Cysylltau cyflym:
yn ôl math o eiddo
yn ôl statws y prynwr
yn ôl statws cyllido
yn ôl statws yr eiddo
Ystadegau Prisiau Tai
Math o eiddo
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol ar gyfer pob math o eiddo neu ganolbwyntio ar un penodol.
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Awst 2010
|
285610.0
|
565973.0
|
345642.0
|
276585.0
|
202215.0
|
Medi 2010
|
292148.0
|
582425.0
|
353762.0
|
282900.0
|
206154.0
|
Hydref 2010
|
289969.0
|
578347.0
|
351524.0
|
280378.0
|
204585.0
|
Tachwedd 2010
|
280512.0
|
561182.0
|
339861.0
|
270631.0
|
198284.0
|
Rhagfyr 2010
|
268619.0
|
536346.0
|
325882.0
|
258736.0
|
190034.0
|
Ionawr 2011
|
265220.0
|
531013.0
|
321510.0
|
255175.0
|
187829.0
|
Chwefror 2011
|
270136.0
|
542845.0
|
327429.0
|
259919.0
|
191091.0
|
Mawrth 2011
|
272977.0
|
552367.0
|
330554.0
|
262591.0
|
192844.0
|
Ebrill 2011
|
269442.0
|
544434.0
|
326323.0
|
259352.0
|
190246.0
|
Mai 2011
|
267551.0
|
535159.0
|
323459.0
|
257975.0
|
189732.0
|
Mehefin 2011
|
270729.0
|
534332.0
|
327317.0
|
261675.0
|
192351.0
|
Gorffennaf 2011
|
277502.0
|
545041.0
|
335330.0
|
268424.0
|
197484.0
|
Awst 2011
|
282968.0
|
558307.0
|
343063.0
|
273947.0
|
199795.0
|
Medi 2011
|
279354.0
|
555968.0
|
338979.0
|
270330.0
|
196416.0
|
Hydref 2011
|
274343.0
|
548408.0
|
333861.0
|
265087.0
|
192146.0
|
Tachwedd 2011
|
271054.0
|
542398.0
|
329611.0
|
261312.0
|
190595.0
|
Rhagfyr 2011
|
269384.0
|
535644.0
|
327607.0
|
259750.0
|
189845.0
|
Ionawr 2012
|
277471.0
|
549077.0
|
337451.0
|
268210.0
|
195230.0
|
Chwefror 2012
|
284511.0
|
563452.0
|
346360.0
|
275435.0
|
199429.0
|
Mawrth 2012
|
289649.0
|
571706.0
|
352546.0
|
280553.0
|
203079.0
|
Ebrill 2012
|
285285.0
|
562841.0
|
346733.0
|
276050.0
|
200688.0
|
Mai 2012
|
286946.0
|
562629.0
|
348349.0
|
278082.0
|
202108.0
|
Mehefin 2012
|
287038.0
|
562289.0
|
347848.0
|
279126.0
|
201656.0
|
Gorffennaf 2012
|
296359.0
|
580857.0
|
358936.0
|
288623.0
|
207851.0
|
Awst 2012
|
296929.0
|
582673.0
|
359522.0
|
289957.0
|
207418.0
|
Medi 2012
|
301518.0
|
593676.0
|
365457.0
|
294102.0
|
210468.0
|
Hydref 2012
|
297061.0
|
584108.0
|
360214.0
|
289916.0
|
207173.0
|
Tachwedd 2012
|
297795.0
|
586028.0
|
361419.0
|
290363.0
|
207693.0
|
Rhagfyr 2012
|
297409.0
|
586175.0
|
361228.0
|
290084.0
|
207021.0
|
Ionawr 2013
|
301849.0
|
596446.0
|
367724.0
|
294068.0
|
209537.0
|
Chwefror 2013
|
290471.0
|
574361.0
|
354110.0
|
282716.0
|
201672.0
|
Mawrth 2013
|
289657.0
|
573587.0
|
353543.0
|
281265.0
|
201372.0
|
Ebrill 2013
|
288113.0
|
569579.0
|
350674.0
|
280566.0
|
200180.0
|
Mai 2013
|
293939.0
|
580262.0
|
357721.0
|
286250.0
|
204342.0
|
Mehefin 2013
|
295857.0
|
581106.0
|
359869.0
|
288846.0
|
205361.0
|
Gorffennaf 2013
|
299160.0
|
586636.0
|
363790.0
|
292221.0
|
207668.0
|
Awst 2013
|
307574.0
|
602191.0
|
374044.0
|
301036.0
|
212971.0
|
Medi 2013
|
311785.0
|
614107.0
|
379365.0
|
304751.0
|
215759.0
|
Hydref 2013
|
310807.0
|
613662.0
|
378848.0
|
303338.0
|
214969.0
|
Tachwedd 2013
|
306784.0
|
606027.0
|
374285.0
|
299123.0
|
212241.0
|
Rhagfyr 2013
|
307503.0
|
602482.0
|
375405.0
|
299847.0
|
213146.0
|
Ionawr 2014
|
309083.0
|
605061.0
|
377543.0
|
301055.0
|
214526.0
|
Chwefror 2014
|
311135.0
|
610124.0
|
380441.0
|
302679.0
|
215970.0
|
Mawrth 2014
|
313392.0
|
615477.0
|
383305.0
|
305027.0
|
217196.0
|
Ebrill 2014
|
315072.0
|
617635.0
|
385127.0
|
307187.0
|
218069.0
|
Mai 2014
|
322946.0
|
630316.0
|
394194.0
|
315457.0
|
223570.0
|
Mehefin 2014
|
329539.0
|
642503.0
|
402305.0
|
322156.0
|
227891.0
|
Gorffennaf 2014
|
342136.0
|
666350.0
|
417914.0
|
334837.0
|
236140.0
|
Awst 2014
|
352043.0
|
687031.0
|
430672.0
|
344527.0
|
242384.0
|
Medi 2014
|
358125.0
|
700115.0
|
438156.0
|
350218.0
|
246679.0
|
Hydref 2014
|
357046.0
|
698921.0
|
437140.0
|
348429.0
|
246439.0
|
Tachwedd 2014
|
352269.0
|
690407.0
|
431431.0
|
343168.0
|
243610.0
|
Rhagfyr 2014
|
351015.0
|
688139.0
|
429781.0
|
341768.0
|
242991.0
|
Ionawr 2015
|
351819.0
|
689866.0
|
430884.0
|
342542.0
|
243461.0
|
Chwefror 2015
|
355921.0
|
697706.0
|
435016.0
|
346632.0
|
246770.0
|
Mawrth 2015
|
358711.0
|
704107.0
|
438814.0
|
349314.0
|
248390.0
|
Ebrill 2015
|
361336.0
|
710202.0
|
441962.0
|
352199.0
|
249830.0
|
Mai 2015
|
367461.0
|
721216.0
|
450480.0
|
358340.0
|
253377.0
|
Mehefin 2015
|
373992.0
|
733413.0
|
458937.0
|
365456.0
|
256945.0
|
Gorffennaf 2015
|
391365.0
|
766142.0
|
480777.0
|
382691.0
|
268449.0
|
Awst 2015
|
395737.0
|
775417.0
|
486108.0
|
387567.0
|
270816.0
|
Medi 2015
|
398839.0
|
785182.0
|
489690.0
|
389740.0
|
273558.0
|
Hydref 2015
|
388339.0
|
767121.0
|
477317.0
|
379398.0
|
265874.0
|
Tachwedd 2015
|
388471.0
|
768652.0
|
477789.0
|
378928.0
|
266237.0
|
Rhagfyr 2015
|
387778.0
|
766377.0
|
477537.0
|
378521.0
|
265230.0
|
Ionawr 2016
|
394481.0
|
778541.0
|
486432.0
|
384619.0
|
269971.0
|
Chwefror 2016
|
393454.0
|
777886.0
|
485805.0
|
383577.0
|
268794.0
|
Mawrth 2016
|
406422.0
|
805551.0
|
501629.0
|
396123.0
|
277664.0
|
Ebrill 2016
|
396693.0
|
784811.0
|
488926.0
|
387259.0
|
270970.0
|
Mai 2016
|
389705.0
|
765289.0
|
478889.0
|
380755.0
|
267298.0
|
Mehefin 2016
|
384433.0
|
750195.0
|
471565.0
|
375915.0
|
264347.0
|
Gorffennaf 2016
|
402308.0
|
784789.0
|
492937.0
|
393319.0
|
277069.0
|
Awst 2016
|
419571.0
|
821126.0
|
514301.0
|
410082.0
|
288676.0
|
Medi 2016
|
419363.0
|
821623.0
|
515200.0
|
409640.0
|
287987.0
|
Hydref 2016
|
416745.0
|
818900.0
|
512367.0
|
405549.0
|
287229.0
|
Tachwedd 2016
|
413473.0
|
815908.0
|
508743.0
|
401309.0
|
285433.0
|
Rhagfyr 2016
|
409499.0
|
809083.0
|
503095.0
|
396861.0
|
283624.0
|
Ionawr 2017
|
412321.0
|
814871.0
|
506398.0
|
400191.0
|
285069.0
|
Chwefror 2017
|
405888.0
|
800120.0
|
497466.0
|
393525.0
|
281735.0
|
Mawrth 2017
|
410782.0
|
809578.0
|
502947.0
|
397939.0
|
285695.0
|
Ebrill 2017
|
407918.0
|
803875.0
|
498357.0
|
394777.0
|
284635.0
|
Mai 2017
|
412860.0
|
810916.0
|
504988.0
|
399505.0
|
288112.0
|
Mehefin 2017
|
411177.0
|
803520.0
|
502136.0
|
398385.0
|
287282.0
|
Gorffennaf 2017
|
413515.0
|
804955.0
|
505722.0
|
400374.0
|
289133.0
|
Awst 2017
|
415529.0
|
810052.0
|
507871.0
|
403261.0
|
289674.0
|
Medi 2017
|
419693.0
|
821941.0
|
514093.0
|
407115.0
|
291781.0
|
Hydref 2017
|
420813.0
|
827347.0
|
516106.0
|
408439.0
|
291672.0
|
Tachwedd 2017
|
417259.0
|
820933.0
|
512775.0
|
404487.0
|
289106.0
|
Rhagfyr 2017
|
409123.0
|
803654.0
|
503211.0
|
396598.0
|
283381.0
|
Ionawr 2018
|
395731.0
|
775597.0
|
486837.0
|
383657.0
|
274197.0
|
Chwefror 2018
|
396161.0
|
778033.0
|
487731.0
|
384416.0
|
273810.0
|
Mawrth 2018
|
396482.0
|
778699.0
|
488682.0
|
385297.0
|
273224.0
|
Ebrill 2018
|
399943.0
|
785592.0
|
493620.0
|
389308.0
|
274545.0
|
Mai 2018
|
403766.0
|
792911.0
|
498739.0
|
393514.0
|
276474.0
|
Mehefin 2018
|
411100.0
|
808227.0
|
508859.0
|
399832.0
|
281435.0
|
Gorffennaf 2018
|
414056.0
|
817028.0
|
512373.0
|
402661.0
|
283253.0
|
Awst 2018
|
424210.0
|
837727.0
|
525131.0
|
412654.0
|
289886.0
|
Medi 2018
|
426221.0
|
843409.0
|
527267.0
|
415662.0
|
290342.0
|
Hydref 2018
|
421721.0
|
834747.0
|
522241.0
|
410975.0
|
287158.0
|
Tachwedd 2018
|
405946.0
|
806535.0
|
503314.0
|
395299.0
|
275942.0
|
Rhagfyr 2018
|
403617.0
|
801124.0
|
501018.0
|
391734.0
|
275235.0
|
Ionawr 2019
|
409640.0
|
814344.0
|
508842.0
|
397524.0
|
279016.0
|
Chwefror 2019
|
410400.0
|
815005.0
|
509719.0
|
397969.0
|
279947.0
|
Mawrth 2019
|
408538.0
|
810986.0
|
507776.0
|
397151.0
|
277574.0
|
Ebrill 2019
|
399164.0
|
790238.0
|
495827.0
|
389050.0
|
270771.0
|
Mai 2019
|
401049.0
|
791658.0
|
498389.0
|
392100.0
|
271101.0
|
Mehefin 2019
|
389560.0
|
767131.0
|
483847.0
|
381021.0
|
263591.0
|
Gorffennaf 2019
|
398548.0
|
783125.0
|
495072.0
|
389919.0
|
269729.0
|
Awst 2019
|
407528.0
|
800920.0
|
506277.0
|
399140.0
|
275382.0
|
Medi 2019
|
417029.0
|
821436.0
|
517198.0
|
409180.0
|
281571.0
|
Hydref 2019
|
414692.0
|
818847.0
|
515608.0
|
406057.0
|
279587.0
|
Tachwedd 2019
|
420156.0
|
832423.0
|
523428.0
|
410614.0
|
282940.0
|
Rhagfyr 2019
|
420579.0
|
835243.0
|
525162.0
|
410402.0
|
282709.0
|
Ionawr 2020
|
428294.0
|
850038.0
|
534966.0
|
418724.0
|
287156.0
|
Chwefror 2020
|
406934.0
|
809140.0
|
508623.0
|
398144.0
|
272115.0
|
Mawrth 2020
|
404562.0
|
805216.0
|
506373.0
|
395873.0
|
269898.0
|
Ebrill 2020
|
392767.0
|
789136.0
|
491915.0
|
385289.0
|
260017.0
|
Mai 2020
|
392528.0
|
789405.0
|
491864.0
|
384647.0
|
259956.0
|
Mehefin 2020
|
390733.0
|
784023.0
|
490207.0
|
383943.0
|
257613.0
|
Gorffennaf 2020
|
398891.0
|
793851.0
|
499932.0
|
391738.0
|
264372.0
|
Awst 2020
|
424223.0
|
843916.0
|
531999.0
|
418015.0
|
279719.0
|
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Awst 2010
|
13.0
|
15.2
|
14.4
|
14.1
|
8.8
|
Medi 2010
|
15.6
|
18.2
|
16.9
|
16.7
|
11.4
|
Hydref 2010
|
13.7
|
16.0
|
15.0
|
14.8
|
9.7
|
Tachwedd 2010
|
10.8
|
13.2
|
12.0
|
11.3
|
7.3
|
Rhagfyr 2010
|
4.8
|
7.3
|
6.1
|
5.0
|
1.8
|
Ionawr 2011
|
1.4
|
3.6
|
2.3
|
1.1
|
-0.6
|
Chwefror 2011
|
0.9
|
3.4
|
1.3
|
0.6
|
-0.4
|
Mawrth 2011
|
0.3
|
2.6
|
0.5
|
0.1
|
-0.7
|
Ebrill 2011
|
-1.7
|
0.7
|
-1.5
|
-1.8
|
-2.8
|
Mai 2011
|
-2.4
|
-0.8
|
-2.1
|
-2.2
|
-3.6
|
Mehefin 2011
|
-1.9
|
-1.5
|
-1.8
|
-1.8
|
-2.6
|
Gorffennaf 2011
|
-1.2
|
-1.8
|
-1.1
|
-1.2
|
-1.4
|
Awst 2011
|
-0.9
|
-1.4
|
-0.8
|
-1.0
|
-1.2
|
Medi 2011
|
-4.4
|
-4.5
|
-4.2
|
-4.4
|
-4.7
|
Hydref 2011
|
-5.4
|
-5.2
|
-5.0
|
-5.4
|
-6.1
|
Tachwedd 2011
|
-3.4
|
-3.4
|
-3.0
|
-3.4
|
-3.9
|
Rhagfyr 2011
|
0.3
|
-0.1
|
0.5
|
0.4
|
-0.1
|
Ionawr 2012
|
4.6
|
3.4
|
5.0
|
5.1
|
3.9
|
Chwefror 2012
|
5.3
|
3.8
|
5.8
|
6.0
|
4.4
|
Mawrth 2012
|
6.1
|
3.5
|
6.6
|
6.8
|
5.3
|
Ebrill 2012
|
5.9
|
3.4
|
6.2
|
6.4
|
5.5
|
Mai 2012
|
7.2
|
5.1
|
7.7
|
7.8
|
6.5
|
Mehefin 2012
|
6.0
|
5.2
|
6.3
|
6.7
|
4.8
|
Gorffennaf 2012
|
6.8
|
6.6
|
7.0
|
7.5
|
5.2
|
Awst 2012
|
4.9
|
4.4
|
4.8
|
5.8
|
3.8
|
Medi 2012
|
7.9
|
6.8
|
7.8
|
8.8
|
7.2
|
Hydref 2012
|
8.3
|
6.5
|
7.9
|
9.4
|
7.8
|
Tachwedd 2012
|
9.9
|
8.0
|
9.6
|
11.1
|
9.0
|
Rhagfyr 2012
|
10.4
|
9.4
|
10.3
|
11.7
|
9.0
|
Ionawr 2013
|
8.8
|
8.6
|
9.0
|
9.6
|
7.3
|
Chwefror 2013
|
2.1
|
1.9
|
2.2
|
2.6
|
1.1
|
Mawrth 2013
|
0.0
|
0.3
|
0.3
|
0.2
|
-0.8
|
Ebrill 2013
|
1.0
|
1.2
|
1.1
|
1.6
|
-0.2
|
Mai 2013
|
2.4
|
3.1
|
2.7
|
2.9
|
1.1
|
Mehefin 2013
|
3.1
|
3.4
|
3.5
|
3.5
|
1.8
|
Gorffennaf 2013
|
0.9
|
1.0
|
1.4
|
1.2
|
-0.1
|
Awst 2013
|
3.6
|
3.4
|
4.0
|
3.8
|
2.7
|
Medi 2013
|
3.4
|
3.4
|
3.8
|
3.6
|
2.5
|
Hydref 2013
|
4.6
|
5.1
|
5.2
|
4.6
|
3.8
|
Tachwedd 2013
|
3.0
|
3.4
|
3.6
|
3.0
|
2.2
|
Rhagfyr 2013
|
3.4
|
2.8
|
3.9
|
3.4
|
3.0
|
Ionawr 2014
|
2.4
|
1.4
|
2.7
|
2.4
|
2.4
|
Chwefror 2014
|
7.1
|
6.2
|
7.4
|
7.1
|
7.1
|
Mawrth 2014
|
8.2
|
7.3
|
8.4
|
8.4
|
7.9
|
Ebrill 2014
|
9.4
|
8.4
|
9.8
|
9.5
|
8.9
|
Mai 2014
|
9.9
|
8.6
|
10.2
|
10.2
|
9.4
|
Mehefin 2014
|
11.4
|
10.6
|
11.8
|
11.5
|
11.0
|
Gorffennaf 2014
|
14.4
|
13.6
|
14.9
|
14.6
|
13.7
|
Awst 2014
|
14.5
|
14.1
|
15.1
|
14.4
|
13.8
|
Medi 2014
|
14.9
|
14.0
|
15.5
|
14.9
|
14.3
|
Hydref 2014
|
14.9
|
13.9
|
15.4
|
14.9
|
14.6
|
Tachwedd 2014
|
14.8
|
13.9
|
15.3
|
14.7
|
14.8
|
Rhagfyr 2014
|
14.2
|
14.2
|
14.5
|
14.0
|
14.0
|
Ionawr 2015
|
13.8
|
14.0
|
14.1
|
13.8
|
13.5
|
Chwefror 2015
|
14.4
|
14.4
|
14.4
|
14.5
|
14.3
|
Mawrth 2015
|
14.5
|
14.4
|
14.5
|
14.5
|
14.4
|
Ebrill 2015
|
14.7
|
15.0
|
14.8
|
14.6
|
14.6
|
Mai 2015
|
13.8
|
14.4
|
14.3
|
13.6
|
13.3
|
Mehefin 2015
|
13.5
|
14.2
|
14.1
|
13.4
|
12.8
|
Gorffennaf 2015
|
14.4
|
15.0
|
15.0
|
14.3
|
13.7
|
Awst 2015
|
12.4
|
12.9
|
12.9
|
12.5
|
11.7
|
Medi 2015
|
11.4
|
12.2
|
11.8
|
11.3
|
10.9
|
Hydref 2015
|
8.8
|
9.8
|
9.2
|
8.9
|
7.9
|
Tachwedd 2015
|
10.3
|
11.3
|
10.8
|
10.4
|
9.3
|
Rhagfyr 2015
|
10.5
|
11.4
|
11.1
|
10.8
|
9.2
|
Ionawr 2016
|
12.1
|
12.8
|
12.9
|
12.3
|
10.9
|
Chwefror 2016
|
10.6
|
11.5
|
11.7
|
10.7
|
8.9
|
Mawrth 2016
|
13.3
|
14.4
|
14.3
|
13.4
|
11.8
|
Ebrill 2016
|
9.8
|
10.5
|
10.6
|
10.0
|
8.5
|
Mai 2016
|
6.0
|
6.1
|
6.3
|
6.3
|
5.5
|
Mehefin 2016
|
2.8
|
2.3
|
2.8
|
2.9
|
2.9
|
Gorffennaf 2016
|
2.8
|
2.4
|
2.5
|
2.8
|
3.2
|
Awst 2016
|
6.0
|
5.9
|
5.8
|
5.8
|
6.6
|
Medi 2016
|
5.2
|
4.6
|
5.2
|
5.1
|
5.3
|
Hydref 2016
|
7.3
|
6.8
|
7.3
|
6.9
|
8.0
|
Tachwedd 2016
|
6.4
|
6.2
|
6.5
|
5.9
|
7.2
|
Rhagfyr 2016
|
5.6
|
5.6
|
5.4
|
4.8
|
6.9
|
Ionawr 2017
|
4.5
|
4.7
|
4.1
|
4.0
|
5.6
|
Chwefror 2017
|
3.2
|
2.9
|
2.4
|
2.6
|
4.8
|
Mawrth 2017
|
1.1
|
0.5
|
0.3
|
0.5
|
2.9
|
Ebrill 2017
|
3.4
|
3.0
|
2.9
|
2.7
|
4.9
|
Mai 2017
|
6.2
|
6.2
|
5.9
|
5.4
|
7.7
|
Mehefin 2017
|
7.0
|
7.1
|
6.5
|
6.0
|
8.7
|
Gorffennaf 2017
|
2.8
|
2.6
|
2.6
|
1.8
|
4.4
|
Awst 2017
|
-1.0
|
-1.4
|
-1.2
|
-1.7
|
0.4
|
Medi 2017
|
0.1
|
0.0
|
-0.2
|
-0.6
|
1.3
|
Hydref 2017
|
1.0
|
1.0
|
0.7
|
0.7
|
1.6
|
Tachwedd 2017
|
0.9
|
0.6
|
0.8
|
0.8
|
1.3
|
Rhagfyr 2017
|
-0.1
|
-0.7
|
0.0
|
-0.1
|
-0.1
|
Ionawr 2018
|
-4.0
|
-4.8
|
-3.9
|
-4.1
|
-3.8
|
Chwefror 2018
|
-2.4
|
-2.8
|
-2.0
|
-2.3
|
-2.8
|
Mawrth 2018
|
-3.5
|
-3.8
|
-2.8
|
-3.2
|
-4.4
|
Ebrill 2018
|
-2.0
|
-2.3
|
-1.0
|
-1.4
|
-3.5
|
Mai 2018
|
-2.2
|
-2.2
|
-1.2
|
-1.5
|
-4.0
|
Mehefin 2018
|
-0.0
|
0.6
|
1.3
|
0.4
|
-2.0
|
Gorffennaf 2018
|
0.1
|
1.5
|
1.3
|
0.6
|
-2.0
|
Awst 2018
|
2.1
|
3.4
|
3.4
|
2.3
|
0.1
|
Medi 2018
|
1.6
|
2.6
|
2.6
|
2.1
|
-0.5
|
Hydref 2018
|
0.2
|
0.9
|
1.2
|
0.6
|
-1.6
|
Tachwedd 2018
|
-2.7
|
-1.8
|
-1.8
|
-2.3
|
-4.6
|
Rhagfyr 2018
|
-1.4
|
-0.3
|
-0.4
|
-1.2
|
-2.9
|
Ionawr 2019
|
3.5
|
5.0
|
4.5
|
3.6
|
1.8
|
Chwefror 2019
|
3.6
|
4.8
|
4.5
|
3.5
|
2.2
|
Mawrth 2019
|
3.0
|
4.2
|
3.9
|
3.1
|
1.6
|
Ebrill 2019
|
-0.2
|
0.6
|
0.4
|
-0.1
|
-1.4
|
Mai 2019
|
-0.7
|
-0.2
|
-0.1
|
-0.4
|
-1.9
|
Mehefin 2019
|
-5.2
|
-5.1
|
-4.9
|
-4.7
|
-6.3
|
Gorffennaf 2019
|
-3.8
|
-4.2
|
-3.4
|
-3.2
|
-4.8
|
Awst 2019
|
-3.9
|
-4.4
|
-3.6
|
-3.3
|
-5.0
|
Medi 2019
|
-2.2
|
-2.6
|
-1.9
|
-1.6
|
-3.0
|
Hydref 2019
|
-1.7
|
-1.9
|
-1.3
|
-1.2
|
-2.6
|
Tachwedd 2019
|
3.5
|
3.2
|
4.0
|
3.9
|
2.5
|
Rhagfyr 2019
|
4.2
|
4.3
|
4.8
|
4.8
|
2.7
|
Ionawr 2020
|
4.6
|
4.4
|
5.1
|
5.3
|
2.9
|
Chwefror 2020
|
-0.8
|
-0.7
|
-0.2
|
0.0
|
-2.8
|
Mawrth 2020
|
-1.0
|
-0.7
|
-0.3
|
-0.3
|
-2.8
|
Ebrill 2020
|
-1.6
|
-0.1
|
-0.8
|
-1.0
|
-4.0
|
Mai 2020
|
-2.1
|
-0.3
|
-1.3
|
-1.9
|
-4.1
|
Mehefin 2020
|
0.3
|
2.2
|
1.3
|
0.8
|
-2.3
|
Gorffennaf 2020
|
0.1
|
1.4
|
1.0
|
0.5
|
-2.0
|
Awst 2020
|
4.1
|
5.4
|
5.1
|
4.7
|
1.6
|
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Awst 2010
|
1.7
|
2.0
|
1.9
|
1.8
|
1.0
|
Medi 2010
|
2.3
|
2.9
|
2.4
|
2.3
|
2.0
|
Hydref 2010
|
-0.8
|
-0.7
|
-0.6
|
-0.9
|
-0.8
|
Tachwedd 2010
|
-3.3
|
-3.0
|
-3.3
|
-3.5
|
-3.1
|
Rhagfyr 2010
|
-4.2
|
-4.4
|
-4.1
|
-4.4
|
-4.2
|
Ionawr 2011
|
-1.3
|
-1.0
|
-1.3
|
-1.4
|
-1.2
|
Chwefror 2011
|
1.8
|
2.2
|
1.8
|
1.9
|
1.7
|
Mawrth 2011
|
1.0
|
1.8
|
1.0
|
1.0
|
0.9
|
Ebrill 2011
|
-1.3
|
-1.4
|
-1.3
|
-1.2
|
-1.4
|
Mai 2011
|
-0.7
|
-1.7
|
-0.9
|
-0.5
|
-0.3
|
Mehefin 2011
|
1.2
|
-0.2
|
1.2
|
1.4
|
1.4
|
Gorffennaf 2011
|
2.5
|
2.0
|
2.4
|
2.6
|
2.7
|
Awst 2011
|
2.0
|
2.4
|
2.3
|
2.1
|
1.2
|
Medi 2011
|
-1.3
|
-0.4
|
-1.2
|
-1.3
|
-1.7
|
Hydref 2011
|
-1.8
|
-1.4
|
-1.5
|
-1.9
|
-2.2
|
Tachwedd 2011
|
-1.2
|
-1.1
|
-1.3
|
-1.4
|
-0.8
|
Rhagfyr 2011
|
-0.6
|
-1.2
|
-0.6
|
-0.6
|
-0.4
|
Ionawr 2012
|
3.0
|
2.5
|
3.0
|
3.3
|
2.8
|
Chwefror 2012
|
2.5
|
2.6
|
2.6
|
2.7
|
2.2
|
Mawrth 2012
|
1.8
|
1.5
|
1.8
|
1.9
|
1.8
|
Ebrill 2012
|
-1.5
|
-1.6
|
-1.6
|
-1.6
|
-1.2
|
Mai 2012
|
0.6
|
-0.0
|
0.5
|
0.7
|
0.7
|
Mehefin 2012
|
0.0
|
-0.1
|
-0.1
|
0.4
|
-0.2
|
Gorffennaf 2012
|
3.2
|
3.3
|
3.2
|
3.4
|
3.1
|
Awst 2012
|
0.2
|
0.3
|
0.2
|
0.5
|
-0.2
|
Medi 2012
|
1.6
|
1.9
|
1.6
|
1.4
|
1.5
|
Hydref 2012
|
-1.5
|
-1.6
|
-1.4
|
-1.4
|
-1.6
|
Tachwedd 2012
|
0.2
|
0.3
|
0.3
|
0.2
|
0.2
|
Rhagfyr 2012
|
-0.1
|
0.0
|
-0.1
|
-0.1
|
-0.3
|
Ionawr 2013
|
1.5
|
1.8
|
1.8
|
1.4
|
1.2
|
Chwefror 2013
|
-3.8
|
-3.7
|
-3.7
|
-3.9
|
-3.8
|
Mawrth 2013
|
-0.3
|
-0.1
|
-0.2
|
-0.5
|
-0.2
|
Ebrill 2013
|
-0.5
|
-0.7
|
-0.8
|
-0.2
|
-0.6
|
Mai 2013
|
2.0
|
1.9
|
2.0
|
2.0
|
2.1
|
Mehefin 2013
|
0.6
|
0.2
|
0.6
|
0.9
|
0.5
|
Gorffennaf 2013
|
1.1
|
1.0
|
1.1
|
1.2
|
1.1
|
Awst 2013
|
2.8
|
2.6
|
2.8
|
3.0
|
2.6
|
Medi 2013
|
1.4
|
2.0
|
1.4
|
1.2
|
1.3
|
Hydref 2013
|
-0.3
|
-0.1
|
-0.1
|
-0.5
|
-0.4
|
Tachwedd 2013
|
-1.3
|
-1.2
|
-1.2
|
-1.4
|
-1.3
|
Rhagfyr 2013
|
0.2
|
-0.6
|
0.3
|
0.2
|
0.4
|
Ionawr 2014
|
0.5
|
0.4
|
0.6
|
0.4
|
0.6
|
Chwefror 2014
|
0.7
|
0.8
|
0.8
|
0.5
|
0.7
|
Mawrth 2014
|
0.7
|
0.9
|
0.8
|
0.8
|
0.6
|
Ebrill 2014
|
0.5
|
0.4
|
0.5
|
0.7
|
0.4
|
Mai 2014
|
2.5
|
2.0
|
2.4
|
2.7
|
2.5
|
Mehefin 2014
|
2.0
|
1.9
|
2.1
|
2.1
|
1.9
|
Gorffennaf 2014
|
3.8
|
3.7
|
3.9
|
3.9
|
3.6
|
Awst 2014
|
2.9
|
3.1
|
3.0
|
2.9
|
2.6
|
Medi 2014
|
1.7
|
1.9
|
1.7
|
1.6
|
1.8
|
Hydref 2014
|
-0.3
|
-0.2
|
-0.2
|
-0.5
|
-0.1
|
Tachwedd 2014
|
-1.3
|
-1.2
|
-1.3
|
-1.5
|
-1.2
|
Rhagfyr 2014
|
-0.4
|
-0.3
|
-0.4
|
-0.4
|
-0.2
|
Ionawr 2015
|
0.2
|
0.2
|
0.3
|
0.2
|
0.2
|
Chwefror 2015
|
1.2
|
1.1
|
1.0
|
1.2
|
1.4
|
Mawrth 2015
|
0.8
|
0.9
|
0.9
|
0.8
|
0.7
|
Ebrill 2015
|
0.7
|
0.9
|
0.7
|
0.8
|
0.6
|
Mai 2015
|
1.7
|
1.6
|
1.9
|
1.7
|
1.4
|
Mehefin 2015
|
1.8
|
1.7
|
1.9
|
2.0
|
1.4
|
Gorffennaf 2015
|
4.6
|
4.5
|
4.8
|
4.7
|
4.5
|
Awst 2015
|
1.1
|
1.2
|
1.1
|
1.3
|
0.9
|
Medi 2015
|
0.8
|
1.3
|
0.7
|
0.6
|
1.0
|
Hydref 2015
|
-2.6
|
-2.3
|
-2.5
|
-2.6
|
-2.8
|
Tachwedd 2015
|
0.0
|
0.2
|
0.1
|
-0.1
|
0.1
|
Rhagfyr 2015
|
-0.2
|
-0.3
|
-0.1
|
-0.1
|
-0.4
|
Ionawr 2016
|
1.7
|
1.6
|
1.9
|
1.6
|
1.8
|
Chwefror 2016
|
-0.3
|
-0.1
|
-0.1
|
-0.3
|
-0.4
|
Mawrth 2016
|
3.3
|
3.6
|
3.3
|
3.3
|
3.3
|
Ebrill 2016
|
-2.4
|
-2.6
|
-2.5
|
-2.2
|
-2.4
|
Mai 2016
|
-1.8
|
-2.5
|
-2.0
|
-1.7
|
-1.4
|
Mehefin 2016
|
-1.4
|
-2.0
|
-1.5
|
-1.3
|
-1.1
|
Gorffennaf 2016
|
4.6
|
4.6
|
4.5
|
4.6
|
4.8
|
Awst 2016
|
4.3
|
4.6
|
4.3
|
4.3
|
4.2
|
Medi 2016
|
-0.1
|
0.1
|
0.2
|
-0.1
|
-0.2
|
Hydref 2016
|
-0.6
|
-0.3
|
-0.6
|
-1.0
|
-0.3
|
Tachwedd 2016
|
-0.8
|
-0.4
|
-0.7
|
-1.0
|
-0.6
|
Rhagfyr 2016
|
-1.0
|
-0.8
|
-1.1
|
-1.1
|
-0.6
|
Ionawr 2017
|
0.7
|
0.7
|
0.7
|
0.8
|
0.5
|
Chwefror 2017
|
-1.6
|
-1.8
|
-1.8
|
-1.7
|
-1.2
|
Mawrth 2017
|
1.2
|
1.2
|
1.1
|
1.1
|
1.4
|
Ebrill 2017
|
-0.7
|
-0.7
|
-0.9
|
-0.8
|
-0.4
|
Mai 2017
|
1.2
|
0.9
|
1.3
|
1.2
|
1.2
|
Mehefin 2017
|
-0.4
|
-0.9
|
-0.6
|
-0.3
|
-0.3
|
Gorffennaf 2017
|
0.6
|
0.2
|
0.7
|
0.5
|
0.6
|
Awst 2017
|
0.5
|
0.6
|
0.4
|
0.7
|
0.2
|
Medi 2017
|
1.0
|
1.5
|
1.2
|
1.0
|
0.7
|
Hydref 2017
|
0.3
|
0.7
|
0.4
|
0.3
|
-0.0
|
Tachwedd 2017
|
-0.8
|
-0.8
|
-0.6
|
-1.0
|
-0.9
|
Rhagfyr 2017
|
-2.0
|
-2.1
|
-1.9
|
-2.0
|
-2.0
|
Ionawr 2018
|
-3.3
|
-3.5
|
-3.2
|
-3.3
|
-3.2
|
Chwefror 2018
|
0.1
|
0.3
|
0.2
|
0.2
|
-0.1
|
Mawrth 2018
|
0.1
|
0.1
|
0.2
|
0.2
|
-0.2
|
Ebrill 2018
|
0.9
|
0.9
|
1.0
|
1.0
|
0.5
|
Mai 2018
|
1.0
|
0.9
|
1.0
|
1.1
|
0.7
|
Mehefin 2018
|
1.8
|
1.9
|
2.0
|
1.6
|
1.8
|
Gorffennaf 2018
|
0.7
|
1.1
|
0.7
|
0.7
|
0.6
|
Awst 2018
|
2.4
|
2.5
|
2.5
|
2.5
|
2.3
|
Medi 2018
|
0.5
|
0.7
|
0.4
|
0.7
|
0.2
|
Hydref 2018
|
-1.1
|
-1.0
|
-1.0
|
-1.1
|
-1.1
|
Tachwedd 2018
|
-3.7
|
-3.4
|
-3.6
|
-3.8
|
-3.9
|
Rhagfyr 2018
|
-0.6
|
-0.7
|
-0.5
|
-0.9
|
-0.3
|
Ionawr 2019
|
1.5
|
1.6
|
1.6
|
1.5
|
1.4
|
Chwefror 2019
|
0.2
|
0.1
|
0.2
|
0.1
|
0.3
|
Mawrth 2019
|
-0.4
|
-0.5
|
-0.4
|
-0.2
|
-0.8
|
Ebrill 2019
|
-2.3
|
-2.6
|
-2.4
|
-2.0
|
-2.4
|
Mai 2019
|
0.5
|
0.2
|
0.5
|
0.8
|
0.1
|
Mehefin 2019
|
-2.9
|
-3.1
|
-2.9
|
-2.8
|
-2.8
|
Gorffennaf 2019
|
2.3
|
2.1
|
2.3
|
2.3
|
2.3
|
Awst 2019
|
2.2
|
2.3
|
2.3
|
2.4
|
2.1
|
Medi 2019
|
2.3
|
2.6
|
2.2
|
2.5
|
2.2
|
Hydref 2019
|
-0.6
|
-0.3
|
-0.3
|
-0.8
|
-0.7
|
Tachwedd 2019
|
1.3
|
1.7
|
1.5
|
1.1
|
1.2
|
Rhagfyr 2019
|
0.1
|
0.3
|
0.3
|
-0.1
|
-0.1
|
Ionawr 2020
|
1.8
|
1.8
|
1.9
|
2.0
|
1.6
|
Chwefror 2020
|
-5.0
|
-4.8
|
-4.9
|
-4.9
|
-5.2
|
Mawrth 2020
|
-0.6
|
-0.5
|
-0.4
|
-0.6
|
-0.8
|
Ebrill 2020
|
-2.9
|
-2.0
|
-2.9
|
-2.7
|
-3.7
|
Mai 2020
|
-0.1
|
0.0
|
-0.0
|
-0.2
|
-0.0
|
Mehefin 2020
|
-0.5
|
-0.7
|
-0.3
|
-0.2
|
-0.9
|
Gorffennaf 2020
|
2.1
|
1.2
|
2.0
|
2.0
|
2.6
|
Awst 2020
|
6.4
|
6.3
|
6.4
|
6.7
|
5.8
|
Dyddiad
|
Pob math o eiddo
|
Tai ar wahân
|
Tai pâr
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Awst 2010
|
81.2
|
82.0
|
80.2
|
80.7
|
83.1
|
Medi 2010
|
83.0
|
84.4
|
82.1
|
82.6
|
84.7
|
Hydref 2010
|
82.4
|
83.8
|
81.6
|
81.8
|
84.0
|
Tachwedd 2010
|
79.7
|
81.4
|
78.9
|
79.0
|
81.4
|
Rhagfyr 2010
|
76.4
|
77.8
|
75.6
|
75.5
|
78.1
|
Ionawr 2011
|
75.4
|
77.0
|
74.6
|
74.5
|
77.2
|
Chwefror 2011
|
76.8
|
78.7
|
76.0
|
75.9
|
78.5
|
Mawrth 2011
|
77.6
|
80.1
|
76.7
|
76.7
|
79.2
|
Ebrill 2011
|
76.6
|
78.9
|
75.7
|
75.7
|
78.1
|
Mai 2011
|
76.0
|
77.6
|
75.1
|
75.3
|
77.9
|
Mehefin 2011
|
77.0
|
77.4
|
76.0
|
76.4
|
79.0
|
Gorffennaf 2011
|
78.9
|
79.0
|
77.8
|
78.4
|
81.1
|
Awst 2011
|
80.4
|
80.9
|
79.6
|
80.0
|
82.1
|
Medi 2011
|
79.4
|
80.6
|
78.7
|
78.9
|
80.7
|
Hydref 2011
|
78.0
|
79.5
|
77.5
|
77.4
|
78.9
|
Tachwedd 2011
|
77.0
|
78.6
|
76.5
|
76.3
|
78.3
|
Rhagfyr 2011
|
76.6
|
77.6
|
76.0
|
75.8
|
78.0
|
Ionawr 2012
|
78.9
|
79.6
|
78.3
|
78.3
|
80.2
|
Chwefror 2012
|
80.9
|
81.7
|
80.4
|
80.4
|
81.9
|
Mawrth 2012
|
82.3
|
82.9
|
81.8
|
81.9
|
83.4
|
Ebrill 2012
|
81.1
|
81.6
|
80.5
|
80.6
|
82.4
|
Mai 2012
|
81.6
|
81.6
|
80.8
|
81.2
|
83.0
|
Mehefin 2012
|
81.6
|
81.5
|
80.7
|
81.5
|
82.8
|
Gorffennaf 2012
|
84.2
|
84.2
|
83.3
|
84.3
|
85.4
|
Awst 2012
|
84.4
|
84.5
|
83.4
|
84.6
|
85.2
|
Medi 2012
|
85.7
|
86.1
|
84.8
|
85.9
|
86.4
|
Hydref 2012
|
84.4
|
84.7
|
83.6
|
84.6
|
85.1
|
Tachwedd 2012
|
84.6
|
85.0
|
83.9
|
84.8
|
85.3
|
Rhagfyr 2012
|
84.5
|
85.0
|
83.8
|
84.7
|
85.0
|
Ionawr 2013
|
85.8
|
86.5
|
85.3
|
85.8
|
86.1
|
Chwefror 2013
|
82.6
|
83.3
|
82.2
|
82.5
|
82.8
|
Mawrth 2013
|
82.3
|
83.1
|
82.0
|
82.1
|
82.7
|
Ebrill 2013
|
81.9
|
82.6
|
81.4
|
81.9
|
82.2
|
Mai 2013
|
83.6
|
84.1
|
83.0
|
83.6
|
83.9
|
Mehefin 2013
|
84.1
|
84.2
|
83.5
|
84.3
|
84.4
|
Gorffennaf 2013
|
85.0
|
85.0
|
84.4
|
85.3
|
85.3
|
Awst 2013
|
87.4
|
87.3
|
86.8
|
87.9
|
87.5
|
Medi 2013
|
88.6
|
89.0
|
88.0
|
89.0
|
88.6
|
Hydref 2013
|
88.3
|
89.0
|
87.9
|
88.6
|
88.3
|
Tachwedd 2013
|
87.2
|
87.8
|
86.9
|
87.3
|
87.2
|
Rhagfyr 2013
|
87.4
|
87.3
|
87.1
|
87.5
|
87.6
|
Ionawr 2014
|
87.8
|
87.7
|
87.6
|
87.9
|
88.1
|
Chwefror 2014
|
88.4
|
88.4
|
88.3
|
88.4
|
88.7
|
Mawrth 2014
|
89.1
|
89.2
|
89.0
|
89.0
|
89.2
|
Ebrill 2014
|
89.6
|
89.5
|
89.4
|
89.7
|
89.6
|
Mai 2014
|
91.8
|
91.4
|
91.5
|
92.1
|
91.8
|
Mehefin 2014
|
93.7
|
93.1
|
93.4
|
94.0
|
93.6
|
Gorffennaf 2014
|
97.2
|
96.6
|
97.0
|
97.8
|
97.0
|
Awst 2014
|
100.1
|
99.6
|
100.0
|
100.6
|
99.6
|
Medi 2014
|
101.8
|
101.5
|
101.7
|
102.2
|
101.3
|
Hydref 2014
|
101.5
|
101.3
|
101.4
|
101.7
|
101.2
|
Tachwedd 2014
|
100.1
|
100.1
|
100.1
|
100.2
|
100.1
|
Rhagfyr 2014
|
99.8
|
99.8
|
99.7
|
99.8
|
99.8
|
Ionawr 2015
|
100.0
|
100.0
|
100.0
|
100.0
|
100.0
|
Chwefror 2015
|
101.2
|
101.1
|
101.0
|
101.2
|
101.4
|
Mawrth 2015
|
102.0
|
102.1
|
101.8
|
102.0
|
102.0
|
Ebrill 2015
|
102.7
|
103.0
|
102.6
|
102.8
|
102.6
|
Mai 2015
|
104.4
|
104.5
|
104.6
|
104.6
|
104.1
|
Mehefin 2015
|
106.3
|
106.3
|
106.5
|
106.7
|
105.5
|
Gorffennaf 2015
|
111.2
|
111.1
|
111.6
|
111.7
|
110.3
|
Awst 2015
|
112.5
|
112.4
|
112.8
|
113.1
|
111.2
|
Medi 2015
|
113.4
|
113.8
|
113.6
|
113.8
|
112.4
|
Hydref 2015
|
110.4
|
111.2
|
110.8
|
110.8
|
109.2
|
Tachwedd 2015
|
110.4
|
111.4
|
110.9
|
110.6
|
109.4
|
Rhagfyr 2015
|
110.2
|
111.1
|
110.8
|
110.5
|
108.9
|
Ionawr 2016
|
112.1
|
112.8
|
112.9
|
112.3
|
110.9
|
Chwefror 2016
|
111.8
|
112.8
|
112.8
|
112.0
|
110.4
|
Mawrth 2016
|
115.5
|
116.8
|
116.4
|
115.6
|
114.0
|
Ebrill 2016
|
112.8
|
113.8
|
113.5
|
113.0
|
111.3
|
Mai 2016
|
110.8
|
110.9
|
111.1
|
111.2
|
109.8
|
Mehefin 2016
|
109.3
|
108.8
|
109.4
|
109.7
|
108.6
|
Gorffennaf 2016
|
114.4
|
113.8
|
114.4
|
114.8
|
113.8
|
Awst 2016
|
119.3
|
119.0
|
119.4
|
119.7
|
118.6
|
Medi 2016
|
119.2
|
119.1
|
119.6
|
119.6
|
118.3
|
Hydref 2016
|
118.4
|
118.7
|
118.9
|
118.4
|
118.0
|
Tachwedd 2016
|
117.5
|
118.3
|
118.1
|
117.2
|
117.2
|
Rhagfyr 2016
|
116.4
|
117.3
|
116.8
|
115.9
|
116.5
|
Ionawr 2017
|
117.2
|
118.1
|
117.5
|
116.8
|
117.1
|
Chwefror 2017
|
115.4
|
116.0
|
115.4
|
114.9
|
115.7
|
Mawrth 2017
|
116.8
|
117.4
|
116.7
|
116.2
|
117.4
|
Ebrill 2017
|
116.0
|
116.5
|
115.7
|
115.2
|
116.9
|
Mai 2017
|
117.4
|
117.6
|
117.2
|
116.6
|
118.3
|
Mehefin 2017
|
116.9
|
116.5
|
116.5
|
116.3
|
118.0
|
Gorffennaf 2017
|
117.5
|
116.7
|
117.4
|
116.9
|
118.8
|
Awst 2017
|
118.1
|
117.4
|
117.9
|
117.7
|
119.0
|
Medi 2017
|
119.3
|
119.2
|
119.3
|
118.8
|
119.8
|
Hydref 2017
|
119.6
|
119.9
|
119.8
|
119.2
|
119.8
|
Tachwedd 2017
|
118.6
|
119.0
|
119.0
|
118.1
|
118.8
|
Rhagfyr 2017
|
116.3
|
116.5
|
116.8
|
115.8
|
116.4
|
Ionawr 2018
|
112.5
|
112.4
|
113.0
|
112.0
|
112.6
|
Chwefror 2018
|
112.6
|
112.8
|
113.2
|
112.2
|
112.5
|
Mawrth 2018
|
112.7
|
112.9
|
113.4
|
112.5
|
112.2
|
Ebrill 2018
|
113.7
|
113.9
|
114.6
|
113.6
|
112.8
|
Mai 2018
|
114.8
|
114.9
|
115.8
|
114.9
|
113.6
|
Mehefin 2018
|
116.8
|
117.2
|
118.1
|
116.7
|
115.6
|
Gorffennaf 2018
|
117.7
|
118.4
|
118.9
|
117.6
|
116.3
|
Awst 2018
|
120.6
|
121.4
|
121.9
|
120.5
|
119.1
|
Medi 2018
|
121.2
|
122.3
|
122.4
|
121.4
|
119.3
|
Hydref 2018
|
119.9
|
121.0
|
121.2
|
120.0
|
118.0
|
Tachwedd 2018
|
115.4
|
116.9
|
116.8
|
115.4
|
113.3
|
Rhagfyr 2018
|
114.7
|
116.1
|
116.3
|
114.4
|
113.0
|
Ionawr 2019
|
116.4
|
118.0
|
118.1
|
116.0
|
114.6
|
Chwefror 2019
|
116.6
|
118.1
|
118.3
|
116.2
|
115.0
|
Mawrth 2019
|
116.1
|
117.6
|
117.8
|
115.9
|
114.0
|
Ebrill 2019
|
113.5
|
114.6
|
115.1
|
113.6
|
111.2
|
Mai 2019
|
114.0
|
114.8
|
115.7
|
114.5
|
111.4
|
Mehefin 2019
|
110.7
|
111.2
|
112.3
|
111.2
|
108.3
|
Gorffennaf 2019
|
113.3
|
113.5
|
114.9
|
113.8
|
110.8
|
Awst 2019
|
115.8
|
116.1
|
117.5
|
116.5
|
113.1
|
Medi 2019
|
118.5
|
119.1
|
120.0
|
119.4
|
115.6
|
Hydref 2019
|
117.9
|
118.7
|
119.7
|
118.5
|
114.8
|
Tachwedd 2019
|
119.4
|
120.7
|
121.5
|
119.9
|
116.2
|
Rhagfyr 2019
|
119.5
|
121.1
|
121.9
|
119.8
|
116.1
|
Ionawr 2020
|
121.7
|
123.2
|
124.2
|
122.2
|
118.0
|
Chwefror 2020
|
115.7
|
117.3
|
118.0
|
116.2
|
111.8
|
Mawrth 2020
|
115.0
|
116.7
|
117.5
|
115.6
|
110.9
|
Ebrill 2020
|
111.6
|
114.4
|
114.2
|
112.5
|
106.8
|
Mai 2020
|
111.6
|
114.4
|
114.2
|
112.3
|
106.8
|
Mehefin 2020
|
111.1
|
113.6
|
113.8
|
112.1
|
105.8
|
Gorffennaf 2020
|
113.4
|
115.1
|
116.0
|
114.4
|
108.6
|
Awst 2020
|
120.6
|
122.3
|
123.5
|
122.0
|
114.9
|
Statws y prynwr
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol yn ôl y math o brynwr e.e. Prynwr am y Tro Cyntaf neu Gyn Berchen-Feddiannydd
Statws cyllido
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol a nifer y gwerthiannau yn ôl statws cyllido, e.e. Arian Parod/Morgais
Statws yr eiddo
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol a nifer y gwerthiannau yn ôl cyllido yn ôl statws yr eiddo, e.e. Newydd/Presennol
Dyddiad
|
Adeilad newydd
|
Awst 2010
|
226617.0
|
Medi 2010
|
232445.0
|
Hydref 2010
|
233721.0
|
Tachwedd 2010
|
227094.0
|
Rhagfyr 2010
|
219247.0
|
Ionawr 2011
|
217945.0
|
Chwefror 2011
|
224328.0
|
Mawrth 2011
|
227351.0
|
Ebrill 2011
|
224981.0
|
Mai 2011
|
224607.0
|
Mehefin 2011
|
226515.0
|
Gorffennaf 2011
|
231865.0
|
Awst 2011
|
233754.0
|
Medi 2011
|
229506.0
|
Hydref 2011
|
224751.0
|
Tachwedd 2011
|
223531.0
|
Rhagfyr 2011
|
223356.0
|
Ionawr 2012
|
229418.0
|
Chwefror 2012
|
234017.0
|
Mawrth 2012
|
238233.0
|
Ebrill 2012
|
234681.0
|
Mai 2012
|
235639.0
|
Mehefin 2012
|
234108.0
|
Gorffennaf 2012
|
239104.0
|
Awst 2012
|
237537.0
|
Medi 2012
|
240457.0
|
Hydref 2012
|
239995.0
|
Tachwedd 2012
|
243471.0
|
Rhagfyr 2012
|
246104.0
|
Ionawr 2013
|
247759.0
|
Chwefror 2013
|
236764.0
|
Mawrth 2013
|
235583.0
|
Ebrill 2013
|
235396.0
|
Mai 2013
|
240684.0
|
Mehefin 2013
|
240501.0
|
Gorffennaf 2013
|
241771.0
|
Awst 2013
|
247072.0
|
Medi 2013
|
251905.0
|
Hydref 2013
|
252724.0
|
Tachwedd 2013
|
251291.0
|
Rhagfyr 2013
|
252452.0
|
Ionawr 2014
|
253652.0
|
Chwefror 2014
|
256282.0
|
Mawrth 2014
|
257013.0
|
Ebrill 2014
|
259190.0
|
Mai 2014
|
266454.0
|
Mehefin 2014
|
271889.0
|
Gorffennaf 2014
|
280542.0
|
Awst 2014
|
285522.0
|
Medi 2014
|
288685.0
|
Hydref 2014
|
288258.0
|
Tachwedd 2014
|
283992.0
|
Rhagfyr 2014
|
284669.0
|
Ionawr 2015
|
286792.0
|
Chwefror 2015
|
294000.0
|
Mawrth 2015
|
297800.0
|
Ebrill 2015
|
300205.0
|
Mai 2015
|
303649.0
|
Mehefin 2015
|
304991.0
|
Gorffennaf 2015
|
317583.0
|
Awst 2015
|
318696.0
|
Medi 2015
|
321779.0
|
Hydref 2015
|
313204.0
|
Tachwedd 2015
|
313887.0
|
Rhagfyr 2015
|
317069.0
|
Ionawr 2016
|
322446.0
|
Chwefror 2016
|
321795.0
|
Mawrth 2016
|
326388.0
|
Ebrill 2016
|
323290.0
|
Mai 2016
|
325208.0
|
Mehefin 2016
|
328304.0
|
Gorffennaf 2016
|
339285.0
|
Awst 2016
|
348641.0
|
Medi 2016
|
346720.0
|
Hydref 2016
|
348427.0
|
Tachwedd 2016
|
347861.0
|
Rhagfyr 2016
|
347172.0
|
Ionawr 2017
|
350936.0
|
Chwefror 2017
|
347080.0
|
Mawrth 2017
|
353131.0
|
Ebrill 2017
|
350261.0
|
Mai 2017
|
354621.0
|
Mehefin 2017
|
352166.0
|
Gorffennaf 2017
|
352952.0
|
Awst 2017
|
353534.0
|
Medi 2017
|
355831.0
|
Hydref 2017
|
357327.0
|
Tachwedd 2017
|
353191.0
|
Rhagfyr 2017
|
347258.0
|
Ionawr 2018
|
337355.0
|
Chwefror 2018
|
343518.0
|
Mawrth 2018
|
345658.0
|
Ebrill 2018
|
347160.0
|
Mai 2018
|
345325.0
|
Mehefin 2018
|
348035.0
|
Gorffennaf 2018
|
348189.0
|
Awst 2018
|
355938.0
|
Medi 2018
|
359134.0
|
Hydref 2018
|
358514.0
|
Tachwedd 2018
|
343134.0
|
Rhagfyr 2018
|
338862.0
|
Ionawr 2019
|
342421.0
|
Chwefror 2019
|
349345.0
|
Mawrth 2019
|
349552.0
|
Ebrill 2019
|
344172.0
|
Mai 2019
|
344263.0
|
Mehefin 2019
|
333108.0
|
Gorffennaf 2019
|
340707.0
|
Awst 2019
|
349828.0
|
Medi 2019
|
360091.0
|
Hydref 2019
|
354445.0
|
Tachwedd 2019
|
353524.0
|
Rhagfyr 2019
|
349236.0
|
Ionawr 2020
|
359459.0
|
Chwefror 2020
|
338149.0
|
Mawrth 2020
|
337073.0
|
Ebrill 2020
|
321902.0
|
Mai 2020
|
327295.0
|
Mehefin 2020
|
321444.0
|
Gorffennaf 2020
|
328516.0
|
Awst 2020
|
348973.0
|
Dyddiad
|
Adeilad newydd
|
Awst 2010
|
7.5
|
Medi 2010
|
10.4
|
Hydref 2010
|
10.7
|
Tachwedd 2010
|
8.3
|
Rhagfyr 2010
|
3.9
|
Ionawr 2011
|
2.9
|
Chwefror 2011
|
3.7
|
Mawrth 2011
|
3.5
|
Ebrill 2011
|
1.0
|
Mai 2011
|
1.3
|
Mehefin 2011
|
2.2
|
Gorffennaf 2011
|
3.7
|
Awst 2011
|
3.2
|
Medi 2011
|
-1.3
|
Hydref 2011
|
-3.8
|
Tachwedd 2011
|
-1.6
|
Rhagfyr 2011
|
1.9
|
Ionawr 2012
|
5.3
|
Chwefror 2012
|
4.3
|
Mawrth 2012
|
4.8
|
Ebrill 2012
|
4.3
|
Mai 2012
|
4.9
|
Mehefin 2012
|
3.4
|
Gorffennaf 2012
|
3.1
|
Awst 2012
|
1.6
|
Medi 2012
|
4.8
|
Hydref 2012
|
6.8
|
Tachwedd 2012
|
8.9
|
Rhagfyr 2012
|
10.2
|
Ionawr 2013
|
8.0
|
Chwefror 2013
|
1.2
|
Mawrth 2013
|
-1.1
|
Ebrill 2013
|
0.3
|
Mai 2013
|
2.1
|
Mehefin 2013
|
2.7
|
Gorffennaf 2013
|
1.1
|
Awst 2013
|
4.0
|
Medi 2013
|
4.8
|
Hydref 2013
|
5.3
|
Tachwedd 2013
|
3.2
|
Rhagfyr 2013
|
2.6
|
Ionawr 2014
|
2.4
|
Chwefror 2014
|
8.2
|
Mawrth 2014
|
9.1
|
Ebrill 2014
|
10.1
|
Mai 2014
|
10.7
|
Mehefin 2014
|
13.0
|
Gorffennaf 2014
|
16.0
|
Awst 2014
|
15.6
|
Medi 2014
|
14.6
|
Hydref 2014
|
14.1
|
Tachwedd 2014
|
13.0
|
Rhagfyr 2014
|
12.8
|
Ionawr 2015
|
13.1
|
Chwefror 2015
|
14.7
|
Mawrth 2015
|
15.9
|
Ebrill 2015
|
15.8
|
Mai 2015
|
14.0
|
Mehefin 2015
|
12.2
|
Gorffennaf 2015
|
13.2
|
Awst 2015
|
11.6
|
Medi 2015
|
11.5
|
Hydref 2015
|
8.6
|
Tachwedd 2015
|
10.5
|
Rhagfyr 2015
|
11.4
|
Ionawr 2016
|
12.4
|
Chwefror 2016
|
9.4
|
Mawrth 2016
|
9.6
|
Ebrill 2016
|
7.7
|
Mai 2016
|
7.1
|
Mehefin 2016
|
7.6
|
Gorffennaf 2016
|
6.8
|
Awst 2016
|
9.4
|
Medi 2016
|
7.8
|
Hydref 2016
|
11.2
|
Tachwedd 2016
|
10.8
|
Rhagfyr 2016
|
9.5
|
Ionawr 2017
|
8.8
|
Chwefror 2017
|
7.9
|
Mawrth 2017
|
8.2
|
Ebrill 2017
|
5.1
|
Mai 2017
|
6.9
|
Mehefin 2017
|
7.3
|
Gorffennaf 2017
|
4.0
|
Awst 2017
|
1.4
|
Medi 2017
|
2.6
|
Hydref 2017
|
2.6
|
Tachwedd 2017
|
1.5
|
Rhagfyr 2017
|
0.0
|
Ionawr 2018
|
-3.9
|
Chwefror 2018
|
-1.0
|
Mawrth 2018
|
-2.1
|
Ebrill 2018
|
-0.9
|
Mai 2018
|
-2.6
|
Mehefin 2018
|
-1.2
|
Gorffennaf 2018
|
-1.4
|
Awst 2018
|
0.7
|
Medi 2018
|
0.9
|
Hydref 2018
|
0.3
|
Tachwedd 2018
|
-2.8
|
Rhagfyr 2018
|
-2.4
|
Ionawr 2019
|
1.5
|
Chwefror 2019
|
1.7
|
Mawrth 2019
|
1.1
|
Ebrill 2019
|
-0.9
|
Mai 2019
|
-0.3
|
Mehefin 2019
|
-4.3
|
Gorffennaf 2019
|
-2.2
|
Awst 2019
|
-1.7
|
Medi 2019
|
0.3
|
Hydref 2019
|
-1.1
|
Tachwedd 2019
|
3.0
|
Rhagfyr 2019
|
3.1
|
Ionawr 2020
|
5.0
|
Chwefror 2020
|
-3.2
|
Mawrth 2020
|
-3.6
|
Ebrill 2020
|
-6.5
|
Mai 2020
|
-4.9
|
Mehefin 2020
|
-3.5
|
Gorffennaf 2020
|
-3.6
|
Awst 2020
|
-0.2
|
Dyddiad
|
Adeilad newydd
|
Awst 2010
|
1.3
|
Medi 2010
|
2.6
|
Hydref 2010
|
0.6
|
Tachwedd 2010
|
-2.8
|
Rhagfyr 2010
|
-3.5
|
Ionawr 2011
|
-0.6
|
Chwefror 2011
|
2.9
|
Mawrth 2011
|
1.4
|
Ebrill 2011
|
-1.0
|
Mai 2011
|
-0.2
|
Mehefin 2011
|
0.8
|
Gorffennaf 2011
|
2.4
|
Awst 2011
|
0.8
|
Medi 2011
|
-1.8
|
Hydref 2011
|
-2.1
|
Tachwedd 2011
|
-0.5
|
Rhagfyr 2011
|
-0.1
|
Ionawr 2012
|
2.7
|
Chwefror 2012
|
2.0
|
Mawrth 2012
|
1.8
|
Ebrill 2012
|
-1.5
|
Mai 2012
|
0.4
|
Mehefin 2012
|
-0.6
|
Gorffennaf 2012
|
2.1
|
Awst 2012
|
-0.7
|
Medi 2012
|
1.2
|
Hydref 2012
|
-0.2
|
Tachwedd 2012
|
1.4
|
Rhagfyr 2012
|
1.1
|
Ionawr 2013
|
0.7
|
Chwefror 2013
|
-4.4
|
Mawrth 2013
|
-0.5
|
Ebrill 2013
|
-0.1
|
Mai 2013
|
2.2
|
Mehefin 2013
|
-0.1
|
Gorffennaf 2013
|
0.5
|
Awst 2013
|
2.2
|
Medi 2013
|
2.0
|
Hydref 2013
|
0.3
|
Tachwedd 2013
|
-0.6
|
Rhagfyr 2013
|
0.5
|
Ionawr 2014
|
0.5
|
Chwefror 2014
|
1.0
|
Mawrth 2014
|
0.3
|
Ebrill 2014
|
0.8
|
Mai 2014
|
2.8
|
Mehefin 2014
|
2.0
|
Gorffennaf 2014
|
3.2
|
Awst 2014
|
1.8
|
Medi 2014
|
1.1
|
Hydref 2014
|
-0.2
|
Tachwedd 2014
|
-1.5
|
Rhagfyr 2014
|
0.2
|
Ionawr 2015
|
0.8
|
Chwefror 2015
|
2.5
|
Mawrth 2015
|
1.3
|
Ebrill 2015
|
0.8
|
Mai 2015
|
1.2
|
Mehefin 2015
|
0.4
|
Gorffennaf 2015
|
4.1
|
Awst 2015
|
0.4
|
Medi 2015
|
1.0
|
Hydref 2015
|
-2.7
|
Tachwedd 2015
|
0.2
|
Rhagfyr 2015
|
1.0
|
Ionawr 2016
|
1.7
|
Chwefror 2016
|
-0.2
|
Mawrth 2016
|
1.4
|
Ebrill 2016
|
-1.0
|
Mai 2016
|
0.6
|
Mehefin 2016
|
1.0
|
Gorffennaf 2016
|
3.3
|
Awst 2016
|
2.8
|
Medi 2016
|
-0.6
|
Hydref 2016
|
0.5
|
Tachwedd 2016
|
-0.2
|
Rhagfyr 2016
|
-0.2
|
Ionawr 2017
|
1.1
|
Chwefror 2017
|
-1.1
|
Mawrth 2017
|
1.7
|
Ebrill 2017
|
-0.8
|
Mai 2017
|
1.2
|
Mehefin 2017
|
-0.7
|
Gorffennaf 2017
|
0.2
|
Awst 2017
|
0.2
|
Medi 2017
|
0.6
|
Hydref 2017
|
0.4
|
Tachwedd 2017
|
-1.2
|
Rhagfyr 2017
|
-1.7
|
Ionawr 2018
|
-2.8
|
Chwefror 2018
|
1.8
|
Mawrth 2018
|
0.6
|
Ebrill 2018
|
0.4
|
Mai 2018
|
-0.5
|
Mehefin 2018
|
0.8
|
Gorffennaf 2018
|
0.0
|
Awst 2018
|
2.2
|
Medi 2018
|
0.9
|
Hydref 2018
|
-0.2
|
Tachwedd 2018
|
-4.3
|
Rhagfyr 2018
|
-1.2
|
Ionawr 2019
|
1.0
|
Chwefror 2019
|
2.0
|
Mawrth 2019
|
0.1
|
Ebrill 2019
|
-1.5
|
Mai 2019
|
0.0
|
Mehefin 2019
|
-3.2
|
Gorffennaf 2019
|
2.3
|
Awst 2019
|
2.7
|
Medi 2019
|
2.9
|
Hydref 2019
|
-1.6
|
Tachwedd 2019
|
-0.3
|
Rhagfyr 2019
|
-1.2
|
Ionawr 2020
|
2.9
|
Chwefror 2020
|
-5.9
|
Mawrth 2020
|
-0.3
|
Ebrill 2020
|
-4.5
|
Mai 2020
|
1.7
|
Mehefin 2020
|
-1.8
|
Gorffennaf 2020
|
2.2
|
Awst 2020
|
6.2
|
Dyddiad
|
Adeilad newydd
|
Awst 2010
|
79.0
|
Medi 2010
|
81.0
|
Hydref 2010
|
81.5
|
Tachwedd 2010
|
79.2
|
Rhagfyr 2010
|
76.4
|
Ionawr 2011
|
76.0
|
Chwefror 2011
|
78.2
|
Mawrth 2011
|
79.3
|
Ebrill 2011
|
78.4
|
Mai 2011
|
78.3
|
Mehefin 2011
|
79.0
|
Gorffennaf 2011
|
80.8
|
Awst 2011
|
81.5
|
Medi 2011
|
80.0
|
Hydref 2011
|
78.4
|
Tachwedd 2011
|
77.9
|
Rhagfyr 2011
|
77.9
|
Ionawr 2012
|
80.0
|
Chwefror 2012
|
81.6
|
Mawrth 2012
|
83.1
|
Ebrill 2012
|
81.8
|
Mai 2012
|
82.2
|
Mehefin 2012
|
81.6
|
Gorffennaf 2012
|
83.4
|
Awst 2012
|
82.8
|
Medi 2012
|
83.8
|
Hydref 2012
|
83.7
|
Tachwedd 2012
|
84.9
|
Rhagfyr 2012
|
85.8
|
Ionawr 2013
|
86.4
|
Chwefror 2013
|
82.6
|
Mawrth 2013
|
82.1
|
Ebrill 2013
|
82.1
|
Mai 2013
|
83.9
|
Mehefin 2013
|
83.9
|
Gorffennaf 2013
|
84.3
|
Awst 2013
|
86.2
|
Medi 2013
|
87.8
|
Hydref 2013
|
88.1
|
Tachwedd 2013
|
87.6
|
Rhagfyr 2013
|
88.0
|
Ionawr 2014
|
88.4
|
Chwefror 2014
|
89.4
|
Mawrth 2014
|
89.6
|
Ebrill 2014
|
90.4
|
Mai 2014
|
92.9
|
Mehefin 2014
|
94.8
|
Gorffennaf 2014
|
97.8
|
Awst 2014
|
99.6
|
Medi 2014
|
100.7
|
Hydref 2014
|
100.5
|
Tachwedd 2014
|
99.0
|
Rhagfyr 2014
|
99.3
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
102.5
|
Mawrth 2015
|
103.8
|
Ebrill 2015
|
104.7
|
Mai 2015
|
105.9
|
Mehefin 2015
|
106.4
|
Gorffennaf 2015
|
110.7
|
Awst 2015
|
111.1
|
Medi 2015
|
112.2
|
Hydref 2015
|
109.2
|
Tachwedd 2015
|
109.4
|
Rhagfyr 2015
|
110.6
|
Ionawr 2016
|
112.4
|
Chwefror 2016
|
112.2
|
Mawrth 2016
|
113.8
|
Ebrill 2016
|
112.7
|
Mai 2016
|
113.4
|
Mehefin 2016
|
114.5
|
Gorffennaf 2016
|
118.3
|
Awst 2016
|
121.6
|
Medi 2016
|
120.9
|
Hydref 2016
|
121.5
|
Tachwedd 2016
|
121.3
|
Rhagfyr 2016
|
121.0
|
Ionawr 2017
|
122.4
|
Chwefror 2017
|
121.0
|
Mawrth 2017
|
123.1
|
Ebrill 2017
|
122.1
|
Mai 2017
|
123.6
|
Mehefin 2017
|
122.8
|
Gorffennaf 2017
|
123.1
|
Awst 2017
|
123.3
|
Medi 2017
|
124.1
|
Hydref 2017
|
124.6
|
Tachwedd 2017
|
123.2
|
Rhagfyr 2017
|
121.1
|
Ionawr 2018
|
117.6
|
Chwefror 2018
|
119.8
|
Mawrth 2018
|
120.5
|
Ebrill 2018
|
121.0
|
Mai 2018
|
120.4
|
Mehefin 2018
|
121.4
|
Gorffennaf 2018
|
121.4
|
Awst 2018
|
124.1
|
Medi 2018
|
125.2
|
Hydref 2018
|
125.0
|
Tachwedd 2018
|
119.6
|
Rhagfyr 2018
|
118.2
|
Ionawr 2019
|
119.4
|
Chwefror 2019
|
121.8
|
Mawrth 2019
|
121.9
|
Ebrill 2019
|
120.0
|
Mai 2019
|
120.0
|
Mehefin 2019
|
116.2
|
Gorffennaf 2019
|
118.8
|
Awst 2019
|
122.0
|
Medi 2019
|
125.6
|
Hydref 2019
|
123.6
|
Tachwedd 2019
|
123.3
|
Rhagfyr 2019
|
121.8
|
Ionawr 2020
|
125.3
|
Chwefror 2020
|
117.9
|
Mawrth 2020
|
117.5
|
Ebrill 2020
|
112.2
|
Mai 2020
|
114.1
|
Mehefin 2020
|
112.1
|
Gorffennaf 2020
|
114.6
|
Awst 2020
|
121.7
|