|
Gorffennaf 2020
|
350796.0
|
498093.0
|
Awst 2020
|
355294.0
|
506397.0
|
Medi 2020
|
353539.0
|
506172.0
|
Hydref 2020
|
358411.0
|
514338.0
|
Tachwedd 2020
|
357694.0
|
513384.0
|
Rhagfyr 2020
|
354350.0
|
508262.0
|
Ionawr 2021
|
347101.0
|
496360.0
|
Chwefror 2021
|
350869.0
|
499035.0
|
Mawrth 2021
|
357647.0
|
505919.0
|
Ebrill 2021
|
361969.0
|
511070.0
|
Mai 2021
|
362789.0
|
512666.0
|
Mehefin 2021
|
365463.0
|
516657.0
|
Gorffennaf 2021
|
366480.0
|
519571.0
|
Awst 2021
|
365946.0
|
522235.0
|
Medi 2021
|
368049.0
|
527207.0
|
Hydref 2021
|
372925.0
|
537239.0
|
Tachwedd 2021
|
372910.0
|
537237.0
|
Rhagfyr 2021
|
374412.0
|
541477.0
|
Ionawr 2022
|
377137.0
|
545045.0
|
Chwefror 2022
|
378787.0
|
546810.0
|
Mawrth 2022
|
371767.0
|
536689.0
|
Ebrill 2022
|
373710.0
|
538405.0
|
Mai 2022
|
380733.0
|
548981.0
|
Mehefin 2022
|
393617.0
|
566790.0
|
Gorffennaf 2022
|
396177.0
|
571149.0
|
Awst 2022
|
403391.0
|
581839.0
|
Medi 2022
|
400580.0
|
579240.0
|
Hydref 2022
|
410049.0
|
592690.0
|
Tachwedd 2022
|
406931.0
|
588185.0
|
Rhagfyr 2022
|
409162.0
|
590187.0
|
Ionawr 2023
|
406516.0
|
587091.0
|
Chwefror 2023
|
410281.0
|
593064.0
|
Mawrth 2023
|
408628.0
|
591839.0
|
Ebrill 2023
|
403047.0
|
583889.0
|
Mai 2023
|
396088.0
|
572416.0
|
Mehefin 2023
|
399190.0
|
577231.0
|
Gorffennaf 2023
|
398520.0
|
576885.0
|
Awst 2023
|
399656.0
|
580922.0
|
Medi 2023
|
397076.0
|
577579.0
|
Dyddiad
|
Prynwyr am y tro cyntaf
|
Cyn berchen-feddianwyr
|
Ionawr 1995
|
|
|
Chwefror 1995
|
|
|
Mawrth 1995
|
|
|
Ebrill 1995
|
|
|
Mai 1995
|
|
|
Mehefin 1995
|
|
|
Gorffennaf 1995
|
|
|
Awst 1995
|
|
|
Medi 1995
|
|
|
Hydref 1995
|
|
|
Tachwedd 1995
|
|
|
Rhagfyr 1995
|
|
|
Ionawr 1996
|
|
|
Chwefror 1996
|
|
|
Mawrth 1996
|
|
|
Ebrill 1996
|
|
|
Mai 1996
|
|
|
Mehefin 1996
|
|
|
Gorffennaf 1996
|
|
|
Awst 1996
|
|
|
Medi 1996
|
|
|
Hydref 1996
|
|
|
Tachwedd 1996
|
|
|
Rhagfyr 1996
|
|
|
Ionawr 1997
|
|
|
Chwefror 1997
|
|
|
Mawrth 1997
|
|
|
Ebrill 1997
|
|
|
Mai 1997
|
|
|
Mehefin 1997
|
|
|
Gorffennaf 1997
|
|
|
Awst 1997
|
|
|
Medi 1997
|
|
|
Hydref 1997
|
|
|
Tachwedd 1997
|
|
|
Rhagfyr 1997
|
|
|
Ionawr 1998
|
|
|
Chwefror 1998
|
|
|
Mawrth 1998
|
|
|
Ebrill 1998
|
|
|
Mai 1998
|
|
|
Mehefin 1998
|
|
|
Gorffennaf 1998
|
|
|
Awst 1998
|
|
|
Medi 1998
|
|
|
Hydref 1998
|
|
|
Tachwedd 1998
|
|
|
Rhagfyr 1998
|
|
|
Ionawr 1999
|
|
|
Chwefror 1999
|
|
|
Mawrth 1999
|
|
|
Ebrill 1999
|
|
|
Mai 1999
|
|
|
Mehefin 1999
|
|
|
Gorffennaf 1999
|
|
|
Awst 1999
|
|
|
Medi 1999
|
|
|
Hydref 1999
|
|
|
Tachwedd 1999
|
|
|
Rhagfyr 1999
|
|
|
Ionawr 2000
|
|
|
Chwefror 2000
|
|
|
Mawrth 2000
|
|
|
Ebrill 2000
|
|
|
Mai 2000
|
|
|
Mehefin 2000
|
|
|
Gorffennaf 2000
|
|
|
Awst 2000
|
|
|
Medi 2000
|
|
|
Hydref 2000
|
|
|
Tachwedd 2000
|
|
|
Rhagfyr 2000
|
|
|
Ionawr 2001
|
|
|
Chwefror 2001
|
|
|
Mawrth 2001
|
|
|
Ebrill 2001
|
|
|
Mai 2001
|
|
|
Mehefin 2001
|
|
|
Gorffennaf 2001
|
|
|
Awst 2001
|
|
|
Medi 2001
|
|
|
Hydref 2001
|
|
|
Tachwedd 2001
|
|
|
Rhagfyr 2001
|
|
|
Ionawr 2002
|
|
|
Chwefror 2002
|
|
|
Mawrth 2002
|
|
|
Ebrill 2002
|
|
|
Mai 2002
|
|
|
Mehefin 2002
|
|
|
Gorffennaf 2002
|
|
|
Awst 2002
|
|
|
Medi 2002
|
|
|
Hydref 2002
|
|
|
Tachwedd 2002
|
|
|
Rhagfyr 2002
|
|
|
Ionawr 2003
|
|
|
Chwefror 2003
|
|
|
Mawrth 2003
|
|
|
Ebrill 2003
|
|
|
Mai 2003
|
|
|
Mehefin 2003
|
|
|
Gorffennaf 2003
|
|
|
Awst 2003
|
|
|
Medi 2003
|
|
|
Hydref 2003
|
|
|
Tachwedd 2003
|
|
|
Rhagfyr 2003
|
|
|
Ionawr 2004
|
|
|
Chwefror 2004
|
|
|
Mawrth 2004
|
|
|
Ebrill 2004
|
|
|
Mai 2004
|
|
|
Mehefin 2004
|
|
|
Gorffennaf 2004
|
|
|
Awst 2004
|
|
|
Medi 2004
|
|
|
Hydref 2004
|
|
|
Tachwedd 2004
|
|
|
Rhagfyr 2004
|
|
|
Ionawr 2005
|
|
|
Chwefror 2005
|
|
|
Mawrth 2005
|
|
|
Ebrill 2005
|
|
|
Mai 2005
|
|
|
Mehefin 2005
|
|
|
Gorffennaf 2005
|
|
|
Awst 2005
|
|
|
Medi 2005
|
|
|
Hydref 2005
|
|
|
Tachwedd 2005
|
|
|
Rhagfyr 2005
|
|
|
Ionawr 2006
|
|
|
Chwefror 2006
|
|
|
Mawrth 2006
|
|
|
Ebrill 2006
|
|
|
Mai 2006
|
|
|
Mehefin 2006
|
|
|
Gorffennaf 2006
|
|
|
Awst 2006
|
|
|
Medi 2006
|
|
|
Hydref 2006
|
|
|
Tachwedd 2006
|
|
|
Rhagfyr 2006
|
|
|
Ionawr 2007
|
|
|
Chwefror 2007
|
|
|
Mawrth 2007
|
|
|
Ebrill 2007
|
|
|
Mai 2007
|
|
|
Mehefin 2007
|
|
|
Gorffennaf 2007
|
|
|
Awst 2007
|
|
|
Medi 2007
|
|
|
Hydref 2007
|
|
|
Tachwedd 2007
|
|
|
Rhagfyr 2007
|
|
|
Ionawr 2008
|
|
|
Chwefror 2008
|
|
|
Mawrth 2008
|
|
|
Ebrill 2008
|
|
|
Mai 2008
|
|
|
Mehefin 2008
|
|
|
Gorffennaf 2008
|
|
|
Awst 2008
|
|
|
Medi 2008
|
|
|
Hydref 2008
|
|
|
Tachwedd 2008
|
|
|
Rhagfyr 2008
|
|
|
Ionawr 2009
|
|
|
Chwefror 2009
|
|
|
Mawrth 2009
|
|
|
Ebrill 2009
|
|
|
Mai 2009
|
|
|
Mehefin 2009
|
|
|
Gorffennaf 2009
|
|
|
Awst 2009
|
|
|
Medi 2009
|
|
|
Hydref 2009
|
|
|
Tachwedd 2009
|
|
|
Rhagfyr 2009
|
|
|
Ionawr 2010
|
|
|
Chwefror 2010
|
|
|
Mawrth 2010
|
|
|
Ebrill 2010
|
|
|
Mai 2010
|
|
|
Mehefin 2010
|
|
|
Gorffennaf 2010
|
|
|
Awst 2010
|
|
|
Medi 2010
|
|
|
Hydref 2010
|
|
|
Tachwedd 2010
|
|
|
Rhagfyr 2010
|
|
|
Ionawr 2011
|
|
|
Chwefror 2011
|
|
|
Mawrth 2011
|
|
|
Ebrill 2011
|
|
|
Mai 2011
|
|
|
Mehefin 2011
|
|
|
Gorffennaf 2011
|
|
|
Awst 2011
|
|
|
Medi 2011
|
|
|
Hydref 2011
|
|
|
Tachwedd 2011
|
|
|
Rhagfyr 2011
|
|
|
Ionawr 2012
|
|
|
Chwefror 2012
|
|
|
Mawrth 2012
|
|
|
Ebrill 2012
|
|
|
Mai 2012
|
|
|
Mehefin 2012
|
|
|
Gorffennaf 2012
|
|
|
Awst 2012
|
|
|
Medi 2012
|
|
|
Hydref 2012
|
|
|
Tachwedd 2012
|
|
|
Rhagfyr 2012
|
|
|
Ionawr 2013
|
4.4
|
4.3
|
Chwefror 2013
|
8.6
|
8.4
|
Mawrth 2013
|
6.0
|
6.4
|
Ebrill 2013
|
4.4
|
4.8
|
Mai 2013
|
2.2
|
2.8
|
Mehefin 2013
|
2.6
|
3.1
|
Gorffennaf 2013
|
-0.1
|
0.3
|
Awst 2013
|
-2.5
|
-2.2
|
Medi 2013
|
-0.6
|
-0.2
|
Hydref 2013
|
3.3
|
3.7
|
Tachwedd 2013
|
7.4
|
7.6
|
Rhagfyr 2013
|
4.4
|
4.3
|
Ionawr 2014
|
4.6
|
4.1
|
Chwefror 2014
|
3.6
|
3.0
|
Mawrth 2014
|
6.6
|
5.8
|
Ebrill 2014
|
7.8
|
7.1
|
Mai 2014
|
11.2
|
10.3
|
Mehefin 2014
|
10.0
|
9.0
|
Gorffennaf 2014
|
12.1
|
11.1
|
Awst 2014
|
11.8
|
11.0
|
Medi 2014
|
13.7
|
12.8
|
Hydref 2014
|
14.8
|
13.9
|
Tachwedd 2014
|
16.2
|
15.3
|
Rhagfyr 2014
|
17.2
|
16.7
|
Ionawr 2015
|
12.4
|
12.3
|
Chwefror 2015
|
11.2
|
11.2
|
Mawrth 2015
|
9.6
|
9.8
|
Ebrill 2015
|
9.6
|
9.8
|
Mai 2015
|
6.7
|
6.9
|
Mehefin 2015
|
9.6
|
9.6
|
Gorffennaf 2015
|
11.1
|
11.2
|
Awst 2015
|
13.5
|
13.5
|
Medi 2015
|
11.4
|
11.4
|
Hydref 2015
|
7.4
|
7.4
|
Tachwedd 2015
|
8.0
|
8.1
|
Rhagfyr 2015
|
8.1
|
8.3
|
Ionawr 2016
|
15.5
|
15.6
|
Chwefror 2016
|
15.8
|
15.7
|
Mawrth 2016
|
18.0
|
18.0
|
Ebrill 2016
|
15.8
|
15.6
|
Mai 2016
|
14.8
|
14.3
|
Mehefin 2016
|
10.1
|
9.4
|
Gorffennaf 2016
|
7.9
|
7.3
|
Awst 2016
|
7.0
|
6.5
|
Medi 2016
|
7.4
|
6.9
|
Hydref 2016
|
9.0
|
8.6
|
Tachwedd 2016
|
7.0
|
6.7
|
Rhagfyr 2016
|
8.0
|
7.8
|
Ionawr 2017
|
2.7
|
2.4
|
Chwefror 2017
|
1.7
|
1.2
|
Mawrth 2017
|
-1.5
|
-2.1
|
Ebrill 2017
|
1.3
|
1.3
|
Mai 2017
|
2.6
|
2.7
|
Mehefin 2017
|
4.2
|
4.5
|
Gorffennaf 2017
|
2.7
|
2.8
|
Awst 2017
|
4.0
|
4.2
|
Medi 2017
|
3.3
|
3.5
|
Hydref 2017
|
5.8
|
6.1
|
Tachwedd 2017
|
5.7
|
5.7
|
Rhagfyr 2017
|
4.7
|
4.7
|
Ionawr 2018
|
3.7
|
3.7
|
Chwefror 2018
|
5.8
|
6.0
|
Mawrth 2018
|
7.5
|
7.7
|
Ebrill 2018
|
5.7
|
5.9
|
Mai 2018
|
2.6
|
3.2
|
Mehefin 2018
|
0.9
|
1.7
|
Gorffennaf 2018
|
2.4
|
3.6
|
Awst 2018
|
1.9
|
2.8
|
Medi 2018
|
1.7
|
2.6
|
Hydref 2018
|
-1.5
|
-0.9
|
Tachwedd 2018
|
-2.5
|
-1.6
|
Rhagfyr 2018
|
-3.7
|
-3.0
|
Ionawr 2019
|
-2.0
|
-1.1
|
Chwefror 2019
|
-1.8
|
-1.2
|
Mawrth 2019
|
-0.3
|
0.2
|
Ebrill 2019
|
0.4
|
0.8
|
Mai 2019
|
2.3
|
2.5
|
Mehefin 2019
|
1.7
|
1.8
|
Gorffennaf 2019
|
-0.3
|
-0.5
|
Awst 2019
|
-2.4
|
-2.3
|
Medi 2019
|
-2.2
|
-2.2
|
Hydref 2019
|
0.1
|
0.3
|
Tachwedd 2019
|
1.8
|
1.8
|
Rhagfyr 2019
|
2.6
|
2.8
|
Ionawr 2020
|
3.3
|
3.3
|
Chwefror 2020
|
2.0
|
2.2
|
Mawrth 2020
|
0.0
|
0.3
|
Ebrill 2020
|
0.7
|
1.5
|
Mai 2020
|
0.8
|
1.4
|
Mehefin 2020
|
4.1
|
4.4
|
Gorffennaf 2020
|
2.8
|
3.1
|
Awst 2020
|
5.1
|
5.5
|
Medi 2020
|
4.9
|
5.8
|
Hydref 2020
|
5.4
|
6.4
|
Tachwedd 2020
|
4.5
|
5.5
|
Rhagfyr 2020
|
3.9
|
4.8
|
Ionawr 2021
|
0.2
|
0.9
|
Chwefror 2021
|
1.1
|
1.3
|
Mawrth 2021
|
2.7
|
2.2
|
Ebrill 2021
|
4.2
|
3.1
|
Mai 2021
|
4.6
|
3.8
|
Mehefin 2021
|
3.0
|
2.4
|
Gorffennaf 2021
|
4.5
|
4.3
|
Awst 2021
|
3.0
|
3.1
|
Medi 2021
|
4.1
|
4.2
|
Hydref 2021
|
4.0
|
4.5
|
Tachwedd 2021
|
4.3
|
4.6
|
Rhagfyr 2021
|
5.7
|
6.5
|
Ionawr 2022
|
8.7
|
9.8
|
Chwefror 2022
|
8.0
|
9.6
|
Mawrth 2022
|
3.9
|
6.1
|
Ebrill 2022
|
3.2
|
5.3
|
Mai 2022
|
4.9
|
7.1
|
Mehefin 2022
|
7.7
|
9.7
|
Gorffennaf 2022
|
8.1
|
9.9
|
Awst 2022
|
10.2
|
11.4
|
Medi 2022
|
8.8
|
9.9
|
Hydref 2022
|
10.0
|
10.3
|
Tachwedd 2022
|
9.1
|
9.5
|
Rhagfyr 2022
|
9.3
|
9.0
|
Ionawr 2023
|
7.8
|
7.7
|
Chwefror 2023
|
8.3
|
8.5
|
Mawrth 2023
|
9.9
|
10.3
|
Ebrill 2023
|
7.9
|
8.4
|
Mai 2023
|
4.0
|
4.3
|
Mehefin 2023
|
1.4
|
1.8
|
Gorffennaf 2023
|
0.6
|
1.0
|
Awst 2023
|
-0.9
|
-0.2
|
Medi 2023
|
-0.9
|
-0.3
|
Dyddiad
|
Prynwyr am y tro cyntaf
|
Cyn berchen-feddianwyr
|
Ionawr 1995
|
|
|
Chwefror 1995
|
|
|
Mawrth 1995
|
|
|
Ebrill 1995
|
|
|
Mai 1995
|
|
|
Mehefin 1995
|
|
|
Gorffennaf 1995
|
|
|
Awst 1995
|
|
|
Medi 1995
|
|
|
Hydref 1995
|
|
|
Tachwedd 1995
|
|
|
Rhagfyr 1995
|
|
|
Ionawr 1996
|
|
|
Chwefror 1996
|
|
|
Mawrth 1996
|
|
|
Ebrill 1996
|
|
|
Mai 1996
|
|
|
Mehefin 1996
|
|
|
Gorffennaf 1996
|
|
|
Awst 1996
|
|
|
Medi 1996
|
|
|
Hydref 1996
|
|
|
Tachwedd 1996
|
|
|
Rhagfyr 1996
|
|
|
Ionawr 1997
|
|
|
Chwefror 1997
|
|
|
Mawrth 1997
|
|
|
Ebrill 1997
|
|
|
Mai 1997
|
|
|
Mehefin 1997
|
|
|
Gorffennaf 1997
|
|
|
Awst 1997
|
|
|
Medi 1997
|
|
|
Hydref 1997
|
|
|
Tachwedd 1997
|
|
|
Rhagfyr 1997
|
|
|
Ionawr 1998
|
|
|
Chwefror 1998
|
|
|
Mawrth 1998
|
|
|
Ebrill 1998
|
|
|
Mai 1998
|
|
|
Mehefin 1998
|
|
|
Gorffennaf 1998
|
|
|
Awst 1998
|
|
|
Medi 1998
|
|
|
Hydref 1998
|
|
|
Tachwedd 1998
|
|
|
Rhagfyr 1998
|
|
|
Ionawr 1999
|
|
|
Chwefror 1999
|
|
|
Mawrth 1999
|
|
|
Ebrill 1999
|
|
|
Mai 1999
|
|
|
Mehefin 1999
|
|
|
Gorffennaf 1999
|
|
|
Awst 1999
|
|
|
Medi 1999
|
|
|
Hydref 1999
|
|
|
Tachwedd 1999
|
|
|
Rhagfyr 1999
|
|
|
Ionawr 2000
|
|
|
Chwefror 2000
|
|
|
Mawrth 2000
|
|
|
Ebrill 2000
|
|
|
Mai 2000
|
|
|
Mehefin 2000
|
|
|
Gorffennaf 2000
|
|
|
Awst 2000
|
|
|
Medi 2000
|
|
|
Hydref 2000
|
|
|
Tachwedd 2000
|
|
|
Rhagfyr 2000
|
|
|
Ionawr 2001
|
|
|
Chwefror 2001
|
|
|
Mawrth 2001
|
|
|
Ebrill 2001
|
|
|
Mai 2001
|
|
|
Mehefin 2001
|
|
|
Gorffennaf 2001
|
|
|
Awst 2001
|
|
|
Medi 2001
|
|
|
Hydref 2001
|
|
|
Tachwedd 2001
|
|
|
Rhagfyr 2001
|
|
|
Ionawr 2002
|
|
|
Chwefror 2002
|
|
|
Mawrth 2002
|
|
|
Ebrill 2002
|
|
|
Mai 2002
|
|
|
Mehefin 2002
|
|
|
Gorffennaf 2002
|
|
|
Awst 2002
|
|
|
Medi 2002
|
|
|
Hydref 2002
|
|
|
Tachwedd 2002
|
|
|
Rhagfyr 2002
|
|
|
Ionawr 2003
|
|
|
Chwefror 2003
|
|
|
Mawrth 2003
|
|
|
Ebrill 2003
|
|
|
Mai 2003
|
|
|
Mehefin 2003
|
|
|
Gorffennaf 2003
|
|
|
Awst 2003
|
|
|
Medi 2003
|
|
|
Hydref 2003
|
|
|
Tachwedd 2003
|
|
|
Rhagfyr 2003
|
|
|
Ionawr 2004
|
|
|
Chwefror 2004
|
|
|
Mawrth 2004
|
|
|
Ebrill 2004
|
|
|
Mai 2004
|
|
|
Mehefin 2004
|
|
|
Gorffennaf 2004
|
|
|
Awst 2004
|
|
|
Medi 2004
|
|
|
Hydref 2004
|
|
|
Tachwedd 2004
|
|
|
Rhagfyr 2004
|
|
|
Ionawr 2005
|
|
|
Chwefror 2005
|
|
|
Mawrth 2005
|
|
|
Ebrill 2005
|
|
|
Mai 2005
|
|
|
Mehefin 2005
|
|
|
Gorffennaf 2005
|
|
|
Awst 2005
|
|
|
Medi 2005
|
|
|
Hydref 2005
|
|
|
Tachwedd 2005
|
|
|
Rhagfyr 2005
|
|
|
Ionawr 2006
|
|
|
Chwefror 2006
|
|
|
Mawrth 2006
|
|
|
Ebrill 2006
|
|
|
Mai 2006
|
|
|
Mehefin 2006
|
|
|
Gorffennaf 2006
|
|
|
Awst 2006
|
|
|
Medi 2006
|
|
|
Hydref 2006
|
|
|
Tachwedd 2006
|
|
|
Rhagfyr 2006
|
|
|
Ionawr 2007
|
|
|
Chwefror 2007
|
|
|
Mawrth 2007
|
|
|
Ebrill 2007
|
|
|
Mai 2007
|
|
|
Mehefin 2007
|
|
|
Gorffennaf 2007
|
|
|
Awst 2007
|
|
|
Medi 2007
|
|
|
Hydref 2007
|
|
|
Tachwedd 2007
|
|
|
Rhagfyr 2007
|
|
|
Ionawr 2008
|
|
|
Chwefror 2008
|
|
|
Mawrth 2008
|
|
|
Ebrill 2008
|
|
|
Mai 2008
|
|
|
Mehefin 2008
|
|
|
Gorffennaf 2008
|
|
|
Awst 2008
|
|
|
Medi 2008
|
|
|
Hydref 2008
|
|
|
Tachwedd 2008
|
|
|
Rhagfyr 2008
|
|
|
Ionawr 2009
|
|
|
Chwefror 2009
|
|
|
Mawrth 2009
|
|
|
Ebrill 2009
|
|
|
Mai 2009
|
|
|
Mehefin 2009
|
|
|
Gorffennaf 2009
|
|
|
Awst 2009
|
|
|
Medi 2009
|
|
|
Hydref 2009
|
|
|
Tachwedd 2009
|
|
|
Rhagfyr 2009
|
|
|
Ionawr 2010
|
|
|
Chwefror 2010
|
|
|
Mawrth 2010
|
|
|
Ebrill 2010
|
|
|
Mai 2010
|
|
|
Mehefin 2010
|
|
|
Gorffennaf 2010
|
|
|
Awst 2010
|
|
|
Medi 2010
|
|
|
Hydref 2010
|
|
|
Tachwedd 2010
|
|
|
Rhagfyr 2010
|
|
|
Ionawr 2011
|
|
|
Chwefror 2011
|
|
|
Mawrth 2011
|
|
|
Ebrill 2011
|
|
|
Mai 2011
|
|
|
Mehefin 2011
|
|
|
Gorffennaf 2011
|
|
|
Awst 2011
|
|
|
Medi 2011
|
|
|
Hydref 2011
|
|
|
Tachwedd 2011
|
|
|
Rhagfyr 2011
|
|
|
Ionawr 2012
|
|
|
Chwefror 2012
|
-2.0
|
-1.8
|
Mawrth 2012
|
1.6
|
1.2
|
Ebrill 2012
|
-0.4
|
-0.4
|
Mai 2012
|
2.8
|
2.5
|
Mehefin 2012
|
1.2
|
1.4
|
Gorffennaf 2012
|
3.4
|
3.6
|
Awst 2012
|
1.9
|
2.0
|
Medi 2012
|
-1.8
|
-1.7
|
Hydref 2012
|
-3.0
|
-3.1
|
Tachwedd 2012
|
-3.7
|
-3.7
|
Rhagfyr 2012
|
1.9
|
1.9
|
Ionawr 2013
|
2.5
|
2.7
|
Chwefror 2013
|
2.0
|
2.1
|
Mawrth 2013
|
-0.8
|
-0.7
|
Ebrill 2013
|
-1.8
|
-1.9
|
Mai 2013
|
0.6
|
0.6
|
Mehefin 2013
|
1.6
|
1.6
|
Gorffennaf 2013
|
0.7
|
0.8
|
Awst 2013
|
-0.6
|
-0.5
|
Medi 2013
|
0.2
|
0.3
|
Hydref 2013
|
0.7
|
0.7
|
Tachwedd 2013
|
0.2
|
-0.0
|
Rhagfyr 2013
|
-0.8
|
-1.2
|
Ionawr 2014
|
2.6
|
2.5
|
Chwefror 2014
|
1.1
|
1.0
|
Mawrth 2014
|
2.0
|
2.0
|
Ebrill 2014
|
-0.6
|
-0.7
|
Mai 2014
|
3.7
|
3.6
|
Mehefin 2014
|
0.5
|
0.4
|
Gorffennaf 2014
|
2.7
|
2.7
|
Awst 2014
|
-0.8
|
-0.6
|
Medi 2014
|
1.8
|
1.9
|
Hydref 2014
|
1.7
|
1.6
|
Tachwedd 2014
|
1.3
|
1.2
|
Rhagfyr 2014
|
0.0
|
-0.1
|
Ionawr 2015
|
-1.5
|
-1.4
|
Chwefror 2015
|
-0.1
|
0.1
|
Mawrth 2015
|
0.5
|
0.7
|
Ebrill 2015
|
-0.6
|
-0.7
|
Mai 2015
|
1.0
|
0.8
|
Mehefin 2015
|
3.2
|
3.1
|
Gorffennaf 2015
|
4.1
|
4.2
|
Awst 2015
|
1.3
|
1.4
|
Medi 2015
|
-0.1
|
0.1
|
Hydref 2015
|
-2.0
|
-2.0
|
Tachwedd 2015
|
1.9
|
1.9
|
Rhagfyr 2015
|
0.2
|
0.1
|
Ionawr 2016
|
5.2
|
5.3
|
Chwefror 2016
|
0.2
|
0.2
|
Mawrth 2016
|
2.5
|
2.7
|
Ebrill 2016
|
-2.5
|
-2.8
|
Mai 2016
|
0.1
|
-0.3
|
Mehefin 2016
|
-1.0
|
-1.4
|
Gorffennaf 2016
|
2.0
|
2.2
|
Awst 2016
|
0.5
|
0.6
|
Medi 2016
|
0.3
|
0.5
|
Hydref 2016
|
-0.6
|
-0.5
|
Tachwedd 2016
|
0.1
|
0.2
|
Rhagfyr 2016
|
1.1
|
1.0
|
Ionawr 2017
|
0.1
|
0.0
|
Chwefror 2017
|
-0.8
|
-1.0
|
Mawrth 2017
|
-0.7
|
-0.7
|
Ebrill 2017
|
0.1
|
0.1
|
Mai 2017
|
0.7
|
0.6
|
Mehefin 2017
|
1.4
|
1.3
|
Gorffennaf 2017
|
0.6
|
0.5
|
Awst 2017
|
1.7
|
2.0
|
Medi 2017
|
-0.3
|
-0.2
|
Hydref 2017
|
1.8
|
2.0
|
Tachwedd 2017
|
-0.0
|
-0.1
|
Rhagfyr 2017
|
0.1
|
0.0
|
Ionawr 2018
|
-0.9
|
-0.9
|
Chwefror 2018
|
1.2
|
1.3
|
Mawrth 2018
|
0.8
|
0.9
|
Ebrill 2018
|
-1.6
|
-1.6
|
Mai 2018
|
-2.2
|
-1.9
|
Mehefin 2018
|
-0.3
|
-0.2
|
Gorffennaf 2018
|
2.1
|
2.4
|
Awst 2018
|
1.2
|
1.2
|
Medi 2018
|
-0.5
|
-0.4
|
Hydref 2018
|
-1.4
|
-1.5
|
Tachwedd 2018
|
-1.1
|
-0.8
|
Rhagfyr 2018
|
-1.1
|
-1.3
|
Ionawr 2019
|
0.9
|
1.0
|
Chwefror 2019
|
1.4
|
1.2
|
Mawrth 2019
|
2.4
|
2.4
|
Ebrill 2019
|
-0.9
|
-1.0
|
Mai 2019
|
-0.3
|
-0.3
|
Mehefin 2019
|
-0.9
|
-0.8
|
Gorffennaf 2019
|
0.1
|
0.1
|
Awst 2019
|
-0.9
|
-0.7
|
Medi 2019
|
-0.3
|
-0.3
|
Hydref 2019
|
0.9
|
1.0
|
Tachwedd 2019
|
0.6
|
0.6
|
Rhagfyr 2019
|
-0.3
|
-0.3
|
Ionawr 2020
|
1.5
|
1.4
|
Chwefror 2020
|
0.2
|
0.2
|
Mawrth 2020
|
0.4
|
0.5
|
Ebrill 2020
|
-0.2
|
0.1
|
Mai 2020
|
-0.2
|
-0.4
|
Mehefin 2020
|
2.3
|
2.2
|
Gorffennaf 2020
|
-1.1
|
-1.3
|
Awst 2020
|
1.3
|
1.7
|
Medi 2020
|
-0.5
|
-0.0
|
Hydref 2020
|
1.4
|
1.6
|
Tachwedd 2020
|
-0.2
|
-0.2
|
Rhagfyr 2020
|
-0.9
|
-1.0
|
Ionawr 2021
|
-2.0
|
-2.3
|
Chwefror 2021
|
1.1
|
0.5
|
Mawrth 2021
|
1.9
|
1.4
|
Ebrill 2021
|
1.2
|
1.0
|
Mai 2021
|
0.2
|
0.3
|
Mehefin 2021
|
0.7
|
0.8
|
Gorffennaf 2021
|
0.3
|
0.6
|
Awst 2021
|
-0.1
|
0.5
|
Medi 2021
|
0.6
|
1.0
|
Hydref 2021
|
1.3
|
1.9
|
Tachwedd 2021
|
0.0
|
0.0
|
Rhagfyr 2021
|
0.4
|
0.8
|
Ionawr 2022
|
0.7
|
0.7
|
Chwefror 2022
|
0.4
|
0.3
|
Mawrth 2022
|
-1.9
|
-1.9
|
Ebrill 2022
|
0.5
|
0.3
|
Mai 2022
|
1.9
|
2.0
|
Mehefin 2022
|
3.4
|
3.2
|
Gorffennaf 2022
|
0.7
|
0.8
|
Awst 2022
|
1.8
|
1.9
|
Medi 2022
|
-0.7
|
-0.4
|
Hydref 2022
|
2.4
|
2.3
|
Tachwedd 2022
|
-0.8
|
-0.8
|
Rhagfyr 2022
|
0.5
|
0.3
|
Ionawr 2023
|
-0.6
|
-0.5
|
Chwefror 2023
|
0.9
|
1.0
|
Mawrth 2023
|
-0.4
|
-0.2
|
Ebrill 2023
|
-1.4
|
-1.3
|
Mai 2023
|
-1.7
|
-2.0
|
Mehefin 2023
|
0.8
|
0.8
|
Gorffennaf 2023
|
-0.2
|
-0.1
|
Awst 2023
|
0.3
|
0.7
|
Medi 2023
|
-0.6
|
-0.6
|
Dyddiad
|
Prynwyr am y tro cyntaf
|
Cyn berchen-feddianwyr
|
Ionawr 1995
|
|
|
Chwefror 1995
|
|
|
Mawrth 1995
|
|
|
Ebrill 1995
|
|
|
Mai 1995
|
|
|
Mehefin 1995
|
|
|
Gorffennaf 1995
|
|
|
Awst 1995
|
|
|
Medi 1995
|
|
|
Hydref 1995
|
|
|
Tachwedd 1995
|
|
|
Rhagfyr 1995
|
|
|
Ionawr 1996
|
|
|
Chwefror 1996
|
|
|
Mawrth 1996
|
|
|
Ebrill 1996
|
|
|
Mai 1996
|
|
|
Mehefin 1996
|
|
|
Gorffennaf 1996
|
|
|
Awst 1996
|
|
|
Medi 1996
|
|
|
Hydref 1996
|
|
|
Tachwedd 1996
|
|
|
Rhagfyr 1996
|
|
|
Ionawr 1997
|
|
|
Chwefror 1997
|
|
|
Mawrth 1997
|
|
|
Ebrill 1997
|
|
|
Mai 1997
|
|
|
Mehefin 1997
|
|
|
Gorffennaf 1997
|
|
|
Awst 1997
|
|
|
Medi 1997
|
|
|
Hydref 1997
|
|
|
Tachwedd 1997
|
|
|
Rhagfyr 1997
|
|
|
Ionawr 1998
|
|
|
Chwefror 1998
|
|
|
Mawrth 1998
|
|
|
Ebrill 1998
|
|
|
Mai 1998
|
|
|
Mehefin 1998
|
|
|
Gorffennaf 1998
|
|
|
Awst 1998
|
|
|
Medi 1998
|
|
|
Hydref 1998
|
|
|
Tachwedd 1998
|
|
|
Rhagfyr 1998
|
|
|
Ionawr 1999
|
|
|
Chwefror 1999
|
|
|
Mawrth 1999
|
|
|
Ebrill 1999
|
|
|
Mai 1999
|
|
|
Mehefin 1999
|
|
|
Gorffennaf 1999
|
|
|
Awst 1999
|
|
|
Medi 1999
|
|
|
Hydref 1999
|
|
|
Tachwedd 1999
|
|
|
Rhagfyr 1999
|
|
|
Ionawr 2000
|
|
|
Chwefror 2000
|
|
|
Mawrth 2000
|
|
|
Ebrill 2000
|
|
|
Mai 2000
|
|
|
Mehefin 2000
|
|
|
Gorffennaf 2000
|
|
|
Awst 2000
|
|
|
Medi 2000
|
|
|
Hydref 2000
|
|
|
Tachwedd 2000
|
|
|
Rhagfyr 2000
|
|
|
Ionawr 2001
|
|
|
Chwefror 2001
|
|
|
Mawrth 2001
|
|
|
Ebrill 2001
|
|
|
Mai 2001
|
|
|
Mehefin 2001
|
|
|
Gorffennaf 2001
|
|
|
Awst 2001
|
|
|
Medi 2001
|
|
|
Hydref 2001
|
|
|
Tachwedd 2001
|
|
|
Rhagfyr 2001
|
|
|
Ionawr 2002
|
|
|
Chwefror 2002
|
|
|
Mawrth 2002
|
|
|
Ebrill 2002
|
|
|
Mai 2002
|
|
|
Mehefin 2002
|
|
|
Gorffennaf 2002
|
|
|
Awst 2002
|
|
|
Medi 2002
|
|
|
Hydref 2002
|
|
|
Tachwedd 2002
|
|
|
Rhagfyr 2002
|
|
|
Ionawr 2003
|
|
|
Chwefror 2003
|
|
|
Mawrth 2003
|
|
|
Ebrill 2003
|
|
|
Mai 2003
|
|
|
Mehefin 2003
|
|
|
Gorffennaf 2003
|
|
|
Awst 2003
|
|
|
Medi 2003
|
|
|
Hydref 2003
|
|
|
Tachwedd 2003
|
|
|
Rhagfyr 2003
|
|
|
Ionawr 2004
|
|
|
Chwefror 2004
|
|
|
Mawrth 2004
|
|
|
Ebrill 2004
|
|
|
Mai 2004
|
|
|
Mehefin 2004
|
|
|
Gorffennaf 2004
|
|
|
Awst 2004
|
|
|
Medi 2004
|
|
|
Hydref 2004
|
|
|
Tachwedd 2004
|
|
|
Rhagfyr 2004
|
|
|
Ionawr 2005
|
|
|
Chwefror 2005
|
|
|
Mawrth 2005
|
|
|
Ebrill 2005
|
|
|
Mai 2005
|
|
|
Mehefin 2005
|
|
|
Gorffennaf 2005
|
|
|
Awst 2005
|
|
|
Medi 2005
|
|
|
Hydref 2005
|
|
|
Tachwedd 2005
|
|
|
Rhagfyr 2005
|
|
|
Ionawr 2006
|
|
|
Chwefror 2006
|
|
|
Mawrth 2006
|
|
|
Ebrill 2006
|
|
|
Mai 2006
|
|
|
Mehefin 2006
|
|
|
Gorffennaf 2006
|
|
|
Awst 2006
|
|
|
Medi 2006
|
|
|
Hydref 2006
|
|
|
Tachwedd 2006
|
|
|
Rhagfyr 2006
|
|
|
Ionawr 2007
|
|
|
Chwefror 2007
|
|
|
Mawrth 2007
|
|
|
Ebrill 2007
|
|
|
Mai 2007
|
|
|
Mehefin 2007
|
|
|
Gorffennaf 2007
|
|
|
Awst 2007
|
|
|
Medi 2007
|
|
|
Hydref 2007
|
|
|
Tachwedd 2007
|
|
|
Rhagfyr 2007
|
|
|
Ionawr 2008
|
|
|
Chwefror 2008
|
|
|
Mawrth 2008
|
|
|
Ebrill 2008
|
|
|
Mai 2008
|
|
|
Mehefin 2008
|
|
|
Gorffennaf 2008
|
|
|
Awst 2008
|
|
|
Medi 2008
|
|
|
Hydref 2008
|
|
|
Tachwedd 2008
|
|
|
Rhagfyr 2008
|
|
|
Ionawr 2009
|
|
|
Chwefror 2009
|
|
|
Mawrth 2009
|
|
|
Ebrill 2009
|
|
|
Mai 2009
|
|
|
Mehefin 2009
|
|
|
Gorffennaf 2009
|
|
|
Awst 2009
|
|
|
Medi 2009
|
|
|
Hydref 2009
|
|
|
Tachwedd 2009
|
|
|
Rhagfyr 2009
|
|
|
Ionawr 2010
|
|
|
Chwefror 2010
|
|
|
Mawrth 2010
|
|
|
Ebrill 2010
|
|
|
Mai 2010
|
|
|
Mehefin 2010
|
|
|
Gorffennaf 2010
|
|
|
Awst 2010
|
|
|
Medi 2010
|
|
|
Hydref 2010
|
|
|
Tachwedd 2010
|
|
|
Rhagfyr 2010
|
|
|
Ionawr 2011
|
|
|
Chwefror 2011
|
|
|
Mawrth 2011
|
|
|
Ebrill 2011
|
|
|
Mai 2011
|
|
|
Mehefin 2011
|
|
|
Gorffennaf 2011
|
|
|
Awst 2011
|
|
|
Medi 2011
|
|
|
Hydref 2011
|
|
|
Tachwedd 2011
|
|
|
Rhagfyr 2011
|
|
|
Ionawr 2012
|
81.5
|
82.0
|
Chwefror 2012
|
79.9
|
80.6
|
Mawrth 2012
|
81.2
|
81.5
|
Ebrill 2012
|
80.9
|
81.2
|
Mai 2012
|
83.2
|
83.2
|
Mehefin 2012
|
84.2
|
84.4
|
Gorffennaf 2012
|
87.1
|
87.4
|
Awst 2012
|
88.8
|
89.1
|
Medi 2012
|
87.1
|
87.6
|
Hydref 2012
|
84.5
|
84.9
|
Tachwedd 2012
|
81.4
|
81.8
|
Rhagfyr 2012
|
83.0
|
83.3
|
Ionawr 2013
|
85.0
|
85.6
|
Chwefror 2013
|
86.7
|
87.4
|
Mawrth 2013
|
86.0
|
86.7
|
Ebrill 2013
|
84.5
|
85.1
|
Mai 2013
|
85.0
|
85.6
|
Mehefin 2013
|
86.4
|
87.0
|
Gorffennaf 2013
|
87.0
|
87.7
|
Awst 2013
|
86.5
|
87.2
|
Medi 2013
|
86.6
|
87.4
|
Hydref 2013
|
87.2
|
88.0
|
Tachwedd 2013
|
87.4
|
88.0
|
Rhagfyr 2013
|
86.7
|
86.9
|
Ionawr 2014
|
88.9
|
89.1
|
Chwefror 2014
|
89.9
|
90.0
|
Mawrth 2014
|
91.7
|
91.8
|
Ebrill 2014
|
91.1
|
91.1
|
Mai 2014
|
94.5
|
94.4
|
Mehefin 2014
|
95.0
|
94.8
|
Gorffennaf 2014
|
97.5
|
97.4
|
Awst 2014
|
96.8
|
96.8
|
Medi 2014
|
98.5
|
98.6
|
Hydref 2014
|
100.2
|
100.2
|
Tachwedd 2014
|
101.5
|
101.5
|
Rhagfyr 2014
|
101.5
|
101.4
|
Ionawr 2015
|
100.0
|
100.0
|
Chwefror 2015
|
100.0
|
100.1
|
Mawrth 2015
|
100.4
|
100.7
|
Ebrill 2015
|
99.8
|
100.0
|
Mai 2015
|
100.8
|
100.8
|
Mehefin 2015
|
104.1
|
103.9
|
Gorffennaf 2015
|
108.4
|
108.3
|
Awst 2015
|
109.8
|
109.8
|
Medi 2015
|
109.8
|
109.9
|
Hydref 2015
|
107.6
|
107.6
|
Tachwedd 2015
|
109.6
|
109.7
|
Rhagfyr 2015
|
109.8
|
109.8
|
Ionawr 2016
|
115.5
|
115.6
|
Chwefror 2016
|
115.7
|
115.8
|
Mawrth 2016
|
118.6
|
118.9
|
Ebrill 2016
|
115.6
|
115.6
|
Mai 2016
|
115.7
|
115.3
|
Mehefin 2016
|
114.6
|
113.7
|
Gorffennaf 2016
|
116.9
|
116.2
|
Awst 2016
|
117.5
|
116.9
|
Medi 2016
|
117.9
|
117.5
|
Hydref 2016
|
117.2
|
116.9
|
Tachwedd 2016
|
117.3
|
117.1
|
Rhagfyr 2016
|
118.5
|
118.3
|
Ionawr 2017
|
118.6
|
118.4
|
Chwefror 2017
|
117.6
|
117.2
|
Mawrth 2017
|
116.8
|
116.4
|
Ebrill 2017
|
116.9
|
116.6
|
Mai 2017
|
117.8
|
117.3
|
Mehefin 2017
|
119.4
|
118.8
|
Gorffennaf 2017
|
120.1
|
119.4
|
Awst 2017
|
122.2
|
121.8
|
Medi 2017
|
121.8
|
121.6
|
Hydref 2017
|
124.0
|
123.9
|
Tachwedd 2017
|
124.0
|
123.8
|
Rhagfyr 2017
|
124.1
|
123.8
|
Ionawr 2018
|
123.0
|
122.7
|
Chwefror 2018
|
124.5
|
124.3
|
Mawrth 2018
|
125.5
|
125.4
|
Ebrill 2018
|
123.6
|
123.4
|
Mai 2018
|
120.9
|
121.1
|
Mehefin 2018
|
120.5
|
120.8
|
Gorffennaf 2018
|
123.0
|
123.7
|
Awst 2018
|
124.6
|
125.2
|
Medi 2018
|
123.9
|
124.7
|
Hydref 2018
|
122.2
|
122.8
|
Tachwedd 2018
|
120.9
|
121.8
|
Rhagfyr 2018
|
119.5
|
120.2
|
Ionawr 2019
|
120.6
|
121.4
|
Chwefror 2019
|
122.3
|
122.8
|
Mawrth 2019
|
125.2
|
125.7
|
Ebrill 2019
|
124.1
|
124.4
|
Mai 2019
|
123.7
|
124.1
|
Mehefin 2019
|
122.6
|
123.0
|
Gorffennaf 2019
|
122.7
|
123.1
|
Awst 2019
|
121.6
|
122.3
|
Medi 2019
|
121.2
|
121.9
|
Hydref 2019
|
122.3
|
123.2
|
Tachwedd 2019
|
123.1
|
124.0
|
Rhagfyr 2019
|
122.7
|
123.6
|
Ionawr 2020
|
124.6
|
125.3
|
Chwefror 2020
|
124.8
|
125.5
|
Mawrth 2020
|
125.2
|
126.1
|
Ebrill 2020
|
125.0
|
126.2
|
Mai 2020
|
124.7
|
125.8
|
Mehefin 2020
|
127.6
|
128.5
|
Gorffennaf 2020
|
126.2
|
126.9
|
Awst 2020
|
127.8
|
129.0
|
Medi 2020
|
127.2
|
128.9
|
Hydref 2020
|
128.9
|
131.0
|
Tachwedd 2020
|
128.6
|
130.8
|
Rhagfyr 2020
|
127.4
|
129.5
|
Ionawr 2021
|
124.8
|
126.4
|
Chwefror 2021
|
126.2
|
127.1
|
Mawrth 2021
|
128.6
|
128.9
|
Ebrill 2021
|
130.2
|
130.2
|
Mai 2021
|
130.5
|
130.6
|
Mehefin 2021
|
131.4
|
131.6
|
Gorffennaf 2021
|
131.8
|
132.4
|
Awst 2021
|
131.6
|
133.0
|
Medi 2021
|
132.4
|
134.3
|
Hydref 2021
|
134.1
|
136.9
|
Tachwedd 2021
|
134.1
|
136.9
|
Rhagfyr 2021
|
134.7
|
137.9
|
Ionawr 2022
|
135.6
|
138.8
|
Chwefror 2022
|
136.2
|
139.3
|
Mawrth 2022
|
133.7
|
136.7
|
Ebrill 2022
|
134.4
|
137.2
|
Mai 2022
|
136.9
|
139.8
|
Mehefin 2022
|
141.6
|
144.4
|
Gorffennaf 2022
|
142.5
|
145.5
|
Awst 2022
|
145.1
|
148.2
|
Medi 2022
|
144.1
|
147.6
|
Hydref 2022
|
147.5
|
151.0
|
Tachwedd 2022
|
146.4
|
149.8
|
Rhagfyr 2022
|
147.2
|
150.3
|
Ionawr 2023
|
146.2
|
149.6
|
Chwefror 2023
|
147.6
|
151.1
|
Mawrth 2023
|
147.0
|
150.8
|
Ebrill 2023
|
145.0
|
148.7
|
Mai 2023
|
142.5
|
145.8
|
Mehefin 2023
|
143.6
|
147.0
|
Gorffennaf 2023
|
143.3
|
147.0
|
Awst 2023
|
143.7
|
148.0
|
Medi 2023
|
142.8
|
147.1
|
Statws cyllido
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol a nifer y gwerthiannau yn ôl statws cyllido, e.e. Arian Parod/Morgais
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 1995
|
86827.0
|
92198.0
|
Chwefror 1995
|
81391.0
|
86016.0
|
Mawrth 1995
|
81925.0
|
86918.0
|
Ebrill 1995
|
81523.0
|
86700.0
|
Mai 1995
|
82718.0
|
88051.0
|
Mehefin 1995
|
82480.0
|
87436.0
|
Gorffennaf 1995
|
81170.0
|
85910.0
|
Awst 1995
|
82480.0
|
87526.0
|
Medi 1995
|
82042.0
|
87533.0
|
Hydref 1995
|
81725.0
|
86443.0
|
Tachwedd 1995
|
82089.0
|
86361.0
|
Rhagfyr 1995
|
82313.0
|
85662.0
|
Ionawr 1996
|
82299.0
|
85505.0
|
Chwefror 1996
|
81042.0
|
83593.0
|
Mawrth 1996
|
81083.0
|
83172.0
|
Ebrill 1996
|
83910.0
|
86070.0
|
Mai 1996
|
83409.0
|
86016.0
|
Mehefin 1996
|
83059.0
|
85915.0
|
Gorffennaf 1996
|
83811.0
|
87310.0
|
Awst 1996
|
87134.0
|
90971.0
|
Medi 1996
|
89249.0
|
94062.0
|
Hydref 1996
|
86855.0
|
91684.0
|
Tachwedd 1996
|
87124.0
|
91818.0
|
Rhagfyr 1996
|
86949.0
|
91405.0
|
Ionawr 1997
|
88197.0
|
93131.0
|
Chwefror 1997
|
89334.0
|
94423.0
|
Mawrth 1997
|
90180.0
|
94996.0
|
Ebrill 1997
|
91820.0
|
96300.0
|
Mai 1997
|
90789.0
|
95840.0
|
Mehefin 1997
|
91918.0
|
98003.0
|
Gorffennaf 1997
|
90366.0
|
97348.0
|
Awst 1997
|
91673.0
|
99331.0
|
Medi 1997
|
94215.0
|
102308.0
|
Hydref 1997
|
95039.0
|
103143.0
|
Tachwedd 1997
|
95779.0
|
103868.0
|
Rhagfyr 1997
|
96361.0
|
103866.0
|
Ionawr 1998
|
96369.0
|
103128.0
|
Chwefror 1998
|
99139.0
|
104326.0
|
Mawrth 1998
|
100673.0
|
105455.0
|
Ebrill 1998
|
105690.0
|
110837.0
|
Mai 1998
|
107229.0
|
113776.0
|
Mehefin 1998
|
108126.0
|
115071.0
|
Gorffennaf 1998
|
108648.0
|
115817.0
|
Awst 1998
|
109037.0
|
116051.0
|
Medi 1998
|
110081.0
|
118072.0
|
Hydref 1998
|
109009.0
|
116932.0
|
Tachwedd 1998
|
109089.0
|
116578.0
|
Rhagfyr 1998
|
107153.0
|
112836.0
|
Ionawr 1999
|
109609.0
|
114486.0
|
Chwefror 1999
|
110163.0
|
114683.0
|
Mawrth 1999
|
112295.0
|
117544.0
|
Ebrill 1999
|
114827.0
|
121377.0
|
Mai 1999
|
115377.0
|
122498.0
|
Mehefin 1999
|
116057.0
|
123222.0
|
Gorffennaf 1999
|
116481.0
|
123254.0
|
Awst 1999
|
118701.0
|
126157.0
|
Medi 1999
|
122858.0
|
131162.0
|
Hydref 1999
|
124822.0
|
133448.0
|
Tachwedd 1999
|
128598.0
|
137413.0
|
Rhagfyr 1999
|
130590.0
|
138827.0
|
Ionawr 2000
|
130745.0
|
138994.0
|
Chwefror 2000
|
131614.0
|
139633.0
|
Mawrth 2000
|
132758.0
|
141230.0
|
Ebrill 2000
|
137095.0
|
145684.0
|
Mai 2000
|
139700.0
|
148435.0
|
Mehefin 2000
|
140939.0
|
150057.0
|
Gorffennaf 2000
|
143771.0
|
153337.0
|
Awst 2000
|
144106.0
|
153222.0
|
Medi 2000
|
148294.0
|
157552.0
|
Hydref 2000
|
147623.0
|
156309.0
|
Tachwedd 2000
|
150724.0
|
158846.0
|
Rhagfyr 2000
|
148920.0
|
155513.0
|
Ionawr 2001
|
151098.0
|
156524.0
|
Chwefror 2001
|
149851.0
|
154264.0
|
Mawrth 2001
|
150170.0
|
155018.0
|
Ebrill 2001
|
153754.0
|
158805.0
|
Mai 2001
|
157096.0
|
164578.0
|
Mehefin 2001
|
162159.0
|
169909.0
|
Gorffennaf 2001
|
161944.0
|
170881.0
|
Awst 2001
|
165500.0
|
173384.0
|
Medi 2001
|
166919.0
|
173956.0
|
Hydref 2001
|
168334.0
|
174240.0
|
Tachwedd 2001
|
167102.0
|
172966.0
|
Rhagfyr 2001
|
169550.0
|
174711.0
|
Ionawr 2002
|
174769.0
|
179429.0
|
Chwefror 2002
|
179188.0
|
181919.0
|
Mawrth 2002
|
178690.0
|
182079.0
|
Ebrill 2002
|
178479.0
|
181816.0
|
Mai 2002
|
178427.0
|
184237.0
|
Mehefin 2002
|
180484.0
|
186952.0
|
Gorffennaf 2002
|
185066.0
|
194255.0
|
Awst 2002
|
188339.0
|
197898.0
|
Medi 2002
|
189149.0
|
200255.0
|
Hydref 2002
|
187458.0
|
198159.0
|
Tachwedd 2002
|
191320.0
|
203348.0
|
Rhagfyr 2002
|
197127.0
|
209357.0
|
Ionawr 2003
|
198615.0
|
212316.0
|
Chwefror 2003
|
198707.0
|
212001.0
|
Mawrth 2003
|
201547.0
|
214395.0
|
Ebrill 2003
|
203495.0
|
215824.0
|
Mai 2003
|
205100.0
|
218697.0
|
Mehefin 2003
|
204430.0
|
218147.0
|
Gorffennaf 2003
|
208893.0
|
222784.0
|
Awst 2003
|
212215.0
|
225922.0
|
Medi 2003
|
213731.0
|
229355.0
|
Hydref 2003
|
211955.0
|
227939.0
|
Tachwedd 2003
|
210395.0
|
226817.0
|
Rhagfyr 2003
|
214286.0
|
230143.0
|
Ionawr 2004
|
212569.0
|
227680.0
|
Chwefror 2004
|
215731.0
|
228619.0
|
Mawrth 2004
|
214589.0
|
227309.0
|
Ebrill 2004
|
222346.0
|
237788.0
|
Mai 2004
|
218797.0
|
236276.0
|
Mehefin 2004
|
221101.0
|
238875.0
|
Gorffennaf 2004
|
217040.0
|
235314.0
|
Awst 2004
|
223125.0
|
243348.0
|
Medi 2004
|
226987.0
|
248957.0
|
Hydref 2004
|
226950.0
|
247482.0
|
Tachwedd 2004
|
228009.0
|
247014.0
|
Rhagfyr 2004
|
227406.0
|
243840.0
|
Ionawr 2005
|
236462.0
|
250518.0
|
Chwefror 2005
|
236724.0
|
247407.0
|
Mawrth 2005
|
245085.0
|
254778.0
|
Ebrill 2005
|
247901.0
|
255991.0
|
Mai 2005
|
245194.0
|
254008.0
|
Mehefin 2005
|
235702.0
|
244483.0
|
Gorffennaf 2005
|
232409.0
|
243155.0
|
Awst 2005
|
238956.0
|
250476.0
|
Medi 2005
|
242564.0
|
254446.0
|
Hydref 2005
|
244893.0
|
255751.0
|
Tachwedd 2005
|
242289.0
|
252027.0
|
Rhagfyr 2005
|
243545.0
|
252156.0
|
Ionawr 2006
|
242206.0
|
250747.0
|
Chwefror 2006
|
245201.0
|
251884.0
|
Mawrth 2006
|
241291.0
|
247084.0
|
Ebrill 2006
|
245199.0
|
250275.0
|
Mai 2006
|
249814.0
|
256173.0
|
Mehefin 2006
|
256165.0
|
264110.0
|
Gorffennaf 2006
|
254268.0
|
264474.0
|
Awst 2006
|
251385.0
|
264726.0
|
Medi 2006
|
252530.0
|
267565.0
|
Hydref 2006
|
253107.0
|
268111.0
|
Tachwedd 2006
|
253354.0
|
268420.0
|
Rhagfyr 2006
|
250811.0
|
265477.0
|
Ionawr 2007
|
257377.0
|
272352.0
|
Chwefror 2007
|
259975.0
|
274036.0
|
Mawrth 2007
|
261983.0
|
277351.0
|
Ebrill 2007
|
260169.0
|
276609.0
|
Mai 2007
|
266993.0
|
282790.0
|
Mehefin 2007
|
271875.0
|
287345.0
|
Gorffennaf 2007
|
275270.0
|
289907.0
|
Awst 2007
|
272772.0
|
291450.0
|
Medi 2007
|
273739.0
|
293101.0
|
Hydref 2007
|
273156.0
|
293024.0
|
Tachwedd 2007
|
278786.0
|
297054.0
|
Rhagfyr 2007
|
287852.0
|
305500.0
|
Ionawr 2008
|
297685.0
|
315239.0
|
Chwefror 2008
|
299792.0
|
314537.0
|
Mawrth 2008
|
293773.0
|
307155.0
|
Ebrill 2008
|
284172.0
|
296425.0
|
Mai 2008
|
276307.0
|
289059.0
|
Mehefin 2008
|
269990.0
|
282656.0
|
Gorffennaf 2008
|
273012.0
|
286937.0
|
Awst 2008
|
267292.0
|
283626.0
|
Medi 2008
|
268668.0
|
286899.0
|
Hydref 2008
|
258850.0
|
276873.0
|
Tachwedd 2008
|
257153.0
|
272791.0
|
Rhagfyr 2008
|
247009.0
|
262577.0
|
Ionawr 2009
|
237224.0
|
251074.0
|
Chwefror 2009
|
228992.0
|
241419.0
|
Mawrth 2009
|
230847.0
|
239692.0
|
Ebrill 2009
|
231965.0
|
239691.0
|
Mai 2009
|
236128.0
|
245909.0
|
Mehefin 2009
|
233452.0
|
246157.0
|
Gorffennaf 2009
|
239801.0
|
256056.0
|
Awst 2009
|
244609.0
|
264006.0
|
Medi 2009
|
248829.0
|
269214.0
|
Hydref 2009
|
252380.0
|
274498.0
|
Tachwedd 2009
|
251927.0
|
274029.0
|
Rhagfyr 2009
|
249898.0
|
273591.0
|
Ionawr 2010
|
243995.0
|
271264.0
|
Chwefror 2010
|
247855.0
|
276175.0
|
Mawrth 2010
|
253068.0
|
281283.0
|
Ebrill 2010
|
254167.0
|
280247.0
|
Mai 2010
|
248295.0
|
274398.0
|
Mehefin 2010
|
245130.0
|
272765.0
|
Gorffennaf 2010
|
249890.0
|
280838.0
|
Awst 2010
|
258505.0
|
291536.0
|
Medi 2010
|
262048.0
|
295246.0
|
Hydref 2010
|
257324.0
|
286408.0
|
Tachwedd 2010
|
253514.0
|
280797.0
|
Rhagfyr 2010
|
250503.0
|
274901.0
|
Ionawr 2011
|
252979.0
|
275831.0
|
Chwefror 2011
|
251919.0
|
272385.0
|
Mawrth 2011
|
250837.0
|
270162.0
|
Ebrill 2011
|
253849.0
|
272157.0
|
Mai 2011
|
255254.0
|
271445.0
|
Mehefin 2011
|
264105.0
|
282040.0
|
Gorffennaf 2011
|
271295.0
|
290347.0
|
Awst 2011
|
269852.0
|
292366.0
|
Medi 2011
|
271551.0
|
296122.0
|
Hydref 2011
|
263831.0
|
288798.0
|
Tachwedd 2011
|
269855.0
|
293519.0
|
Rhagfyr 2011
|
264979.0
|
286289.0
|
Ionawr 2012
|
266062.0
|
288152.0
|
Chwefror 2012
|
260275.0
|
282475.0
|
Mawrth 2012
|
262702.0
|
285302.0
|
Ebrill 2012
|
262640.0
|
284152.0
|
Mai 2012
|
268787.0
|
291518.0
|
Mehefin 2012
|
271234.0
|
295386.0
|
Gorffennaf 2012
|
277616.0
|
306001.0
|
Awst 2012
|
281008.0
|
312155.0
|
Medi 2012
|
274666.0
|
306839.0
|
Hydref 2012
|
269578.0
|
297155.0
|
Tachwedd 2012
|
262660.0
|
286122.0
|
Rhagfyr 2012
|
270993.0
|
291477.0
|
Ionawr 2013
|
275535.0
|
299265.0
|
Chwefror 2013
|
279835.0
|
305474.0
|
Mawrth 2013
|
277985.0
|
303033.0
|
Ebrill 2013
|
275408.0
|
297286.0
|
Mai 2013
|
278320.0
|
298898.0
|
Mehefin 2013
|
281198.0
|
303869.0
|
Gorffennaf 2013
|
281634.0
|
306393.0
|
Awst 2013
|
278752.0
|
304785.0
|
Medi 2013
|
280173.0
|
305461.0
|
Hydref 2013
|
283755.0
|
307413.0
|
Tachwedd 2013
|
285159.0
|
307379.0
|
Rhagfyr 2013
|
283350.0
|
303907.0
|
Ionawr 2014
|
290376.0
|
311667.0
|
Chwefror 2014
|
294126.0
|
314788.0
|
Mawrth 2014
|
299313.0
|
321170.0
|
Ebrill 2014
|
298290.0
|
318909.0
|
Mai 2014
|
310105.0
|
330418.0
|
Mehefin 2014
|
311497.0
|
331982.0
|
Gorffennaf 2014
|
318448.0
|
341032.0
|
Awst 2014
|
312901.0
|
338873.0
|
Medi 2014
|
316867.0
|
345423.0
|
Hydref 2014
|
321939.0
|
351126.0
|
Tachwedd 2014
|
325329.0
|
355645.0
|
Rhagfyr 2014
|
326839.0
|
355461.0
|
Ionawr 2015
|
323869.0
|
350235.0
|
Chwefror 2015
|
328213.0
|
350114.0
|
Mawrth 2015
|
331718.0
|
352147.0
|
Ebrill 2015
|
329114.0
|
349824.0
|
Mai 2015
|
330027.0
|
352948.0
|
Mehefin 2015
|
335952.0
|
364094.0
|
Gorffennaf 2015
|
348655.0
|
379275.0
|
Awst 2015
|
351399.0
|
384548.0
|
Medi 2015
|
351875.0
|
384724.0
|
Hydref 2015
|
343955.0
|
376936.0
|
Tachwedd 2015
|
350715.0
|
384160.0
|
Rhagfyr 2015
|
354457.0
|
384431.0
|
Ionawr 2016
|
374432.0
|
404615.0
|
Chwefror 2016
|
374044.0
|
405434.0
|
Mawrth 2016
|
377511.0
|
416202.0
|
Ebrill 2016
|
370869.0
|
404989.0
|
Mai 2016
|
380052.0
|
403921.0
|
Mehefin 2016
|
381905.0
|
398694.0
|
Gorffennaf 2016
|
387147.0
|
407228.0
|
Awst 2016
|
382853.0
|
409880.0
|
Medi 2016
|
383980.0
|
411638.0
|
Hydref 2016
|
384108.0
|
409333.0
|
Tachwedd 2016
|
386812.0
|
409889.0
|
Rhagfyr 2016
|
392622.0
|
414094.0
|
Ionawr 2017
|
395150.0
|
414205.0
|
Chwefror 2017
|
391867.0
|
410576.0
|
Mawrth 2017
|
389569.0
|
407818.0
|
Ebrill 2017
|
387000.0
|
408518.0
|
Mai 2017
|
388978.0
|
411316.0
|
Mehefin 2017
|
391963.0
|
416851.0
|
Gorffennaf 2017
|
394178.0
|
419128.0
|
Awst 2017
|
400907.0
|
427074.0
|
Medi 2017
|
401639.0
|
425920.0
|
Hydref 2017
|
410400.0
|
433957.0
|
Tachwedd 2017
|
409475.0
|
433619.0
|
Rhagfyr 2017
|
408374.0
|
433992.0
|
Ionawr 2018
|
406837.0
|
430006.0
|
Chwefror 2018
|
420777.0
|
434436.0
|
Mawrth 2018
|
424724.0
|
438553.0
|
Ebrill 2018
|
416348.0
|
431903.0
|
Mai 2018
|
399710.0
|
424404.0
|
Mehefin 2018
|
398686.0
|
423402.0
|
Gorffennaf 2018
|
406713.0
|
433101.0
|
Awst 2018
|
414488.0
|
437827.0
|
Medi 2018
|
412848.0
|
435984.0
|
Hydref 2018
|
408034.0
|
429391.0
|
Tachwedd 2018
|
399770.0
|
426062.0
|
Rhagfyr 2018
|
395375.0
|
420638.0
|
Ionawr 2019
|
399306.0
|
424594.0
|
Chwefror 2019
|
413164.0
|
428726.0
|
Mawrth 2019
|
426069.0
|
438494.0
|
Ebrill 2019
|
422855.0
|
434171.0
|
Mai 2019
|
417057.0
|
433540.0
|
Mehefin 2019
|
410114.0
|
430175.0
|
Gorffennaf 2019
|
412169.0
|
430270.0
|
Awst 2019
|
408585.0
|
427077.0
|
Medi 2019
|
410258.0
|
425371.0
|
Hydref 2019
|
412142.0
|
429718.0
|
Tachwedd 2019
|
411269.0
|
432981.0
|
Rhagfyr 2019
|
404334.0
|
432285.0
|
Ionawr 2020
|
413906.0
|
438252.0
|
Chwefror 2020
|
416371.0
|
438668.0
|
Mawrth 2020
|
423434.0
|
439787.0
|
Ebrill 2020
|
422678.0
|
439739.0
|
Mai 2020
|
426934.0
|
437692.0
|
Mehefin 2020
|
431797.0
|
448102.0
|
Gorffennaf 2020
|
423721.0
|
443141.0
|
Awst 2020
|
426235.0
|
450248.0
|
Medi 2020
|
427002.0
|
448897.0
|
Hydref 2020
|
428870.0
|
456264.0
|
Tachwedd 2020
|
423040.0
|
456051.0
|
Rhagfyr 2020
|
415309.0
|
452114.0
|
Ionawr 2021
|
403630.0
|
442464.0
|
Chwefror 2021
|
407659.0
|
445840.0
|
Mawrth 2021
|
416799.0
|
452813.0
|
Ebrill 2021
|
426065.0
|
457276.0
|
Mai 2021
|
427886.0
|
458463.0
|
Mehefin 2021
|
425221.0
|
462615.0
|
Gorffennaf 2021
|
427761.0
|
464585.0
|
Awst 2021
|
422841.0
|
466318.0
|
Medi 2021
|
425676.0
|
470066.0
|
Hydref 2021
|
423772.0
|
478845.0
|
Tachwedd 2021
|
425740.0
|
478609.0
|
Rhagfyr 2021
|
425285.0
|
481959.0
|
Ionawr 2022
|
428151.0
|
485284.0
|
Chwefror 2022
|
431321.0
|
487197.0
|
Mawrth 2022
|
428519.0
|
477827.0
|
Ebrill 2022
|
431271.0
|
479691.0
|
Mai 2022
|
435935.0
|
489052.0
|
Mehefin 2022
|
446914.0
|
505258.0
|
Gorffennaf 2022
|
448951.0
|
508949.0
|
Awst 2022
|
456638.0
|
518394.0
|
Medi 2022
|
453769.0
|
515602.0
|
Hydref 2022
|
462507.0
|
527703.0
|
Tachwedd 2022
|
461831.0
|
523620.0
|
Rhagfyr 2022
|
463172.0
|
525824.0
|
Ionawr 2023
|
465049.0
|
522712.0
|
Chwefror 2023
|
474121.0
|
527695.0
|
Mawrth 2023
|
481651.0
|
525965.0
|
Ebrill 2023
|
481403.0
|
518658.0
|
Mai 2023
|
473750.0
|
508958.0
|
Mehefin 2023
|
473918.0
|
513224.0
|
Gorffennaf 2023
|
466522.0
|
512889.0
|
Awst 2023
|
462881.0
|
515749.0
|
Medi 2023
|
456863.0
|
512726.0
|
Dyddiad
|
Adeilad newydd
|
Eiddo presennol
|
Ionawr 1995
|
|
|
Chwefror 1995
|
|
|
Mawrth 1995
|
|
|
Ebrill 1995
|
|
|
Mai 1995
|
|
|
Mehefin 1995
|
|
|
Gorffennaf 1995
|
|
|
Awst 1995
|
|
|
Medi 1995
|
|
|
Hydref 1995
|
|
|
Tachwedd 1995
|
|
|
Rhagfyr 1995
|
|
|
Ionawr 1996
|
-5.2
|
-7.3
|
Chwefror 1996
|
-0.4
|
-2.8
|
Mawrth 1996
|
-1.0
|
-4.3
|
Ebrill 1996
|
2.9
|
-0.7
|
Mai 1996
|
0.8
|
-2.3
|
Mehefin 1996
|
0.7
|
-1.7
|
Gorffennaf 1996
|
3.2
|
1.6
|
Awst 1996
|
5.6
|
3.9
|
Medi 1996
|
8.8
|
7.5
|
Hydref 1996
|
6.3
|
6.1
|
Tachwedd 1996
|
6.1
|
6.3
|
Rhagfyr 1996
|
5.6
|
6.7
|
Ionawr 1997
|
7.2
|
8.9
|
Chwefror 1997
|
10.2
|
13.0
|
Mawrth 1997
|
11.2
|
14.2
|
Ebrill 1997
|
9.4
|
11.9
|
Mai 1997
|
8.8
|
11.4
|
Mehefin 1997
|
10.7
|
14.1
|
Gorffennaf 1997
|
7.8
|
11.5
|
Awst 1997
|
5.2
|
9.2
|
Medi 1997
|
5.6
|
8.8
|
Hydref 1997
|
9.4
|
12.5
|
Tachwedd 1997
|
9.9
|
13.1
|
Rhagfyr 1997
|
10.8
|
13.6
|
Ionawr 1998
|
9.3
|
10.7
|
Chwefror 1998
|
11.0
|
10.5
|
Mawrth 1998
|
11.6
|
11.0
|
Ebrill 1998
|
15.1
|
15.1
|
Mai 1998
|
18.1
|
18.7
|
Mehefin 1998
|
17.6
|
17.4
|
Gorffennaf 1998
|
20.2
|
19.0
|
Awst 1998
|
18.9
|
16.8
|
Medi 1998
|
16.8
|
15.4
|
Hydref 1998
|
14.7
|
13.4
|
Tachwedd 1998
|
13.9
|
12.2
|
Rhagfyr 1998
|
11.2
|
8.6
|
Ionawr 1999
|
13.7
|
11.0
|
Chwefror 1999
|
11.1
|
9.9
|
Mawrth 1999
|
11.5
|
11.5
|
Ebrill 1999
|
8.6
|
9.5
|
Mai 1999
|
7.6
|
7.7
|
Mehefin 1999
|
7.3
|
7.1
|
Gorffennaf 1999
|
7.2
|
6.4
|
Awst 1999
|
8.9
|
8.7
|
Medi 1999
|
11.6
|
11.1
|
Hydref 1999
|
14.5
|
14.1
|
Tachwedd 1999
|
17.9
|
17.9
|
Rhagfyr 1999
|
21.9
|
23.0
|
Ionawr 2000
|
19.3
|
21.4
|
Chwefror 2000
|
19.5
|
21.8
|
Mawrth 2000
|
18.2
|
20.2
|
Ebrill 2000
|
19.4
|
20.0
|
Mai 2000
|
21.1
|
21.2
|
Mehefin 2000
|
21.4
|
21.8
|
Gorffennaf 2000
|
23.4
|
24.4
|
Awst 2000
|
21.4
|
21.4
|
Medi 2000
|
20.7
|
20.1
|
Hydref 2000
|
18.3
|
17.1
|
Tachwedd 2000
|
17.2
|
15.6
|
Rhagfyr 2000
|
14.0
|
12.0
|
Ionawr 2001
|
15.6
|
12.6
|
Chwefror 2001
|
13.9
|
10.5
|
Mawrth 2001
|
13.1
|
9.8
|
Ebrill 2001
|
12.2
|
9.0
|
Mai 2001
|
12.4
|
10.9
|
Mehefin 2001
|
15.1
|
13.2
|
Gorffennaf 2001
|
12.6
|
11.4
|
Awst 2001
|
14.8
|
13.2
|
Medi 2001
|
12.6
|
10.4
|
Hydref 2001
|
14.0
|
11.5
|
Tachwedd 2001
|
10.9
|
8.9
|
Rhagfyr 2001
|
13.8
|
12.3
|
Ionawr 2002
|
15.7
|
14.6
|
Chwefror 2002
|
19.6
|
17.9
|
Mawrth 2002
|
19.0
|
17.5
|
Ebrill 2002
|
16.1
|
14.5
|
Mai 2002
|
13.6
|
12.0
|
Mehefin 2002
|
11.3
|
10.0
|
Gorffennaf 2002
|
14.3
|
13.7
|
Awst 2002
|
13.8
|
14.1
|
Medi 2002
|
13.3
|
15.1
|
Hydref 2002
|
11.4
|
13.7
|
Tachwedd 2002
|
14.5
|
17.6
|
Rhagfyr 2002
|
16.3
|
19.8
|
Ionawr 2003
|
13.6
|
18.3
|
Chwefror 2003
|
10.9
|
16.5
|
Mawrth 2003
|
12.8
|
17.8
|
Ebrill 2003
|
14.0
|
18.7
|
Mai 2003
|
15.0
|
18.7
|
Mehefin 2003
|
13.3
|
16.7
|
Gorffennaf 2003
|
12.9
|
14.7
|
Awst 2003
|
12.7
|
14.2
|
Medi 2003
|
13.0
|
14.5
|
Hydref 2003
|
13.1
|
15.0
|
Tachwedd 2003
|
10.0
|
11.5
|
Rhagfyr 2003
|
8.7
|
9.9
|
Ionawr 2004
|
7.0
|
7.2
|
Chwefror 2004
|
8.6
|
7.8
|
Mawrth 2004
|
6.5
|
6.0
|
Ebrill 2004
|
9.3
|
10.2
|
Mai 2004
|
6.7
|
8.0
|
Mehefin 2004
|
8.2
|
9.5
|
Gorffennaf 2004
|
3.9
|
5.6
|
Awst 2004
|
5.1
|
7.7
|
Medi 2004
|
6.2
|
8.6
|
Hydref 2004
|
7.1
|
8.6
|
Tachwedd 2004
|
8.4
|
8.9
|
Rhagfyr 2004
|
6.1
|
6.0
|
Ionawr 2005
|
11.2
|
10.0
|
Chwefror 2005
|
9.7
|
8.2
|
Mawrth 2005
|
14.2
|
12.1
|
Ebrill 2005
|
11.5
|
7.7
|
Mai 2005
|
12.1
|
7.5
|
Mehefin 2005
|
6.6
|
2.4
|
Gorffennaf 2005
|
7.1
|
3.3
|
Awst 2005
|
7.1
|
2.9
|
Medi 2005
|
6.9
|
2.2
|
Hydref 2005
|
7.9
|
3.3
|
Tachwedd 2005
|
6.3
|
2.0
|
Rhagfyr 2005
|
7.1
|
3.4
|
Ionawr 2006
|
2.4
|
0.1
|
Chwefror 2006
|
3.6
|
1.8
|
Mawrth 2006
|
-1.6
|
-3.0
|
Ebrill 2006
|
-1.1
|
-2.2
|
Mai 2006
|
1.9
|
0.8
|
Mehefin 2006
|
8.7
|
8.0
|
Gorffennaf 2006
|
9.4
|
8.8
|
Awst 2006
|
5.2
|
5.7
|
Medi 2006
|
4.1
|
5.2
|
Hydref 2006
|
3.4
|
4.8
|
Tachwedd 2006
|
4.6
|
6.5
|
Rhagfyr 2006
|
3.0
|
5.3
|
Ionawr 2007
|
6.3
|
8.6
|
Chwefror 2007
|
6.0
|
8.8
|
Mawrth 2007
|
8.6
|
12.2
|
Ebrill 2007
|
6.1
|
10.5
|
Mai 2007
|
6.9
|
10.4
|
Mehefin 2007
|
6.1
|
8.8
|
Gorffennaf 2007
|
8.3
|
9.6
|
Awst 2007
|
8.5
|
10.1
|
Medi 2007
|
8.4
|
9.5
|
Hydref 2007
|
7.9
|
9.3
|
Tachwedd 2007
|
10.0
|
10.7
|
Rhagfyr 2007
|
14.8
|
15.1
|
Ionawr 2008
|
15.7
|
15.8
|
Chwefror 2008
|
15.3
|
14.8
|
Mawrth 2008
|
12.1
|
10.8
|
Ebrill 2008
|
9.2
|
7.2
|
Mai 2008
|
3.5
|
2.2
|
Mehefin 2008
|
-0.7
|
-1.6
|
Gorffennaf 2008
|
-0.8
|
-1.0
|
Awst 2008
|
-2.0
|
-2.7
|
Medi 2008
|
-1.8
|
-2.1
|
Hydref 2008
|
-5.2
|
-5.5
|
Tachwedd 2008
|
-7.8
|
-8.2
|
Rhagfyr 2008
|
-14.2
|
-14.0
|
Ionawr 2009
|
-20.3
|
-20.4
|
Chwefror 2009
|
-23.6
|
-23.2
|
Mawrth 2009
|
-21.4
|
-22.0
|
Ebrill 2009
|
-18.4
|
-19.1
|
Mai 2009
|
-14.5
|
-14.9
|
Mehefin 2009
|
-13.5
|
-12.9
|
Gorffennaf 2009
|
-12.2
|
-10.8
|
Awst 2009
|
-8.5
|
-6.9
|
Medi 2009
|
-7.4
|
-6.2
|
Hydref 2009
|
-2.5
|
-0.9
|
Tachwedd 2009
|
-2.0
|
0.4
|
Rhagfyr 2009
|
1.2
|
4.2
|
Ionawr 2010
|
2.8
|
8.0
|
Chwefror 2010
|
8.2
|
14.4
|
Mawrth 2010
|
9.6
|
17.4
|
Ebrill 2010
|
9.6
|
16.9
|
Mai 2010
|
5.2
|
11.6
|
Mehefin 2010
|
5.0
|
10.8
|
Gorffennaf 2010
|
4.2
|
9.7
|
Awst 2010
|
5.7
|
10.4
|
Medi 2010
|
5.3
|
9.7
|
Hydref 2010
|
2.0
|
4.3
|
Tachwedd 2010
|
0.6
|
2.5
|
Rhagfyr 2010
|
0.2
|
0.5
|
Ionawr 2011
|
3.7
|
1.7
|
Chwefror 2011
|
1.6
|
-1.4
|
Mawrth 2011
|
-0.9
|
-4.0
|
Ebrill 2011
|
-0.1
|
-2.9
|
Mai 2011
|
2.8
|
-1.1
|
Mehefin 2011
|
7.7
|
3.4
|
Gorffennaf 2011
|
8.6
|
3.4
|
Awst 2011
|
4.4
|
0.3
|
Medi 2011
|
3.6
|
0.3
|
Hydref 2011
|
2.5
|
0.8
|
Tachwedd 2011
|
6.4
|
4.5
|
Rhagfyr 2011
|
5.8
|
4.1
|
Ionawr 2012
|
5.2
|
4.5
|
Chwefror 2012
|
3.3
|
3.7
|
Mawrth 2012
|
4.7
|
5.6
|
Ebrill 2012
|
3.5
|
4.4
|
Mai 2012
|
5.3
|
7.4
|
Mehefin 2012
|
2.7
|
4.7
|
Gorffennaf 2012
|
2.3
|
5.4
|
Awst 2012
|
4.1
|
6.8
|
Medi 2012
|
1.2
|
3.6
|
Hydref 2012
|
2.2
|
2.9
|
Tachwedd 2012
|
-2.7
|
-2.5
|
Rhagfyr 2012
|
2.3
|
1.8
|
Ionawr 2013
|
3.6
|
3.9
|
Chwefror 2013
|
7.5
|
8.1
|
Mawrth 2013
|
5.8
|
6.2
|
Ebrill 2013
|
4.9
|
4.6
|
Mai 2013
|
3.6
|
2.5
|
Mehefin 2013
|
3.7
|
2.9
|
Gorffennaf 2013
|
1.4
|
0.1
|
Awst 2013
|
-0.8
|
-2.4
|
Medi 2013
|
2.0
|
-0.4
|
Hydref 2013
|
5.3
|
3.4
|
Tachwedd 2013
|
8.6
|
7.4
|
Rhagfyr 2013
|
4.6
|
4.3
|
Ionawr 2014
|
5.4
|
4.1
|
Chwefror 2014
|
5.1
|
3.0
|
Mawrth 2014
|
7.7
|
6.0
|
Ebrill 2014
|
8.3
|
7.3
|
Mai 2014
|
11.4
|
10.6
|
Mehefin 2014
|
10.8
|
9.2
|
Gorffennaf 2014
|
13.1
|
11.3
|
Awst 2014
|
12.2
|
11.2
|
Medi 2014
|
13.1
|
13.1
|
Hydref 2014
|
13.5
|
14.2
|
Tachwedd 2014
|
14.1
|
15.7
|
Rhagfyr 2014
|
15.4
|
17.0
|
Ionawr 2015
|
11.5
|
12.4
|
Chwefror 2015
|
11.6
|
11.2
|
Mawrth 2015
|
10.8
|
9.6
|
Ebrill 2015
|
10.3
|
9.7
|
Mai 2015
|
6.4
|
6.8
|
Mehefin 2015
|
7.8
|
9.7
|
Gorffennaf 2015
|
9.5
|
11.2
|
Awst 2015
|
12.3
|
13.5
|
Medi 2015
|
11.0
|
11.4
|
Hydref 2015
|
6.8
|
7.4
|
Tachwedd 2015
|
7.8
|
8.0
|
Rhagfyr 2015
|
8.4
|
8.2
|
Ionawr 2016
|
15.6
|
15.5
|
Chwefror 2016
|
14.0
|
15.8
|
Mawrth 2016
|
13.8
|
18.2
|
Ebrill 2016
|
12.7
|
15.8
|
Mai 2016
|
15.2
|
14.4
|
Mehefin 2016
|
13.7
|
9.5
|
Gorffennaf 2016
|
11.0
|
7.4
|
Awst 2016
|
9.0
|
6.6
|
Medi 2016
|
9.1
|
7.0
|
Hydref 2016
|
11.7
|
8.6
|
Tachwedd 2016
|
10.3
|
6.7
|
Rhagfyr 2016
|
10.8
|
7.7
|
Ionawr 2017
|
5.5
|
2.4
|
Chwefror 2017
|
4.8
|
1.3
|
Mawrth 2017
|
3.2
|
-2.0
|
Ebrill 2017
|
1.6
|
1.4
|
Mai 2017
|
1.3
|
2.8
|
Mehefin 2017
|
2.6
|
4.6
|
Gorffennaf 2017
|
1.8
|
2.9
|
Awst 2017
|
4.7
|
4.2
|
Medi 2017
|
4.6
|
3.5
|
Hydref 2017
|
6.8
|
6.0
|
Tachwedd 2017
|
5.9
|
5.8
|
Rhagfyr 2017
|
4.0
|
4.8
|
Ionawr 2018
|
3.0
|
3.8
|
Chwefror 2018
|
7.4
|
5.8
|
Mawrth 2018
|
9.0
|
7.5
|
Ebrill 2018
|
7.6
|
5.7
|
Mai 2018
|
2.8
|
3.2
|
Mehefin 2018
|
1.7
|
1.6
|
Gorffennaf 2018
|
3.2
|
3.3
|
Awst 2018
|
3.4
|
2.5
|
Medi 2018
|
2.8
|
2.4
|
Hydref 2018
|
-0.6
|
-1.0
|
Tachwedd 2018
|
-2.4
|
-1.7
|
Rhagfyr 2018
|
-3.2
|
-3.1
|
Ionawr 2019
|
-1.8
|
-1.3
|
Chwefror 2019
|
-1.8
|
-1.3
|
Mawrth 2019
|
0.3
|
-0.0
|
Ebrill 2019
|
1.6
|
0.5
|
Mai 2019
|
4.3
|
2.2
|
Mehefin 2019
|
2.9
|
1.6
|
Gorffennaf 2019
|
1.3
|
-0.6
|
Awst 2019
|
-1.4
|
-2.5
|
Medi 2019
|
-0.6
|
-2.4
|
Hydref 2019
|
1.0
|
0.1
|
Tachwedd 2019
|
2.9
|
1.6
|
Rhagfyr 2019
|
2.3
|
2.8
|
Ionawr 2020
|
3.7
|
3.2
|
Chwefror 2020
|
0.8
|
2.3
|
Mawrth 2020
|
-0.6
|
0.3
|
Ebrill 2020
|
-0.0
|
1.3
|
Mai 2020
|
2.4
|
1.0
|
Mehefin 2020
|
5.3
|
4.2
|
Gorffennaf 2020
|
2.8
|
3.0
|
Awst 2020
|
4.3
|
5.4
|
Medi 2020
|
4.1
|
5.5
|
Hydref 2020
|
4.1
|
6.2
|
Tachwedd 2020
|
2.9
|
5.3
|
Rhagfyr 2020
|
2.7
|
4.6
|
Ionawr 2021
|
-2.5
|
1.0
|
Chwefror 2021
|
-2.1
|
1.6
|
Mawrth 2021
|
-1.6
|
3.0
|
Ebrill 2021
|
0.8
|
4.0
|
Mai 2021
|
0.2
|
4.7
|
Mehefin 2021
|
-1.5
|
3.2
|
Gorffennaf 2021
|
1.0
|
4.8
|
Awst 2021
|
-0.8
|
3.6
|
Medi 2021
|
-0.3
|
4.7
|
Hydref 2021
|
-1.2
|
4.9
|
Tachwedd 2021
|
0.6
|
4.9
|
Rhagfyr 2021
|
2.4
|
6.6
|
Ionawr 2022
|
6.1
|
9.7
|
Chwefror 2022
|
5.8
|
9.3
|
Mawrth 2022
|
2.8
|
5.5
|
Ebrill 2022
|
1.2
|
4.9
|
Mai 2022
|
1.9
|
6.7
|
Mehefin 2022
|
5.1
|
9.2
|
Gorffennaf 2022
|
5.0
|
9.5
|
Awst 2022
|
8.0
|
11.2
|
Medi 2022
|
6.6
|
9.7
|
Hydref 2022
|
9.1
|
10.2
|
Tachwedd 2022
|
8.5
|
9.4
|
Rhagfyr 2022
|
8.9
|
9.1
|
Ionawr 2023
|
8.6
|
7.7
|
Chwefror 2023
|
9.9
|
8.3
|
Mawrth 2023
|
12.4
|
10.1
|
Ebrill 2023
|
11.6
|
8.1
|
Mai 2023
|
8.7
|
4.1
|
Mehefin 2023
|
6.0
|
1.6
|
Gorffennaf 2023
|
3.9
|
0.8
|
Awst 2023
|
1.4
|
-0.5
|
Medi 2023
|
0.7
|
-0.6
|
Dyddiad
|
Adeilad newydd
|
Eiddo presennol
|
Ionawr 1995
|
|
|
Chwefror 1995
|
-6.3
|
-6.7
|
Mawrth 1995
|
0.7
|
1.0
|
Ebrill 1995
|
-0.5
|
-0.2
|
Mai 1995
|
1.5
|
1.6
|
Mehefin 1995
|
-0.3
|
-0.7
|
Gorffennaf 1995
|
-1.6
|
-1.8
|
Awst 1995
|
1.6
|
1.9
|
Medi 1995
|
-0.5
|
0.0
|
Hydref 1995
|
-0.4
|
-1.2
|
Tachwedd 1995
|
0.4
|
-0.1
|
Rhagfyr 1995
|
0.3
|
-0.8
|
Ionawr 1996
|
-0.0
|
-0.2
|
Chwefror 1996
|
-1.5
|
-2.2
|
Mawrth 1996
|
0.1
|
-0.5
|
Ebrill 1996
|
3.5
|
3.5
|
Mai 1996
|
-0.6
|
-0.1
|
Mehefin 1996
|
-0.4
|
-0.1
|
Gorffennaf 1996
|
0.9
|
1.6
|
Awst 1996
|
4.0
|
4.2
|
Medi 1996
|
2.4
|
3.4
|
Hydref 1996
|
-2.7
|
-2.5
|
Tachwedd 1996
|
0.3
|
0.2
|
Rhagfyr 1996
|
-0.2
|
-0.4
|
Ionawr 1997
|
1.4
|
1.9
|
Chwefror 1997
|
1.3
|
1.4
|
Mawrth 1997
|
1.0
|
0.6
|
Ebrill 1997
|
1.8
|
1.4
|
Mai 1997
|
-1.1
|
-0.5
|
Mehefin 1997
|
1.2
|
2.3
|
Gorffennaf 1997
|
-1.7
|
-0.7
|
Awst 1997
|
1.4
|
2.0
|
Medi 1997
|
2.8
|
3.0
|
Hydref 1997
|
0.9
|
0.8
|
Tachwedd 1997
|
0.8
|
0.7
|
Rhagfyr 1997
|
0.6
|
0.0
|
Ionawr 1998
|
0.0
|
-0.7
|
Chwefror 1998
|
2.9
|
1.2
|
Mawrth 1998
|
1.6
|
1.1
|
Ebrill 1998
|
5.0
|
5.1
|
Mai 1998
|
1.5
|
2.6
|
Mehefin 1998
|
0.8
|
1.1
|
Gorffennaf 1998
|
0.5
|
0.6
|
Awst 1998
|
0.4
|
0.2
|
Medi 1998
|
1.0
|
1.7
|
Hydref 1998
|
-1.0
|
-1.0
|
Tachwedd 1998
|
0.1
|
-0.3
|
Rhagfyr 1998
|
-1.8
|
-3.2
|
Ionawr 1999
|
2.3
|
1.5
|
Chwefror 1999
|
0.5
|
0.2
|
Mawrth 1999
|
1.9
|
2.5
|
Ebrill 1999
|
2.3
|
3.3
|
Mai 1999
|
0.5
|
0.9
|
Mehefin 1999
|
0.6
|
0.6
|
Gorffennaf 1999
|
0.4
|
0.0
|
Awst 1999
|
1.9
|
2.4
|
Medi 1999
|
3.5
|
4.0
|
Hydref 1999
|
1.6
|
1.7
|
Tachwedd 1999
|
3.0
|
3.0
|
Rhagfyr 1999
|
1.6
|
1.0
|
Ionawr 2000
|
0.1
|
0.1
|
Chwefror 2000
|
0.7
|
0.5
|
Mawrth 2000
|
0.9
|
1.1
|
Ebrill 2000
|
3.3
|
3.2
|
Mai 2000
|
1.9
|
1.9
|
Mehefin 2000
|
0.9
|
1.1
|
Gorffennaf 2000
|
2.0
|
2.2
|
Awst 2000
|
0.2
|
-0.1
|
Medi 2000
|
2.9
|
2.8
|
Hydref 2000
|
-0.4
|
-0.8
|
Tachwedd 2000
|
2.1
|
1.6
|
Rhagfyr 2000
|
-1.2
|
-2.1
|
Ionawr 2001
|
1.5
|
0.6
|
Chwefror 2001
|
-0.8
|
-1.4
|
Mawrth 2001
|
0.2
|
0.5
|
Ebrill 2001
|
2.4
|
2.4
|
Mai 2001
|
2.2
|
3.6
|
Mehefin 2001
|
3.2
|
3.2
|
Gorffennaf 2001
|
-0.1
|
0.6
|
Awst 2001
|
2.2
|
1.5
|
Medi 2001
|
0.9
|
0.3
|
Hydref 2001
|
0.8
|
0.2
|
Tachwedd 2001
|
-0.7
|
-0.7
|
Rhagfyr 2001
|
1.5
|
1.0
|
Ionawr 2002
|
3.1
|
2.7
|
Chwefror 2002
|
2.5
|
1.4
|
Mawrth 2002
|
-0.3
|
0.1
|
Ebrill 2002
|
-0.1
|
-0.1
|
Mai 2002
|
-0.0
|
1.3
|
Mehefin 2002
|
1.2
|
1.5
|
Gorffennaf 2002
|
2.5
|
3.9
|
Awst 2002
|
1.8
|
1.9
|
Medi 2002
|
0.4
|
1.2
|
Hydref 2002
|
-0.9
|
-1.0
|
Tachwedd 2002
|
2.1
|
2.6
|
Rhagfyr 2002
|
3.0
|
3.0
|
Ionawr 2003
|
0.8
|
1.4
|
Chwefror 2003
|
0.1
|
-0.2
|
Mawrth 2003
|
1.4
|
1.1
|
Ebrill 2003
|
1.0
|
0.7
|
Mai 2003
|
0.8
|
1.3
|
Mehefin 2003
|
-0.3
|
-0.2
|
Gorffennaf 2003
|
2.2
|
2.1
|
Awst 2003
|
1.6
|
1.4
|
Medi 2003
|
0.7
|
1.5
|
Hydref 2003
|
-0.8
|
-0.6
|
Tachwedd 2003
|
-0.7
|
-0.5
|
Rhagfyr 2003
|
1.8
|
1.5
|
Ionawr 2004
|
-0.8
|
-1.1
|
Chwefror 2004
|
1.5
|
0.4
|
Mawrth 2004
|
-0.5
|
-0.6
|
Ebrill 2004
|
3.6
|
4.6
|
Mai 2004
|
-1.6
|
-0.6
|
Mehefin 2004
|
1.0
|
1.1
|
Gorffennaf 2004
|
-1.8
|
-1.5
|
Awst 2004
|
2.8
|
3.4
|
Medi 2004
|
1.7
|
2.3
|
Hydref 2004
|
-0.0
|
-0.6
|
Tachwedd 2004
|
0.5
|
-0.2
|
Rhagfyr 2004
|
-0.3
|
-1.3
|
Ionawr 2005
|
4.0
|
2.7
|
Chwefror 2005
|
0.1
|
-1.2
|
Mawrth 2005
|
3.5
|
3.0
|
Ebrill 2005
|
1.2
|
0.5
|
Mai 2005
|
-1.1
|
-0.8
|
Mehefin 2005
|
-3.9
|
-3.8
|
Gorffennaf 2005
|
-1.4
|
-0.5
|
Awst 2005
|
2.8
|
3.0
|
Medi 2005
|
1.5
|
1.6
|
Hydref 2005
|
1.0
|
0.5
|
Tachwedd 2005
|
-1.1
|
-1.5
|
Rhagfyr 2005
|
0.5
|
0.1
|
Ionawr 2006
|
-0.6
|
-0.6
|
Chwefror 2006
|
1.2
|
0.4
|
Mawrth 2006
|
-1.6
|
-1.9
|
Ebrill 2006
|
1.6
|
1.3
|
Mai 2006
|
1.9
|
2.4
|
Mehefin 2006
|
2.5
|
3.1
|
Gorffennaf 2006
|
-0.7
|
0.1
|
Awst 2006
|
-1.1
|
0.1
|
Medi 2006
|
0.5
|
1.1
|
Hydref 2006
|
0.2
|
0.2
|
Tachwedd 2006
|
0.1
|
0.1
|
Rhagfyr 2006
|
-1.0
|
-1.1
|
Ionawr 2007
|
2.6
|
2.6
|
Chwefror 2007
|
1.0
|
0.6
|
Mawrth 2007
|
0.8
|
1.2
|
Ebrill 2007
|
-0.7
|
-0.3
|
Mai 2007
|
2.6
|
2.2
|
Mehefin 2007
|
1.8
|
1.6
|
Gorffennaf 2007
|
1.2
|
0.9
|
Awst 2007
|
-0.9
|
0.5
|
Medi 2007
|
0.4
|
0.6
|
Hydref 2007
|
-0.2
|
-0.0
|
Tachwedd 2007
|
2.1
|
1.4
|
Rhagfyr 2007
|
3.2
|
2.8
|
Ionawr 2008
|
3.4
|
3.2
|
Chwefror 2008
|
0.7
|
-0.2
|
Mawrth 2008
|
-2.0
|
-2.4
|
Ebrill 2008
|
-3.3
|
-3.5
|
Mai 2008
|
-2.8
|
-2.5
|
Mehefin 2008
|
-2.3
|
-2.2
|
Gorffennaf 2008
|
1.1
|
1.5
|
Awst 2008
|
-2.1
|
-1.2
|
Medi 2008
|
0.5
|
1.2
|
Hydref 2008
|
-3.6
|
-3.5
|
Tachwedd 2008
|
-0.7
|
-1.5
|
Rhagfyr 2008
|
-3.9
|
-3.7
|
Ionawr 2009
|
-4.0
|
-4.4
|
Chwefror 2009
|
-3.5
|
-3.8
|
Mawrth 2009
|
0.8
|
-0.7
|
Ebrill 2009
|
0.5
|
0.0
|
Mai 2009
|
1.8
|
2.6
|
Mehefin 2009
|
-1.1
|
0.1
|
Gorffennaf 2009
|
2.7
|
4.0
|
Awst 2009
|
2.0
|
3.1
|
Medi 2009
|
1.7
|
2.0
|
Hydref 2009
|
1.4
|
2.0
|
Tachwedd 2009
|
-0.2
|
-0.2
|
Rhagfyr 2009
|
-0.8
|
-0.2
|
Ionawr 2010
|
-2.4
|
-0.8
|
Chwefror 2010
|
1.6
|
1.8
|
Mawrth 2010
|
2.1
|
1.8
|
Ebrill 2010
|
0.4
|
-0.4
|
Mai 2010
|
-2.3
|
-2.1
|
Mehefin 2010
|
-1.3
|
-0.6
|
Gorffennaf 2010
|
1.9
|
3.0
|
Awst 2010
|
3.4
|
3.8
|
Medi 2010
|
1.4
|
1.3
|
Hydref 2010
|
-1.8
|
-3.0
|
Tachwedd 2010
|
-1.5
|
-2.0
|
Rhagfyr 2010
|
-1.2
|
-2.1
|
Ionawr 2011
|
1.0
|
0.3
|
Chwefror 2011
|
-0.4
|
-1.2
|
Mawrth 2011
|
-0.4
|
-0.8
|
Ebrill 2011
|
1.2
|
0.7
|
Mai 2011
|
0.6
|
-0.3
|
Mehefin 2011
|
3.5
|
3.9
|
Gorffennaf 2011
|
2.7
|
3.0
|
Awst 2011
|
-0.5
|
0.7
|
Medi 2011
|
0.6
|
1.3
|
Hydref 2011
|
-2.8
|
-2.5
|
Tachwedd 2011
|
2.3
|
1.6
|
Rhagfyr 2011
|
-1.8
|
-2.5
|
Ionawr 2012
|
0.4
|
0.6
|
Chwefror 2012
|
-2.2
|
-2.0
|
Mawrth 2012
|
0.9
|
1.0
|
Ebrill 2012
|
-0.0
|
-0.4
|
Mai 2012
|
2.3
|
2.6
|
Mehefin 2012
|
0.9
|
1.3
|
Gorffennaf 2012
|
2.4
|
3.6
|
Awst 2012
|
1.2
|
2.0
|
Medi 2012
|
-2.3
|
-1.7
|
Hydref 2012
|
-1.8
|
-3.2
|
Tachwedd 2012
|
-2.6
|
-3.7
|
Rhagfyr 2012
|
3.2
|
1.9
|
Ionawr 2013
|
1.7
|
2.7
|
Chwefror 2013
|
1.6
|
2.1
|
Mawrth 2013
|
-0.7
|
-0.8
|
Ebrill 2013
|
-0.9
|
-1.9
|
Mai 2013
|
1.1
|
0.5
|
Mehefin 2013
|
1.0
|
1.7
|
Gorffennaf 2013
|
0.2
|
0.8
|
Awst 2013
|
-1.0
|
-0.5
|
Medi 2013
|
0.5
|
0.2
|
Hydref 2013
|
1.3
|
0.6
|
Tachwedd 2013
|
0.5
|
-0.0
|
Rhagfyr 2013
|
-0.6
|
-1.1
|
Ionawr 2014
|
2.5
|
2.6
|
Chwefror 2014
|
1.3
|
1.0
|
Mawrth 2014
|
1.8
|
2.0
|
Ebrill 2014
|
-0.3
|
-0.7
|
Mai 2014
|
4.0
|
3.6
|
Mehefin 2014
|
0.4
|
0.5
|
Gorffennaf 2014
|
2.2
|
2.7
|
Awst 2014
|
-1.7
|
-0.6
|
Medi 2014
|
1.3
|
1.9
|
Hydref 2014
|
1.6
|
1.6
|
Tachwedd 2014
|
1.0
|
1.3
|
Rhagfyr 2014
|
0.5
|
-0.1
|
Ionawr 2015
|
-0.9
|
-1.5
|
Chwefror 2015
|
1.3
|
-0.0
|
Mawrth 2015
|
1.1
|
0.6
|
Ebrill 2015
|
-0.8
|
-0.7
|
Mai 2015
|
0.3
|
0.9
|
Mehefin 2015
|
1.8
|
3.2
|
Gorffennaf 2015
|
3.8
|
4.2
|
Awst 2015
|
0.8
|
1.4
|
Medi 2015
|
0.1
|
0.1
|
Hydref 2015
|
-2.2
|
-2.0
|
Tachwedd 2015
|
2.0
|
1.9
|
Rhagfyr 2015
|
1.1
|
0.1
|
Ionawr 2016
|
5.6
|
5.2
|
Chwefror 2016
|
-0.1
|
0.2
|
Mawrth 2016
|
0.9
|
2.7
|
Ebrill 2016
|
-1.8
|
-2.7
|
Mai 2016
|
2.5
|
-0.3
|
Mehefin 2016
|
0.5
|
-1.3
|
Gorffennaf 2016
|
1.4
|
2.1
|
Awst 2016
|
-1.1
|
0.6
|
Medi 2016
|
0.3
|
0.4
|
Hydref 2016
|
0.0
|
-0.6
|
Tachwedd 2016
|
0.7
|
0.1
|
Rhagfyr 2016
|
1.5
|
1.0
|
Ionawr 2017
|
0.6
|
0.0
|
Chwefror 2017
|
-0.8
|
-0.9
|
Mawrth 2017
|
-0.6
|
-0.7
|
Ebrill 2017
|
-0.7
|
0.2
|
Mai 2017
|
0.5
|
0.7
|
Mehefin 2017
|
0.8
|
1.4
|
Gorffennaf 2017
|
0.6
|
0.6
|
Awst 2017
|
1.7
|
1.9
|
Medi 2017
|
0.2
|
-0.3
|
Hydref 2017
|
2.2
|
1.9
|
Tachwedd 2017
|
-0.2
|
-0.1
|
Rhagfyr 2017
|
-0.3
|
0.1
|
Ionawr 2018
|
-0.4
|
-0.9
|
Chwefror 2018
|
3.4
|
1.0
|
Mawrth 2018
|
0.9
|
1.0
|
Ebrill 2018
|
-2.0
|
-1.5
|
Mai 2018
|
-4.0
|
-1.7
|
Mehefin 2018
|
-0.3
|
-0.2
|
Gorffennaf 2018
|
2.0
|
2.3
|
Awst 2018
|
1.9
|
1.1
|
Medi 2018
|
-0.4
|
-0.4
|
Hydref 2018
|
-1.2
|
-1.5
|
Tachwedd 2018
|
-2.0
|
-0.8
|
Rhagfyr 2018
|
-1.1
|
-1.3
|
Ionawr 2019
|
1.0
|
0.9
|
Chwefror 2019
|
3.5
|
1.0
|
Mawrth 2019
|
3.1
|
2.3
|
Ebrill 2019
|
-0.8
|
-1.0
|
Mai 2019
|
-1.4
|
-0.2
|
Mehefin 2019
|
-1.7
|
-0.8
|
Gorffennaf 2019
|
0.5
|
0.0
|
Awst 2019
|
-0.9
|
-0.7
|
Medi 2019
|
0.4
|
-0.4
|
Hydref 2019
|
0.5
|
1.0
|
Tachwedd 2019
|
-0.2
|
0.8
|
Rhagfyr 2019
|
-1.7
|
-0.2
|
Ionawr 2020
|
2.4
|
1.4
|
Chwefror 2020
|
0.6
|
0.1
|
Mawrth 2020
|
1.7
|
0.3
|
Ebrill 2020
|
-0.2
|
-0.0
|
Mai 2020
|
1.0
|
-0.5
|
Mehefin 2020
|
1.1
|
2.4
|
Gorffennaf 2020
|
-1.9
|
-1.1
|
Awst 2020
|
0.6
|
1.6
|
Medi 2020
|
0.2
|
-0.3
|
Hydref 2020
|
0.4
|
1.6
|
Tachwedd 2020
|
-1.4
|
-0.1
|
Rhagfyr 2020
|
-1.8
|
-0.9
|
Ionawr 2021
|
-2.8
|
-2.1
|
Chwefror 2021
|
1.0
|
0.8
|
Mawrth 2021
|
2.2
|
1.6
|
Ebrill 2021
|
2.2
|
1.0
|
Mai 2021
|
0.4
|
0.3
|
Mehefin 2021
|
-0.6
|
0.9
|
Gorffennaf 2021
|
0.6
|
0.4
|
Awst 2021
|
-1.2
|
0.4
|
Medi 2021
|
0.7
|
0.8
|
Hydref 2021
|
-0.4
|
1.9
|
Tachwedd 2021
|
0.5
|
0.0
|
Rhagfyr 2021
|
-0.1
|
0.7
|
Ionawr 2022
|
0.7
|
0.7
|
Chwefror 2022
|
0.7
|
0.4
|
Mawrth 2022
|
-0.6
|
-1.9
|
Ebrill 2022
|
0.6
|
0.4
|
Mai 2022
|
1.1
|
2.0
|
Mehefin 2022
|
2.5
|
3.3
|
Gorffennaf 2022
|
0.5
|
0.7
|
Awst 2022
|
1.7
|
1.9
|
Medi 2022
|
-0.6
|
-0.5
|
Hydref 2022
|
1.9
|
2.3
|
Tachwedd 2022
|
-0.1
|
-0.8
|
Rhagfyr 2022
|
0.3
|
0.4
|
Ionawr 2023
|
0.4
|
-0.6
|
Chwefror 2023
|
2.0
|
1.0
|
Mawrth 2023
|
1.6
|
-0.3
|
Ebrill 2023
|
-0.1
|
-1.4
|
Mai 2023
|
-1.6
|
-1.9
|
Mehefin 2023
|
0.0
|
0.8
|
Gorffennaf 2023
|
-1.6
|
-0.1
|
Awst 2023
|
-0.8
|
0.6
|
Medi 2023
|
-1.3
|
-0.6
|
Dyddiad
|
Adeilad newydd
|
Eiddo presennol
|
Ionawr 1995
|
26.8
|
26.3
|
Chwefror 1995
|
25.1
|
24.6
|
Mawrth 1995
|
25.3
|
24.8
|
Ebrill 1995
|
25.2
|
24.8
|
Mai 1995
|
25.5
|
25.1
|
Mehefin 1995
|
25.5
|
25.0
|
Gorffennaf 1995
|
25.1
|
24.5
|
Awst 1995
|
25.5
|
25.0
|
Medi 1995
|
25.3
|
25.0
|
Hydref 1995
|
25.2
|
24.7
|
Tachwedd 1995
|
25.4
|
24.7
|
Rhagfyr 1995
|
25.4
|
24.5
|
Ionawr 1996
|
25.4
|
24.4
|
Chwefror 1996
|
25.0
|
23.9
|
Mawrth 1996
|
25.0
|
23.8
|
Ebrill 1996
|
25.9
|
24.6
|
Mai 1996
|
25.8
|
24.6
|
Mehefin 1996
|
25.6
|
24.5
|
Gorffennaf 1996
|
25.9
|
24.9
|
Awst 1996
|
26.9
|
26.0
|
Medi 1996
|
27.6
|
26.9
|
Hydref 1996
|
26.8
|
26.2
|
Tachwedd 1996
|
26.9
|
26.2
|
Rhagfyr 1996
|
26.8
|
26.1
|
Ionawr 1997
|
27.2
|
26.6
|
Chwefror 1997
|
27.6
|
27.0
|
Mawrth 1997
|
27.8
|
27.1
|
Ebrill 1997
|
28.4
|
27.5
|
Mai 1997
|
28.0
|
27.4
|
Mehefin 1997
|
28.4
|
28.0
|
Gorffennaf 1997
|
27.9
|
27.8
|
Awst 1997
|
28.3
|
28.4
|
Medi 1997
|
29.1
|
29.2
|
Hydref 1997
|
29.3
|
29.4
|
Tachwedd 1997
|
29.6
|
29.7
|
Rhagfyr 1997
|
29.8
|
29.7
|
Ionawr 1998
|
29.8
|
29.4
|
Chwefror 1998
|
30.6
|
29.8
|
Mawrth 1998
|
31.1
|
30.1
|
Ebrill 1998
|
32.6
|
31.6
|
Mai 1998
|
33.1
|
32.5
|
Mehefin 1998
|
33.4
|
32.9
|
Gorffennaf 1998
|
33.6
|
33.1
|
Awst 1998
|
33.7
|
33.1
|
Medi 1998
|
34.0
|
33.7
|
Hydref 1998
|
33.7
|
33.4
|
Tachwedd 1998
|
33.7
|
33.3
|
Rhagfyr 1998
|
33.1
|
32.2
|
Ionawr 1999
|
33.8
|
32.7
|
Chwefror 1999
|
34.0
|
32.7
|
Mawrth 1999
|
34.7
|
33.6
|
Ebrill 1999
|
35.4
|
34.7
|
Mai 1999
|
35.6
|
35.0
|
Mehefin 1999
|
35.8
|
35.2
|
Gorffennaf 1999
|
36.0
|
35.2
|
Awst 1999
|
36.6
|
36.0
|
Medi 1999
|
37.9
|
37.4
|
Hydref 1999
|
38.5
|
38.1
|
Tachwedd 1999
|
39.7
|
39.2
|
Rhagfyr 1999
|
40.3
|
39.6
|
Ionawr 2000
|
40.4
|
39.7
|
Chwefror 2000
|
40.6
|
39.9
|
Mawrth 2000
|
41.0
|
40.3
|
Ebrill 2000
|
42.3
|
41.6
|
Mai 2000
|
43.1
|
42.4
|
Mehefin 2000
|
43.5
|
42.8
|
Gorffennaf 2000
|
44.4
|
43.8
|
Awst 2000
|
44.5
|
43.8
|
Medi 2000
|
45.8
|
45.0
|
Hydref 2000
|
45.6
|
44.6
|
Tachwedd 2000
|
46.5
|
45.4
|
Rhagfyr 2000
|
46.0
|
44.4
|
Ionawr 2001
|
46.6
|
44.7
|
Chwefror 2001
|
46.3
|
44.0
|
Mawrth 2001
|
46.4
|
44.3
|
Ebrill 2001
|
47.5
|
45.3
|
Mai 2001
|
48.5
|
47.0
|
Mehefin 2001
|
50.1
|
48.5
|
Gorffennaf 2001
|
50.0
|
48.8
|
Awst 2001
|
51.1
|
49.5
|
Medi 2001
|
51.5
|
49.7
|
Hydref 2001
|
52.0
|
49.8
|
Tachwedd 2001
|
51.6
|
49.4
|
Rhagfyr 2001
|
52.4
|
49.9
|
Ionawr 2002
|
54.0
|
51.2
|
Chwefror 2002
|
55.3
|
51.9
|
Mawrth 2002
|
55.2
|
52.0
|
Ebrill 2002
|
55.1
|
51.9
|
Mai 2002
|
55.1
|
52.6
|
Mehefin 2002
|
55.7
|
53.4
|
Gorffennaf 2002
|
57.1
|
55.5
|
Awst 2002
|
58.2
|
56.5
|
Medi 2002
|
58.4
|
57.2
|
Hydref 2002
|
57.9
|
56.6
|
Tachwedd 2002
|
59.1
|
58.1
|
Rhagfyr 2002
|
60.9
|
59.8
|
Ionawr 2003
|
61.3
|
60.6
|
Chwefror 2003
|
61.4
|
60.5
|
Mawrth 2003
|
62.2
|
61.2
|
Ebrill 2003
|
62.8
|
61.6
|
Mai 2003
|
63.3
|
62.4
|
Mehefin 2003
|
63.1
|
62.3
|
Gorffennaf 2003
|
64.5
|
63.6
|
Awst 2003
|
65.5
|
64.5
|
Medi 2003
|
66.0
|
65.5
|
Hydref 2003
|
65.4
|
65.1
|
Tachwedd 2003
|
65.0
|
64.8
|
Rhagfyr 2003
|
66.2
|
65.7
|
Ionawr 2004
|
65.6
|
65.0
|
Chwefror 2004
|
66.6
|
65.3
|
Mawrth 2004
|
66.3
|
64.9
|
Ebrill 2004
|
68.6
|
67.9
|
Mai 2004
|
67.6
|
67.5
|
Mehefin 2004
|
68.3
|
68.2
|
Gorffennaf 2004
|
67.0
|
67.2
|
Awst 2004
|
68.9
|
69.5
|
Medi 2004
|
70.1
|
71.1
|
Hydref 2004
|
70.1
|
70.7
|
Tachwedd 2004
|
70.4
|
70.5
|
Rhagfyr 2004
|
70.2
|
69.6
|
Ionawr 2005
|
73.0
|
71.5
|
Chwefror 2005
|
73.1
|
70.6
|
Mawrth 2005
|
75.7
|
72.7
|
Ebrill 2005
|
76.5
|
73.1
|
Mai 2005
|
75.7
|
72.5
|
Mehefin 2005
|
72.8
|
69.8
|
Gorffennaf 2005
|
71.8
|
69.4
|
Awst 2005
|
73.8
|
71.5
|
Medi 2005
|
74.9
|
72.6
|
Hydref 2005
|
75.6
|
73.0
|
Tachwedd 2005
|
74.8
|
72.0
|
Rhagfyr 2005
|
75.2
|
72.0
|
Ionawr 2006
|
74.8
|
71.6
|
Chwefror 2006
|
75.7
|
71.9
|
Mawrth 2006
|
74.5
|
70.6
|
Ebrill 2006
|
75.7
|
71.5
|
Mai 2006
|
77.1
|
73.1
|
Mehefin 2006
|
79.1
|
75.4
|
Gorffennaf 2006
|
78.5
|
75.5
|
Awst 2006
|
77.6
|
75.6
|
Medi 2006
|
78.0
|
76.4
|
Hydref 2006
|
78.2
|
76.6
|
Tachwedd 2006
|
78.2
|
76.6
|
Rhagfyr 2006
|
77.4
|
75.8
|
Ionawr 2007
|
79.5
|
77.8
|
Chwefror 2007
|
80.3
|
78.2
|
Mawrth 2007
|
80.9
|
79.2
|
Ebrill 2007
|
80.3
|
79.0
|
Mai 2007
|
82.4
|
80.7
|
Mehefin 2007
|
84.0
|
82.0
|
Gorffennaf 2007
|
85.0
|
82.8
|
Awst 2007
|
84.2
|
83.2
|
Medi 2007
|
84.5
|
83.7
|
Hydref 2007
|
84.3
|
83.7
|
Tachwedd 2007
|
86.1
|
84.8
|
Rhagfyr 2007
|
88.9
|
87.2
|
Ionawr 2008
|
91.9
|
90.0
|
Chwefror 2008
|
92.6
|
89.8
|
Mawrth 2008
|
90.7
|
87.7
|
Ebrill 2008
|
87.7
|
84.6
|
Mai 2008
|
85.3
|
82.5
|
Mehefin 2008
|
83.4
|
80.7
|
Gorffennaf 2008
|
84.3
|
81.9
|
Awst 2008
|
82.5
|
81.0
|
Medi 2008
|
83.0
|
81.9
|
Hydref 2008
|
79.9
|
79.0
|
Tachwedd 2008
|
79.4
|
77.9
|
Rhagfyr 2008
|
76.3
|
75.0
|
Ionawr 2009
|
73.2
|
71.7
|
Chwefror 2009
|
70.7
|
68.9
|
Mawrth 2009
|
71.3
|
68.4
|
Ebrill 2009
|
71.6
|
68.4
|
Mai 2009
|
72.9
|
70.2
|
Mehefin 2009
|
72.1
|
70.3
|
Gorffennaf 2009
|
74.0
|
73.1
|
Awst 2009
|
75.5
|
75.4
|
Medi 2009
|
76.8
|
76.9
|
Hydref 2009
|
77.9
|
78.4
|
Tachwedd 2009
|
77.8
|
78.2
|
Rhagfyr 2009
|
77.2
|
78.1
|
Ionawr 2010
|
75.3
|
77.4
|
Chwefror 2010
|
76.5
|
78.8
|
Mawrth 2010
|
78.1
|
80.3
|
Ebrill 2010
|
78.5
|
80.0
|
Mai 2010
|
76.7
|
78.4
|
Mehefin 2010
|
75.7
|
77.9
|
Gorffennaf 2010
|
77.2
|
80.2
|
Awst 2010
|
79.8
|
83.2
|
Medi 2010
|
80.9
|
84.3
|
Hydref 2010
|
79.4
|
81.8
|
Tachwedd 2010
|
78.3
|
80.2
|
Rhagfyr 2010
|
77.4
|
78.5
|
Ionawr 2011
|
78.1
|
78.8
|
Chwefror 2011
|
77.8
|
77.8
|
Mawrth 2011
|
77.4
|
77.1
|
Ebrill 2011
|
78.4
|
77.7
|
Mai 2011
|
78.8
|
77.5
|
Mehefin 2011
|
81.6
|
80.5
|
Gorffennaf 2011
|
83.8
|
82.9
|
Awst 2011
|
83.3
|
83.5
|
Medi 2011
|
83.8
|
84.6
|
Hydref 2011
|
81.5
|
82.5
|
Tachwedd 2011
|
83.3
|
83.8
|
Rhagfyr 2011
|
81.8
|
81.7
|
Ionawr 2012
|
82.2
|
82.3
|
Chwefror 2012
|
80.4
|
80.6
|
Mawrth 2012
|
81.1
|
81.5
|
Ebrill 2012
|
81.1
|
81.1
|
Mai 2012
|
83.0
|
83.2
|
Mehefin 2012
|
83.8
|
84.3
|
Gorffennaf 2012
|
85.7
|
87.4
|
Awst 2012
|
86.8
|
89.1
|
Medi 2012
|
84.8
|
87.6
|
Hydref 2012
|
83.2
|
84.8
|
Tachwedd 2012
|
81.1
|
81.7
|
Rhagfyr 2012
|
83.7
|
83.2
|
Ionawr 2013
|
85.1
|
85.4
|
Chwefror 2013
|
86.4
|
87.2
|
Mawrth 2013
|
85.8
|
86.5
|
Ebrill 2013
|
85.0
|
84.9
|
Mai 2013
|
85.9
|
85.3
|
Mehefin 2013
|
86.8
|
86.8
|
Gorffennaf 2013
|
87.0
|
87.5
|
Awst 2013
|
86.1
|
87.0
|
Medi 2013
|
86.5
|
87.2
|
Hydref 2013
|
87.6
|
87.8
|
Tachwedd 2013
|
88.0
|
87.8
|
Rhagfyr 2013
|
87.5
|
86.8
|
Ionawr 2014
|
89.7
|
89.0
|
Chwefror 2014
|
90.8
|
89.9
|
Mawrth 2014
|
92.4
|
91.7
|
Ebrill 2014
|
92.1
|
91.1
|
Mai 2014
|
95.8
|
94.3
|
Mehefin 2014
|
96.2
|
94.8
|
Gorffennaf 2014
|
98.3
|
97.4
|
Awst 2014
|
96.6
|
96.8
|
Medi 2014
|
97.8
|
98.6
|
Hydref 2014
|
99.4
|
100.2
|
Tachwedd 2014
|
100.4
|
101.5
|
Rhagfyr 2014
|
100.9
|
101.5
|
Ionawr 2015
|
100.0
|
100.0
|
Chwefror 2015
|
101.3
|
100.0
|
Mawrth 2015
|
102.4
|
100.6
|
Ebrill 2015
|
101.6
|
99.9
|
Mai 2015
|
101.9
|
100.8
|
Mehefin 2015
|
103.7
|
104.0
|
Gorffennaf 2015
|
107.6
|
108.3
|
Awst 2015
|
108.5
|
109.8
|
Medi 2015
|
108.6
|
109.8
|
Hydref 2015
|
106.2
|
107.6
|
Tachwedd 2015
|
108.3
|
109.7
|
Rhagfyr 2015
|
109.4
|
109.8
|
Ionawr 2016
|
115.6
|
115.5
|
Chwefror 2016
|
115.5
|
115.8
|
Mawrth 2016
|
116.6
|
118.8
|
Ebrill 2016
|
114.5
|
115.6
|
Mai 2016
|
117.4
|
115.3
|
Mehefin 2016
|
117.9
|
113.8
|
Gorffennaf 2016
|
119.5
|
116.3
|
Awst 2016
|
118.2
|
117.0
|
Medi 2016
|
118.6
|
117.5
|
Hydref 2016
|
118.6
|
116.9
|
Tachwedd 2016
|
119.4
|
117.0
|
Rhagfyr 2016
|
121.2
|
118.2
|
Ionawr 2017
|
122.0
|
118.3
|
Chwefror 2017
|
121.0
|
117.2
|
Mawrth 2017
|
120.3
|
116.4
|
Ebrill 2017
|
119.5
|
116.6
|
Mai 2017
|
120.1
|
117.4
|
Mehefin 2017
|
121.0
|
119.0
|
Gorffennaf 2017
|
121.7
|
119.7
|
Awst 2017
|
123.8
|
121.9
|
Medi 2017
|
124.0
|
121.6
|
Hydref 2017
|
126.7
|
123.9
|
Tachwedd 2017
|
126.4
|
123.8
|
Rhagfyr 2017
|
126.1
|
123.9
|
Ionawr 2018
|
125.6
|
122.8
|
Chwefror 2018
|
129.9
|
124.0
|
Mawrth 2018
|
131.1
|
125.2
|
Ebrill 2018
|
128.6
|
123.3
|
Mai 2018
|
123.4
|
121.2
|
Mehefin 2018
|
123.1
|
120.9
|
Gorffennaf 2018
|
125.6
|
123.7
|
Awst 2018
|
128.0
|
125.0
|
Medi 2018
|
127.5
|
124.5
|
Hydref 2018
|
126.0
|
122.6
|
Tachwedd 2018
|
123.4
|
121.6
|
Rhagfyr 2018
|
122.1
|
120.1
|
Ionawr 2019
|
123.3
|
121.2
|
Chwefror 2019
|
127.6
|
122.4
|
Mawrth 2019
|
131.6
|
125.2
|
Ebrill 2019
|
130.6
|
124.0
|
Mai 2019
|
128.8
|
123.8
|
Mehefin 2019
|
126.6
|
122.8
|
Gorffennaf 2019
|
127.3
|
122.8
|
Awst 2019
|
126.2
|
121.9
|
Medi 2019
|
126.7
|
121.4
|
Hydref 2019
|
127.3
|
122.7
|
Tachwedd 2019
|
127.0
|
123.6
|
Rhagfyr 2019
|
124.8
|
123.4
|
Ionawr 2020
|
127.8
|
125.1
|
Chwefror 2020
|
128.6
|
125.2
|
Mawrth 2020
|
130.7
|
125.6
|
Ebrill 2020
|
130.5
|
125.6
|
Mai 2020
|
131.8
|
125.0
|
Mehefin 2020
|
133.3
|
127.9
|
Gorffennaf 2020
|
130.8
|
126.5
|
Awst 2020
|
131.6
|
128.6
|
Medi 2020
|
131.8
|
128.2
|
Hydref 2020
|
132.4
|
130.3
|
Tachwedd 2020
|
130.6
|
130.2
|
Rhagfyr 2020
|
128.2
|
129.1
|
Ionawr 2021
|
124.6
|
126.3
|
Chwefror 2021
|
125.9
|
127.3
|
Mawrth 2021
|
128.7
|
129.3
|
Ebrill 2021
|
131.6
|
130.6
|
Mai 2021
|
132.1
|
130.9
|
Mehefin 2021
|
131.3
|
132.1
|
Gorffennaf 2021
|
132.1
|
132.6
|
Awst 2021
|
130.6
|
133.1
|
Medi 2021
|
131.4
|
134.2
|
Hydref 2021
|
130.8
|
136.7
|
Tachwedd 2021
|
131.5
|
136.7
|
Rhagfyr 2021
|
131.3
|
137.6
|
Ionawr 2022
|
132.2
|
138.6
|
Chwefror 2022
|
133.2
|
139.1
|
Mawrth 2022
|
132.3
|
136.4
|
Ebrill 2022
|
133.2
|
137.0
|
Mai 2022
|
134.6
|
139.6
|
Mehefin 2022
|
138.0
|
144.3
|
Gorffennaf 2022
|
138.6
|
145.3
|
Awst 2022
|
141.0
|
148.0
|
Medi 2022
|
140.1
|
147.2
|
Hydref 2022
|
142.8
|
150.7
|
Tachwedd 2022
|
142.6
|
149.5
|
Rhagfyr 2022
|
143.0
|
150.1
|
Ionawr 2023
|
143.6
|
149.2
|
Chwefror 2023
|
146.4
|
150.7
|
Mawrth 2023
|
148.7
|
150.2
|
Ebrill 2023
|
148.6
|
148.1
|
Mai 2023
|
146.3
|
145.3
|
Mehefin 2023
|
146.3
|
146.5
|
Gorffennaf 2023
|
144.0
|
146.4
|
Awst 2023
|
142.9
|
147.3
|
Medi 2023
|
141.1
|
146.4
|