Cysylltau cyflym:
yn ôl math o eiddo
yn ôl statws y prynwr
yn ôl statws cyllido
yn ôl statws yr eiddo
Ystadegau Prisiau Tai
Math o eiddo
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol ar gyfer pob math o eiddo neu ganolbwyntio ar un penodol.
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Tai teras
|
Ionawr 2000
|
114608.0
|
131329.0
|
109610.0
|
Chwefror 2000
|
118261.0
|
135302.0
|
113216.0
|
Mawrth 2000
|
123269.0
|
141220.0
|
118049.0
|
Ebrill 2000
|
129048.0
|
147503.0
|
123701.0
|
Mai 2000
|
132285.0
|
151424.0
|
126678.0
|
Mehefin 2000
|
133826.0
|
153148.0
|
127998.0
|
Gorffennaf 2000
|
132108.0
|
151525.0
|
126216.0
|
Awst 2000
|
135028.0
|
154977.0
|
128658.0
|
Medi 2000
|
136072.0
|
156008.0
|
129465.0
|
Hydref 2000
|
137235.0
|
157552.0
|
130227.0
|
Tachwedd 2000
|
133935.0
|
153532.0
|
126972.0
|
Rhagfyr 2000
|
133028.0
|
152333.0
|
125989.0
|
Ionawr 2001
|
135679.0
|
154876.0
|
128711.0
|
Chwefror 2001
|
139968.0
|
159841.0
|
133132.0
|
Mawrth 2001
|
139997.0
|
160132.0
|
133319.0
|
Ebrill 2001
|
142125.0
|
162236.0
|
135655.0
|
Mai 2001
|
143112.0
|
163075.0
|
136761.0
|
Mehefin 2001
|
146981.0
|
167220.0
|
140536.0
|
Gorffennaf 2001
|
150868.0
|
171874.0
|
144095.0
|
Awst 2001
|
158279.0
|
180184.0
|
151029.0
|
Medi 2001
|
163734.0
|
186161.0
|
156201.0
|
Hydref 2001
|
162544.0
|
184865.0
|
154805.0
|
Tachwedd 2001
|
161860.0
|
184399.0
|
153691.0
|
Rhagfyr 2001
|
158436.0
|
180674.0
|
150072.0
|
Ionawr 2002
|
161327.0
|
183989.0
|
152718.0
|
Chwefror 2002
|
159636.0
|
181711.0
|
151503.0
|
Mawrth 2002
|
166906.0
|
190038.0
|
158585.0
|
Ebrill 2002
|
169814.0
|
192948.0
|
161413.0
|
Mai 2002
|
176159.0
|
200329.0
|
167364.0
|
Mehefin 2002
|
178735.0
|
202751.0
|
170127.0
|
Gorffennaf 2002
|
181074.0
|
205424.0
|
172602.0
|
Awst 2002
|
182792.0
|
207136.0
|
174376.0
|
Medi 2002
|
187231.0
|
212587.0
|
178495.0
|
Hydref 2002
|
188602.0
|
214644.0
|
179318.0
|
Tachwedd 2002
|
193266.0
|
219922.0
|
183529.0
|
Rhagfyr 2002
|
191028.0
|
217533.0
|
181161.0
|
Ionawr 2003
|
193201.0
|
219221.0
|
183663.0
|
Chwefror 2003
|
192296.0
|
218487.0
|
182834.0
|
Mawrth 2003
|
195420.0
|
221895.0
|
185895.0
|
Ebrill 2003
|
194316.0
|
221341.0
|
184410.0
|
Mai 2003
|
192888.0
|
219831.0
|
183163.0
|
Mehefin 2003
|
193287.0
|
220032.0
|
183583.0
|
Gorffennaf 2003
|
196872.0
|
224088.0
|
187450.0
|
Awst 2003
|
198553.0
|
226033.0
|
189155.0
|
Medi 2003
|
200737.0
|
228971.0
|
191458.0
|
Hydref 2003
|
200902.0
|
228947.0
|
191753.0
|
Tachwedd 2003
|
204865.0
|
233476.0
|
195574.0
|
Rhagfyr 2003
|
203118.0
|
231233.0
|
194047.0
|
Ionawr 2004
|
205082.0
|
233678.0
|
195641.0
|
Chwefror 2004
|
201603.0
|
229334.0
|
192423.0
|
Mawrth 2004
|
200151.0
|
227195.0
|
191211.0
|
Ebrill 2004
|
202499.0
|
229537.0
|
194205.0
|
Mai 2004
|
205274.0
|
232427.0
|
197327.0
|
Mehefin 2004
|
210962.0
|
239031.0
|
202878.0
|
Gorffennaf 2004
|
210051.0
|
238470.0
|
201848.0
|
Awst 2004
|
215634.0
|
244984.0
|
207094.0
|
Medi 2004
|
221340.0
|
251962.0
|
212325.0
|
Hydref 2004
|
223318.0
|
253493.0
|
214120.0
|
Tachwedd 2004
|
222646.0
|
252593.0
|
213340.0
|
Rhagfyr 2004
|
218030.0
|
246613.0
|
209107.0
|
Ionawr 2005
|
219263.0
|
247375.0
|
210913.0
|
Chwefror 2005
|
211196.0
|
238446.0
|
203420.0
|
Mawrth 2005
|
213647.0
|
241291.0
|
206075.0
|
Ebrill 2005
|
213925.0
|
242072.0
|
206423.0
|
Mai 2005
|
218717.0
|
247001.0
|
211149.0
|
Mehefin 2005
|
215581.0
|
243232.0
|
208614.0
|
Gorffennaf 2005
|
217541.0
|
245959.0
|
210379.0
|
Awst 2005
|
221082.0
|
250021.0
|
214031.0
|
Medi 2005
|
225654.0
|
255586.0
|
218196.0
|
Hydref 2005
|
224499.0
|
253738.0
|
217030.0
|
Tachwedd 2005
|
223009.0
|
252303.0
|
215383.0
|
Rhagfyr 2005
|
219281.0
|
247513.0
|
211801.0
|
Ionawr 2006
|
219690.0
|
247801.0
|
212754.0
|
Chwefror 2006
|
223584.0
|
251546.0
|
216634.0
|
Mawrth 2006
|
231327.0
|
260694.0
|
224049.0
|
Ebrill 2006
|
236339.0
|
266247.0
|
228798.0
|
Mai 2006
|
243953.0
|
275101.0
|
236070.0
|
Mehefin 2006
|
243536.0
|
274667.0
|
235929.0
|
Gorffennaf 2006
|
248388.0
|
280504.0
|
241293.0
|
Awst 2006
|
245814.0
|
277679.0
|
239822.0
|
Medi 2006
|
251239.0
|
284032.0
|
245414.0
|
Hydref 2006
|
251950.0
|
284689.0
|
245809.0
|
Tachwedd 2006
|
256540.0
|
290341.0
|
250115.0
|
Rhagfyr 2006
|
260738.0
|
294828.0
|
254352.0
|
Ionawr 2007
|
261935.0
|
296463.0
|
255533.0
|
Chwefror 2007
|
262304.0
|
296628.0
|
255388.0
|
Mawrth 2007
|
260488.0
|
295081.0
|
253979.0
|
Ebrill 2007
|
264463.0
|
299201.0
|
258706.0
|
Mai 2007
|
269630.0
|
304407.0
|
264312.0
|
Mehefin 2007
|
272286.0
|
307275.0
|
267075.0
|
Gorffennaf 2007
|
273461.0
|
308601.0
|
267957.0
|
Awst 2007
|
275348.0
|
311456.0
|
270668.0
|
Medi 2007
|
273835.0
|
309934.0
|
269007.0
|
Hydref 2007
|
275913.0
|
311794.0
|
270819.0
|
Tachwedd 2007
|
276910.0
|
312999.0
|
270854.0
|
Rhagfyr 2007
|
283241.0
|
319775.0
|
276938.0
|
Ionawr 2008
|
277322.0
|
313440.0
|
270712.0
|
Chwefror 2008
|
273256.0
|
308559.0
|
266411.0
|
Mawrth 2008
|
266227.0
|
300540.0
|
259574.0
|
Ebrill 2008
|
262265.0
|
296262.0
|
256332.0
|
Mai 2008
|
259493.0
|
293313.0
|
254444.0
|
Mehefin 2008
|
260300.0
|
294306.0
|
255549.0
|
Gorffennaf 2008
|
260986.0
|
295442.0
|
256006.0
|
Awst 2008
|
253364.0
|
287287.0
|
248785.0
|
Medi 2008
|
241964.0
|
274395.0
|
237514.0
|
Hydref 2008
|
233401.0
|
264293.0
|
229457.0
|
Tachwedd 2008
|
229644.0
|
259784.0
|
225508.0
|
Rhagfyr 2008
|
230543.0
|
261288.0
|
226783.0
|
Ionawr 2009
|
232708.0
|
263284.0
|
227946.0
|
Chwefror 2009
|
229984.0
|
259654.0
|
224559.0
|
Mawrth 2009
|
224469.0
|
252298.0
|
218224.0
|
Ebrill 2009
|
226924.0
|
255100.0
|
221452.0
|
Mai 2009
|
236799.0
|
266163.0
|
232259.0
|
Mehefin 2009
|
242081.0
|
272688.0
|
238652.0
|
Gorffennaf 2009
|
242208.0
|
273768.0
|
239597.0
|
Awst 2009
|
249031.0
|
282511.0
|
246707.0
|
Medi 2009
|
259444.0
|
294623.0
|
257231.0
|
Hydref 2009
|
260008.0
|
295717.0
|
257717.0
|
Tachwedd 2009
|
256509.0
|
291674.0
|
254859.0
|
Rhagfyr 2009
|
252724.0
|
288316.0
|
251642.0
|
Ionawr 2010
|
259719.0
|
297018.0
|
259640.0
|
Chwefror 2010
|
261556.0
|
300158.0
|
261867.0
|
Mawrth 2010
|
264174.0
|
302442.0
|
264118.0
|
Ebrill 2010
|
265923.0
|
304028.0
|
265551.0
|
Mai 2010
|
267946.0
|
305698.0
|
267292.0
|
Mehefin 2010
|
265516.0
|
303418.0
|
265712.0
|
Gorffennaf 2010
|
266869.0
|
305236.0
|
267877.0
|
Awst 2010
|
267784.0
|
307270.0
|
269268.0
|
Medi 2010
|
276254.0
|
317177.0
|
277603.0
|
Hydref 2010
|
280236.0
|
321733.0
|
280974.0
|
Tachwedd 2010
|
278565.0
|
319457.0
|
278629.0
|
Rhagfyr 2010
|
274684.0
|
315337.0
|
274331.0
|
Ionawr 2011
|
266381.0
|
305586.0
|
265623.0
|
Chwefror 2011
|
263022.0
|
301508.0
|
262100.0
|
Mawrth 2011
|
263634.0
|
301670.0
|
262340.0
|
Ebrill 2011
|
269614.0
|
308477.0
|
268270.0
|
Mai 2011
|
273540.0
|
312276.0
|
272224.0
|
Mehefin 2011
|
276489.0
|
315935.0
|
275757.0
|
Gorffennaf 2011
|
278894.0
|
318338.0
|
278373.0
|
Awst 2011
|
280828.0
|
322150.0
|
280850.0
|
Medi 2011
|
278048.0
|
319297.0
|
278262.0
|
Hydref 2011
|
281311.0
|
324386.0
|
281359.0
|
Tachwedd 2011
|
289636.0
|
333067.0
|
289152.0
|
Rhagfyr 2011
|
293263.0
|
337080.0
|
292509.0
|
Ionawr 2012
|
291781.0
|
335487.0
|
291614.0
|
Chwefror 2012
|
283983.0
|
327246.0
|
284358.0
|
Mawrth 2012
|
281111.0
|
323959.0
|
281626.0
|
Ebrill 2012
|
285799.0
|
328503.0
|
286244.0
|
Mai 2012
|
294969.0
|
338250.0
|
295787.0
|
Mehefin 2012
|
298007.0
|
341360.0
|
300132.0
|
Gorffennaf 2012
|
298866.0
|
342637.0
|
301813.0
|
Awst 2012
|
297753.0
|
341967.0
|
301927.0
|
Medi 2012
|
306265.0
|
352235.0
|
310305.0
|
Hydref 2012
|
300593.0
|
345544.0
|
304381.0
|
Tachwedd 2012
|
302677.0
|
347642.0
|
305907.0
|
Rhagfyr 2012
|
302079.0
|
346876.0
|
305048.0
|
Ionawr 2013
|
312977.0
|
360786.0
|
316012.0
|
Chwefror 2013
|
312155.0
|
360149.0
|
314809.0
|
Mawrth 2013
|
316791.0
|
364719.0
|
318452.0
|
Ebrill 2013
|
317049.0
|
362697.0
|
318671.0
|
Mai 2013
|
323217.0
|
369331.0
|
324891.0
|
Mehefin 2013
|
320978.0
|
367682.0
|
324005.0
|
Gorffennaf 2013
|
322698.0
|
370341.0
|
326469.0
|
Awst 2013
|
324151.0
|
372485.0
|
328605.0
|
Medi 2013
|
322689.0
|
370548.0
|
326552.0
|
Hydref 2013
|
326857.0
|
375505.0
|
329717.0
|
Tachwedd 2013
|
326304.0
|
374516.0
|
328567.0
|
Rhagfyr 2013
|
340156.0
|
390288.0
|
341970.0
|
Ionawr 2014
|
332630.0
|
382104.0
|
334155.0
|
Chwefror 2014
|
336920.0
|
387670.0
|
337867.0
|
Mawrth 2014
|
328271.0
|
378149.0
|
329260.0
|
Ebrill 2014
|
342230.0
|
393952.0
|
343859.0
|
Mai 2014
|
351716.0
|
404147.0
|
353931.0
|
Mehefin 2014
|
366614.0
|
421492.0
|
369592.0
|
Gorffennaf 2014
|
369575.0
|
425561.0
|
373084.0
|
Awst 2014
|
371578.0
|
429366.0
|
375823.0
|
Medi 2014
|
373745.0
|
432492.0
|
377884.0
|
Hydref 2014
|
371143.0
|
429750.0
|
374458.0
|
Tachwedd 2014
|
368204.0
|
426420.0
|
370669.0
|
Rhagfyr 2014
|
364462.0
|
421578.0
|
366216.0
|
Ionawr 2015
|
375085.0
|
433531.0
|
376667.0
|
Chwefror 2015
|
381836.0
|
440181.0
|
383001.0
|
Mawrth 2015
|
387493.0
|
446671.0
|
388583.0
|
Ebrill 2015
|
386169.0
|
445088.0
|
387391.0
|
Mai 2015
|
392630.0
|
452980.0
|
393820.0
|
Mehefin 2015
|
402532.0
|
464994.0
|
404705.0
|
Gorffennaf 2015
|
408336.0
|
471990.0
|
410703.0
|
Awst 2015
|
411637.0
|
475969.0
|
414772.0
|
Medi 2015
|
413637.0
|
478307.0
|
416017.0
|
Hydref 2015
|
414819.0
|
480331.0
|
416990.0
|
Tachwedd 2015
|
416642.0
|
482966.0
|
418302.0
|
Rhagfyr 2015
|
425457.0
|
493771.0
|
427159.0
|
Ionawr 2016
|
429178.0
|
499035.0
|
430670.0
|
Chwefror 2016
|
432011.0
|
502813.0
|
433221.0
|
Mawrth 2016
|
430219.0
|
500026.0
|
431096.0
|
Ebrill 2016
|
437219.0
|
506710.0
|
438552.0
|
Mai 2016
|
430822.0
|
497840.0
|
432390.0
|
Mehefin 2016
|
425993.0
|
492109.0
|
427658.0
|
Gorffennaf 2016
|
424048.0
|
489835.0
|
425825.0
|
Awst 2016
|
429007.0
|
495704.0
|
430663.0
|
Medi 2016
|
429167.0
|
496512.0
|
430825.0
|
Hydref 2016
|
399642.0
|
462698.0
|
399870.0
|
Tachwedd 2016
|
396817.0
|
459759.0
|
396062.0
|
Rhagfyr 2016
|
399330.0
|
461973.0
|
397848.0
|
Ionawr 2017
|
421207.0
|
486787.0
|
420056.0
|
Chwefror 2017
|
422069.0
|
486436.0
|
420334.0
|
Mawrth 2017
|
420710.0
|
484327.0
|
418502.0
|
Ebrill 2017
|
425216.0
|
488861.0
|
422573.0
|
Mai 2017
|
431736.0
|
497035.0
|
428742.0
|
Mehefin 2017
|
440545.0
|
507000.0
|
438317.0
|
Gorffennaf 2017
|
452358.0
|
521478.0
|
450068.0
|
Awst 2017
|
456022.0
|
526402.0
|
455577.0
|
Medi 2017
|
447954.0
|
518110.0
|
447326.0
|
Hydref 2017
|
438271.0
|
507514.0
|
437629.0
|
Tachwedd 2017
|
436369.0
|
506361.0
|
435330.0
|
Rhagfyr 2017
|
432065.0
|
502088.0
|
431400.0
|
Ionawr 2018
|
429568.0
|
498723.0
|
428765.0
|
Chwefror 2018
|
427626.0
|
495106.0
|
425955.0
|
Mawrth 2018
|
437835.0
|
506748.0
|
436313.0
|
Ebrill 2018
|
440511.0
|
510857.0
|
440178.0
|
Mai 2018
|
439056.0
|
511183.0
|
440338.0
|
Mehefin 2018
|
435934.0
|
509189.0
|
436867.0
|
Gorffennaf 2018
|
441781.0
|
516445.0
|
442821.0
|
Awst 2018
|
446849.0
|
522147.0
|
447575.0
|
Medi 2018
|
443276.0
|
517428.0
|
445175.0
|
Hydref 2018
|
441356.0
|
514926.0
|
442472.0
|
Tachwedd 2018
|
442765.0
|
517960.0
|
444462.0
|
Rhagfyr 2018
|
449219.0
|
526325.0
|
449194.0
|
Ionawr 2019
|
441487.0
|
518046.0
|
441720.0
|
Chwefror 2019
|
429639.0
|
502850.0
|
428908.0
|
Mawrth 2019
|
419765.0
|
491314.0
|
420284.0
|
Ebrill 2019
|
424701.0
|
496663.0
|
426249.0
|
Mai 2019
|
428894.0
|
502227.0
|
431906.0
|
Mehefin 2019
|
432809.0
|
506939.0
|
435780.0
|
Gorffennaf 2019
|
430264.0
|
503944.0
|
433165.0
|
Awst 2019
|
434499.0
|
508936.0
|
438035.0
|
Medi 2019
|
442044.0
|
516228.0
|
446580.0
|
Hydref 2019
|
445665.0
|
522134.0
|
449881.0
|
Tachwedd 2019
|
435823.0
|
512213.0
|
439124.0
|
Rhagfyr 2019
|
431795.0
|
509839.0
|
434490.0
|
Ionawr 2020
|
429570.0
|
507075.0
|
432994.0
|
Chwefror 2020
|
443943.0
|
524095.0
|
447648.0
|
Mawrth 2020
|
444113.0
|
524224.0
|
447805.0
|
Ebrill 2020
|
440337.0
|
519599.0
|
444698.0
|
Mai 2020
|
432051.0
|
509447.0
|
435665.0
|
Mehefin 2020
|
434600.0
|
513494.0
|
439344.0
|
Gorffennaf 2020
|
443115.0
|
523894.0
|
448074.0
|
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Tai teras
|
Ionawr 2000
|
11.9
|
11.3
|
12.3
|
Chwefror 2000
|
17.3
|
16.5
|
17.8
|
Mawrth 2000
|
21.8
|
21.3
|
22.5
|
Ebrill 2000
|
25.9
|
25.2
|
26.3
|
Mai 2000
|
27.5
|
27.2
|
27.5
|
Mehefin 2000
|
26.6
|
26.3
|
26.3
|
Gorffennaf 2000
|
23.9
|
23.9
|
23.5
|
Awst 2000
|
22.4
|
22.6
|
21.7
|
Medi 2000
|
21.5
|
21.7
|
20.6
|
Hydref 2000
|
23.4
|
23.7
|
22.4
|
Tachwedd 2000
|
21.6
|
21.7
|
20.6
|
Rhagfyr 2000
|
20.2
|
20.2
|
19.1
|
Ionawr 2001
|
18.4
|
17.9
|
17.4
|
Chwefror 2001
|
18.4
|
18.1
|
17.6
|
Mawrth 2001
|
13.6
|
13.4
|
12.9
|
Ebrill 2001
|
10.1
|
10.0
|
9.7
|
Mai 2001
|
8.2
|
7.7
|
8.0
|
Mehefin 2001
|
9.8
|
9.2
|
9.8
|
Gorffennaf 2001
|
14.2
|
13.4
|
14.2
|
Awst 2001
|
17.2
|
16.3
|
17.4
|
Medi 2001
|
20.3
|
19.3
|
20.6
|
Hydref 2001
|
18.4
|
17.3
|
18.9
|
Tachwedd 2001
|
20.8
|
20.1
|
21.0
|
Rhagfyr 2001
|
19.1
|
18.6
|
19.1
|
Ionawr 2002
|
18.9
|
18.8
|
18.6
|
Chwefror 2002
|
14.0
|
13.7
|
13.8
|
Mawrth 2002
|
19.2
|
18.7
|
19.0
|
Ebrill 2002
|
19.5
|
18.9
|
19.0
|
Mai 2002
|
23.1
|
22.8
|
22.4
|
Mehefin 2002
|
21.6
|
21.2
|
21.1
|
Gorffennaf 2002
|
20.0
|
19.5
|
19.8
|
Awst 2002
|
15.5
|
15.0
|
15.5
|
Medi 2002
|
14.4
|
14.2
|
14.3
|
Hydref 2002
|
16.0
|
16.1
|
15.8
|
Tachwedd 2002
|
19.4
|
19.3
|
19.4
|
Rhagfyr 2002
|
20.6
|
20.4
|
20.7
|
Ionawr 2003
|
19.8
|
19.2
|
20.3
|
Chwefror 2003
|
20.5
|
20.2
|
20.7
|
Mawrth 2003
|
17.1
|
16.8
|
17.2
|
Ebrill 2003
|
14.4
|
14.7
|
14.2
|
Mai 2003
|
9.5
|
9.7
|
9.4
|
Mehefin 2003
|
8.1
|
8.5
|
7.9
|
Gorffennaf 2003
|
8.7
|
9.1
|
8.6
|
Awst 2003
|
8.6
|
9.1
|
8.5
|
Medi 2003
|
7.2
|
7.7
|
7.3
|
Hydref 2003
|
6.5
|
6.7
|
6.9
|
Tachwedd 2003
|
6.0
|
6.2
|
6.6
|
Rhagfyr 2003
|
6.3
|
6.3
|
7.1
|
Ionawr 2004
|
6.2
|
6.6
|
6.5
|
Chwefror 2004
|
4.8
|
5.0
|
5.2
|
Mawrth 2004
|
2.4
|
2.4
|
2.9
|
Ebrill 2004
|
4.2
|
3.7
|
5.3
|
Mai 2004
|
6.4
|
5.7
|
7.7
|
Mehefin 2004
|
9.1
|
8.6
|
10.5
|
Gorffennaf 2004
|
6.7
|
6.4
|
7.7
|
Awst 2004
|
8.6
|
8.4
|
9.5
|
Medi 2004
|
10.3
|
10.0
|
10.9
|
Hydref 2004
|
11.2
|
10.7
|
11.7
|
Tachwedd 2004
|
8.7
|
8.2
|
9.1
|
Rhagfyr 2004
|
7.3
|
6.6
|
7.8
|
Ionawr 2005
|
6.9
|
5.9
|
7.8
|
Chwefror 2005
|
4.8
|
4.0
|
5.7
|
Mawrth 2005
|
6.7
|
6.2
|
7.8
|
Ebrill 2005
|
5.6
|
5.5
|
6.3
|
Mai 2005
|
6.6
|
6.3
|
7.0
|
Mehefin 2005
|
2.2
|
1.8
|
2.8
|
Gorffennaf 2005
|
3.6
|
3.1
|
4.2
|
Awst 2005
|
2.5
|
2.1
|
3.4
|
Medi 2005
|
2.0
|
1.4
|
2.8
|
Hydref 2005
|
0.5
|
0.1
|
1.4
|
Tachwedd 2005
|
0.2
|
-0.1
|
1.0
|
Rhagfyr 2005
|
0.6
|
0.4
|
1.3
|
Ionawr 2006
|
0.2
|
0.2
|
0.9
|
Chwefror 2006
|
5.9
|
5.5
|
6.5
|
Mawrth 2006
|
8.3
|
8.0
|
8.7
|
Ebrill 2006
|
10.5
|
10.0
|
10.8
|
Mai 2006
|
11.5
|
11.4
|
11.8
|
Mehefin 2006
|
13.0
|
12.9
|
13.1
|
Gorffennaf 2006
|
14.2
|
14.0
|
14.7
|
Awst 2006
|
11.2
|
11.1
|
12.0
|
Medi 2006
|
11.3
|
11.1
|
12.5
|
Hydref 2006
|
12.2
|
12.2
|
13.3
|
Tachwedd 2006
|
15.0
|
15.1
|
16.1
|
Rhagfyr 2006
|
18.9
|
19.1
|
20.1
|
Ionawr 2007
|
19.2
|
19.6
|
20.1
|
Chwefror 2007
|
17.3
|
17.9
|
17.9
|
Mawrth 2007
|
12.6
|
13.2
|
13.4
|
Ebrill 2007
|
11.9
|
12.4
|
13.1
|
Mai 2007
|
10.5
|
10.6
|
12.0
|
Mehefin 2007
|
11.8
|
11.9
|
13.2
|
Gorffennaf 2007
|
10.1
|
10.0
|
11.0
|
Awst 2007
|
12.0
|
12.2
|
12.9
|
Medi 2007
|
9.0
|
9.1
|
9.6
|
Hydref 2007
|
9.5
|
9.5
|
10.2
|
Tachwedd 2007
|
7.9
|
7.8
|
8.3
|
Rhagfyr 2007
|
8.6
|
8.5
|
8.9
|
Ionawr 2008
|
5.9
|
5.7
|
5.9
|
Chwefror 2008
|
4.2
|
4.0
|
4.3
|
Mawrth 2008
|
2.2
|
1.8
|
2.2
|
Ebrill 2008
|
-0.8
|
-1.0
|
-0.9
|
Mai 2008
|
-3.8
|
-3.6
|
-3.7
|
Mehefin 2008
|
-4.4
|
-4.2
|
-4.3
|
Gorffennaf 2008
|
-4.6
|
-4.3
|
-4.5
|
Awst 2008
|
-8.0
|
-7.8
|
-8.1
|
Medi 2008
|
-11.6
|
-11.5
|
-11.7
|
Hydref 2008
|
-15.4
|
-15.2
|
-15.3
|
Tachwedd 2008
|
-17.1
|
-17.0
|
-16.7
|
Rhagfyr 2008
|
-18.6
|
-18.3
|
-18.1
|
Ionawr 2009
|
-16.1
|
-16.0
|
-15.8
|
Chwefror 2009
|
-15.8
|
-15.8
|
-15.7
|
Mawrth 2009
|
-15.7
|
-16.0
|
-15.9
|
Ebrill 2009
|
-13.5
|
-13.9
|
-13.6
|
Mai 2009
|
-8.8
|
-9.3
|
-8.7
|
Mehefin 2009
|
-7.0
|
-7.4
|
-6.6
|
Gorffennaf 2009
|
-7.2
|
-7.3
|
-6.4
|
Awst 2009
|
-1.7
|
-1.7
|
-0.8
|
Medi 2009
|
7.2
|
7.4
|
8.3
|
Hydref 2009
|
11.4
|
11.9
|
12.3
|
Tachwedd 2009
|
11.7
|
12.3
|
13.0
|
Rhagfyr 2009
|
9.6
|
10.3
|
11.0
|
Ionawr 2010
|
11.6
|
12.8
|
13.9
|
Chwefror 2010
|
13.7
|
15.6
|
16.6
|
Mawrth 2010
|
17.7
|
19.9
|
21.0
|
Ebrill 2010
|
17.2
|
19.2
|
19.9
|
Mai 2010
|
13.2
|
14.8
|
15.1
|
Mehefin 2010
|
9.7
|
11.3
|
11.3
|
Gorffennaf 2010
|
10.2
|
11.5
|
11.8
|
Awst 2010
|
7.5
|
8.8
|
9.1
|
Medi 2010
|
6.5
|
7.7
|
7.9
|
Hydref 2010
|
7.8
|
8.8
|
9.0
|
Tachwedd 2010
|
8.6
|
9.5
|
9.3
|
Rhagfyr 2010
|
8.7
|
9.4
|
9.0
|
Ionawr 2011
|
2.6
|
2.9
|
2.3
|
Chwefror 2011
|
0.6
|
0.4
|
0.1
|
Mawrth 2011
|
-0.2
|
-0.3
|
-0.7
|
Ebrill 2011
|
1.4
|
1.5
|
1.0
|
Mai 2011
|
2.1
|
2.2
|
1.8
|
Mehefin 2011
|
4.1
|
4.1
|
3.8
|
Gorffennaf 2011
|
4.5
|
4.3
|
3.9
|
Awst 2011
|
4.9
|
4.8
|
4.3
|
Medi 2011
|
0.6
|
0.7
|
0.2
|
Hydref 2011
|
0.4
|
0.8
|
0.1
|
Tachwedd 2011
|
4.0
|
4.3
|
3.8
|
Rhagfyr 2011
|
6.8
|
6.9
|
6.6
|
Ionawr 2012
|
9.5
|
9.8
|
9.8
|
Chwefror 2012
|
8.0
|
8.5
|
8.5
|
Mawrth 2012
|
6.6
|
7.4
|
7.4
|
Ebrill 2012
|
6.0
|
6.5
|
6.7
|
Mai 2012
|
7.8
|
8.3
|
8.7
|
Mehefin 2012
|
7.8
|
8.0
|
8.8
|
Gorffennaf 2012
|
7.2
|
7.6
|
8.4
|
Awst 2012
|
6.0
|
6.2
|
7.5
|
Medi 2012
|
10.2
|
10.3
|
11.5
|
Hydref 2012
|
6.8
|
6.5
|
8.2
|
Tachwedd 2012
|
4.5
|
4.4
|
5.8
|
Rhagfyr 2012
|
3.0
|
2.9
|
4.3
|
Ionawr 2013
|
7.3
|
7.5
|
8.4
|
Chwefror 2013
|
9.9
|
10.0
|
10.7
|
Mawrth 2013
|
12.7
|
12.6
|
13.1
|
Ebrill 2013
|
10.9
|
10.4
|
11.3
|
Mai 2013
|
9.6
|
9.2
|
9.8
|
Mehefin 2013
|
7.7
|
7.7
|
8.0
|
Gorffennaf 2013
|
8.0
|
8.1
|
8.2
|
Awst 2013
|
8.9
|
8.9
|
8.8
|
Medi 2013
|
5.4
|
5.2
|
5.2
|
Hydref 2013
|
8.7
|
8.7
|
8.3
|
Tachwedd 2013
|
7.8
|
7.7
|
7.4
|
Rhagfyr 2013
|
12.6
|
12.5
|
12.1
|
Ionawr 2014
|
6.3
|
5.9
|
5.7
|
Chwefror 2014
|
7.9
|
7.6
|
7.3
|
Mawrth 2014
|
3.6
|
3.7
|
3.4
|
Ebrill 2014
|
7.9
|
8.6
|
7.9
|
Mai 2014
|
8.8
|
9.4
|
8.9
|
Mehefin 2014
|
14.2
|
14.6
|
14.1
|
Gorffennaf 2014
|
14.5
|
14.9
|
14.3
|
Awst 2014
|
14.6
|
15.3
|
14.4
|
Medi 2014
|
15.8
|
16.7
|
15.7
|
Hydref 2014
|
13.6
|
14.4
|
13.6
|
Tachwedd 2014
|
12.8
|
13.9
|
12.8
|
Rhagfyr 2014
|
7.2
|
8.0
|
7.1
|
Ionawr 2015
|
12.8
|
13.5
|
12.7
|
Chwefror 2015
|
13.3
|
13.6
|
13.4
|
Mawrth 2015
|
18.0
|
18.1
|
18.0
|
Ebrill 2015
|
12.8
|
13.0
|
12.7
|
Mai 2015
|
11.6
|
12.1
|
11.3
|
Mehefin 2015
|
9.8
|
10.3
|
9.5
|
Gorffennaf 2015
|
10.5
|
10.9
|
10.1
|
Awst 2015
|
10.8
|
10.8
|
10.4
|
Medi 2015
|
10.7
|
10.6
|
10.1
|
Hydref 2015
|
11.8
|
11.8
|
11.4
|
Tachwedd 2015
|
13.2
|
13.3
|
12.8
|
Rhagfyr 2015
|
16.7
|
17.1
|
16.6
|
Ionawr 2016
|
14.4
|
15.1
|
14.3
|
Chwefror 2016
|
13.1
|
14.2
|
13.1
|
Mawrth 2016
|
11.0
|
11.9
|
10.9
|
Ebrill 2016
|
13.2
|
13.8
|
13.2
|
Mai 2016
|
9.7
|
9.9
|
9.8
|
Mehefin 2016
|
5.8
|
5.8
|
5.7
|
Gorffennaf 2016
|
3.8
|
3.8
|
3.7
|
Awst 2016
|
4.2
|
4.2
|
3.8
|
Medi 2016
|
3.8
|
3.8
|
3.6
|
Hydref 2016
|
-3.7
|
-3.7
|
-4.1
|
Tachwedd 2016
|
-4.8
|
-4.8
|
-5.3
|
Rhagfyr 2016
|
-6.1
|
-6.4
|
-6.9
|
Ionawr 2017
|
-1.9
|
-2.4
|
-2.5
|
Chwefror 2017
|
-2.3
|
-3.3
|
-3.0
|
Mawrth 2017
|
-2.2
|
-3.1
|
-2.9
|
Ebrill 2017
|
-1.3
|
-1.8
|
-2.0
|
Mai 2017
|
0.9
|
0.6
|
-0.0
|
Mehefin 2017
|
3.4
|
3.0
|
2.5
|
Gorffennaf 2017
|
6.7
|
6.5
|
5.7
|
Awst 2017
|
6.3
|
6.2
|
5.8
|
Medi 2017
|
4.4
|
4.4
|
3.8
|
Hydref 2017
|
9.7
|
9.7
|
9.4
|
Tachwedd 2017
|
10.0
|
10.1
|
9.9
|
Rhagfyr 2017
|
8.2
|
8.7
|
8.4
|
Ionawr 2018
|
2.0
|
2.4
|
2.1
|
Chwefror 2018
|
1.3
|
1.8
|
1.3
|
Mawrth 2018
|
4.1
|
4.6
|
4.3
|
Ebrill 2018
|
3.6
|
4.5
|
4.2
|
Mai 2018
|
1.7
|
2.8
|
2.7
|
Mehefin 2018
|
-1.0
|
0.4
|
-0.3
|
Gorffennaf 2018
|
-2.3
|
-1.0
|
-1.6
|
Awst 2018
|
-2.0
|
-0.8
|
-1.8
|
Medi 2018
|
-1.0
|
-0.1
|
-0.5
|
Hydref 2018
|
0.7
|
1.5
|
1.1
|
Tachwedd 2018
|
1.5
|
2.3
|
2.1
|
Rhagfyr 2018
|
4.0
|
4.8
|
4.1
|
Ionawr 2019
|
2.8
|
3.9
|
3.0
|
Chwefror 2019
|
0.5
|
1.6
|
0.7
|
Mawrth 2019
|
-4.1
|
-3.0
|
-3.7
|
Ebrill 2019
|
-3.6
|
-2.8
|
-3.2
|
Mai 2019
|
-2.3
|
-1.8
|
-1.9
|
Mehefin 2019
|
-0.7
|
-0.4
|
-0.2
|
Gorffennaf 2019
|
-2.6
|
-2.4
|
-2.2
|
Awst 2019
|
-2.8
|
-2.5
|
-2.1
|
Medi 2019
|
-0.3
|
-0.2
|
0.3
|
Hydref 2019
|
1.0
|
1.4
|
1.7
|
Tachwedd 2019
|
-1.6
|
-1.1
|
-1.2
|
Rhagfyr 2019
|
-3.9
|
-3.1
|
-3.3
|
Ionawr 2020
|
-2.7
|
-2.1
|
-2.0
|
Chwefror 2020
|
3.3
|
4.2
|
4.4
|
Mawrth 2020
|
5.8
|
6.7
|
6.6
|
Ebrill 2020
|
3.7
|
4.6
|
4.3
|
Mai 2020
|
0.7
|
1.4
|
0.9
|
Mehefin 2020
|
0.4
|
1.3
|
0.8
|
Gorffennaf 2020
|
3.0
|
4.0
|
3.4
|
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Tai teras
|
Ionawr 2000
|
3.5
|
3.6
|
3.6
|
Chwefror 2000
|
3.2
|
3.0
|
3.3
|
Mawrth 2000
|
4.2
|
4.4
|
4.3
|
Ebrill 2000
|
4.7
|
4.4
|
4.8
|
Mai 2000
|
2.5
|
2.7
|
2.4
|
Mehefin 2000
|
1.2
|
1.1
|
1.0
|
Gorffennaf 2000
|
-1.3
|
-1.1
|
-1.4
|
Awst 2000
|
2.2
|
2.3
|
1.9
|
Medi 2000
|
0.8
|
0.7
|
0.6
|
Hydref 2000
|
0.9
|
1.0
|
0.6
|
Tachwedd 2000
|
-2.4
|
-2.6
|
-2.5
|
Rhagfyr 2000
|
-0.7
|
-0.8
|
-0.8
|
Ionawr 2001
|
2.0
|
1.7
|
2.2
|
Chwefror 2001
|
3.2
|
3.2
|
3.4
|
Mawrth 2001
|
0.0
|
0.2
|
0.1
|
Ebrill 2001
|
1.5
|
1.3
|
1.8
|
Mai 2001
|
0.7
|
0.5
|
0.8
|
Mehefin 2001
|
2.7
|
2.5
|
2.8
|
Gorffennaf 2001
|
2.6
|
2.8
|
2.5
|
Awst 2001
|
4.9
|
4.8
|
4.8
|
Medi 2001
|
3.4
|
3.3
|
3.4
|
Hydref 2001
|
-0.7
|
-0.7
|
-0.9
|
Tachwedd 2001
|
-0.4
|
-0.2
|
-0.7
|
Rhagfyr 2001
|
-2.1
|
-2.0
|
-2.4
|
Ionawr 2002
|
1.8
|
1.8
|
1.8
|
Chwefror 2002
|
-1.0
|
-1.2
|
-0.8
|
Mawrth 2002
|
4.6
|
4.6
|
4.7
|
Ebrill 2002
|
1.7
|
1.5
|
1.8
|
Mai 2002
|
3.7
|
3.8
|
3.7
|
Mehefin 2002
|
1.5
|
1.2
|
1.6
|
Gorffennaf 2002
|
1.3
|
1.3
|
1.4
|
Awst 2002
|
1.0
|
0.8
|
1.0
|
Medi 2002
|
2.4
|
2.6
|
2.4
|
Hydref 2002
|
0.7
|
1.0
|
0.5
|
Tachwedd 2002
|
2.5
|
2.5
|
2.4
|
Rhagfyr 2002
|
-1.2
|
-1.1
|
-1.3
|
Ionawr 2003
|
1.1
|
0.8
|
1.4
|
Chwefror 2003
|
-0.5
|
-0.3
|
-0.4
|
Mawrth 2003
|
1.6
|
1.6
|
1.7
|
Ebrill 2003
|
-0.6
|
-0.2
|
-0.8
|
Mai 2003
|
-0.7
|
-0.7
|
-0.7
|
Mehefin 2003
|
0.2
|
0.1
|
0.2
|
Gorffennaf 2003
|
1.8
|
1.8
|
2.1
|
Awst 2003
|
0.8
|
0.9
|
0.9
|
Medi 2003
|
1.1
|
1.3
|
1.2
|
Hydref 2003
|
0.1
|
-0.0
|
0.2
|
Tachwedd 2003
|
2.0
|
2.0
|
2.0
|
Rhagfyr 2003
|
-0.8
|
-1.0
|
-0.8
|
Ionawr 2004
|
1.0
|
1.1
|
0.8
|
Chwefror 2004
|
-1.7
|
-1.9
|
-1.6
|
Mawrth 2004
|
-0.7
|
-0.9
|
-0.6
|
Ebrill 2004
|
1.2
|
1.0
|
1.6
|
Mai 2004
|
1.4
|
1.3
|
1.6
|
Mehefin 2004
|
2.8
|
2.8
|
2.8
|
Gorffennaf 2004
|
-0.4
|
-0.2
|
-0.5
|
Awst 2004
|
2.7
|
2.7
|
2.6
|
Medi 2004
|
2.6
|
2.8
|
2.5
|
Hydref 2004
|
0.9
|
0.6
|
0.8
|
Tachwedd 2004
|
-0.3
|
-0.4
|
-0.4
|
Rhagfyr 2004
|
-2.1
|
-2.4
|
-2.0
|
Ionawr 2005
|
0.6
|
0.3
|
0.9
|
Chwefror 2005
|
-3.7
|
-3.6
|
-3.6
|
Mawrth 2005
|
1.2
|
1.2
|
1.3
|
Ebrill 2005
|
0.1
|
0.3
|
0.2
|
Mai 2005
|
2.2
|
2.0
|
2.3
|
Mehefin 2005
|
-1.4
|
-1.5
|
-1.2
|
Gorffennaf 2005
|
0.9
|
1.1
|
0.8
|
Awst 2005
|
1.6
|
1.6
|
1.7
|
Medi 2005
|
2.1
|
2.2
|
2.0
|
Hydref 2005
|
-0.5
|
-0.7
|
-0.5
|
Tachwedd 2005
|
-0.7
|
-0.6
|
-0.8
|
Rhagfyr 2005
|
-1.7
|
-1.9
|
-1.7
|
Ionawr 2006
|
0.2
|
0.1
|
0.4
|
Chwefror 2006
|
1.8
|
1.5
|
1.8
|
Mawrth 2006
|
3.5
|
3.6
|
3.4
|
Ebrill 2006
|
2.2
|
2.1
|
2.1
|
Mai 2006
|
3.2
|
3.3
|
3.2
|
Mehefin 2006
|
-0.2
|
-0.2
|
-0.1
|
Gorffennaf 2006
|
2.0
|
2.1
|
2.3
|
Awst 2006
|
-1.0
|
-1.0
|
-0.6
|
Medi 2006
|
2.2
|
2.3
|
2.3
|
Hydref 2006
|
0.3
|
0.2
|
0.2
|
Tachwedd 2006
|
1.8
|
2.0
|
1.8
|
Rhagfyr 2006
|
1.6
|
1.6
|
1.7
|
Ionawr 2007
|
0.5
|
0.6
|
0.5
|
Chwefror 2007
|
0.1
|
0.1
|
-0.1
|
Mawrth 2007
|
-0.7
|
-0.5
|
-0.6
|
Ebrill 2007
|
1.5
|
1.4
|
1.9
|
Mai 2007
|
2.0
|
1.7
|
2.2
|
Mehefin 2007
|
1.0
|
0.9
|
1.0
|
Gorffennaf 2007
|
0.4
|
0.4
|
0.3
|
Awst 2007
|
0.7
|
0.9
|
1.0
|
Medi 2007
|
-0.6
|
-0.5
|
-0.6
|
Hydref 2007
|
0.8
|
0.6
|
0.7
|
Tachwedd 2007
|
0.4
|
0.4
|
0.0
|
Rhagfyr 2007
|
2.3
|
2.2
|
2.2
|
Ionawr 2008
|
-2.1
|
-2.0
|
-2.2
|
Chwefror 2008
|
-1.5
|
-1.6
|
-1.6
|
Mawrth 2008
|
-2.6
|
-2.6
|
-2.6
|
Ebrill 2008
|
-1.5
|
-1.4
|
-1.2
|
Mai 2008
|
-1.1
|
-1.0
|
-0.7
|
Mehefin 2008
|
0.3
|
0.3
|
0.4
|
Gorffennaf 2008
|
0.3
|
0.4
|
0.2
|
Awst 2008
|
-2.9
|
-2.8
|
-2.8
|
Medi 2008
|
-4.5
|
-4.5
|
-4.5
|
Hydref 2008
|
-3.5
|
-3.7
|
-3.4
|
Tachwedd 2008
|
-1.6
|
-1.7
|
-1.7
|
Rhagfyr 2008
|
0.4
|
0.6
|
0.6
|
Ionawr 2009
|
0.9
|
0.8
|
0.5
|
Chwefror 2009
|
-1.2
|
-1.4
|
-1.5
|
Mawrth 2009
|
-2.4
|
-2.8
|
-2.8
|
Ebrill 2009
|
1.1
|
1.1
|
1.5
|
Mai 2009
|
4.4
|
4.3
|
4.9
|
Mehefin 2009
|
2.2
|
2.4
|
2.8
|
Gorffennaf 2009
|
0.1
|
0.4
|
0.4
|
Awst 2009
|
2.8
|
3.2
|
3.0
|
Medi 2009
|
4.2
|
4.3
|
4.3
|
Hydref 2009
|
0.2
|
0.4
|
0.2
|
Tachwedd 2009
|
-1.4
|
-1.4
|
-1.1
|
Rhagfyr 2009
|
-1.5
|
-1.2
|
-1.3
|
Ionawr 2010
|
2.8
|
3.0
|
3.2
|
Chwefror 2010
|
0.7
|
1.1
|
0.9
|
Mawrth 2010
|
1.0
|
0.8
|
0.9
|
Ebrill 2010
|
0.7
|
0.5
|
0.5
|
Mai 2010
|
0.8
|
0.6
|
0.7
|
Mehefin 2010
|
-0.9
|
-0.8
|
-0.6
|
Gorffennaf 2010
|
0.5
|
0.6
|
0.8
|
Awst 2010
|
0.3
|
0.7
|
0.5
|
Medi 2010
|
3.2
|
3.2
|
3.1
|
Hydref 2010
|
1.4
|
1.4
|
1.2
|
Tachwedd 2010
|
-0.6
|
-0.7
|
-0.8
|
Rhagfyr 2010
|
-1.4
|
-1.3
|
-1.5
|
Ionawr 2011
|
-3.0
|
-3.1
|
-3.2
|
Chwefror 2011
|
-1.3
|
-1.3
|
-1.3
|
Mawrth 2011
|
0.2
|
0.1
|
0.1
|
Ebrill 2011
|
2.3
|
2.3
|
2.3
|
Mai 2011
|
1.5
|
1.2
|
1.5
|
Mehefin 2011
|
1.1
|
1.2
|
1.3
|
Gorffennaf 2011
|
0.9
|
0.8
|
1.0
|
Awst 2011
|
0.7
|
1.2
|
0.9
|
Medi 2011
|
-1.0
|
-0.9
|
-0.9
|
Hydref 2011
|
1.2
|
1.6
|
1.1
|
Tachwedd 2011
|
3.0
|
2.7
|
2.8
|
Rhagfyr 2011
|
1.2
|
1.2
|
1.2
|
Ionawr 2012
|
-0.5
|
-0.5
|
-0.3
|
Chwefror 2012
|
-2.7
|
-2.5
|
-2.5
|
Mawrth 2012
|
-1.0
|
-1.0
|
-1.0
|
Ebrill 2012
|
1.7
|
1.4
|
1.6
|
Mai 2012
|
3.2
|
3.0
|
3.3
|
Mehefin 2012
|
1.0
|
0.9
|
1.5
|
Gorffennaf 2012
|
0.3
|
0.4
|
0.6
|
Awst 2012
|
-0.4
|
-0.2
|
0.0
|
Medi 2012
|
2.9
|
3.0
|
2.8
|
Hydref 2012
|
-1.8
|
-1.9
|
-1.9
|
Tachwedd 2012
|
0.7
|
0.6
|
0.5
|
Rhagfyr 2012
|
-0.2
|
-0.2
|
-0.3
|
Ionawr 2013
|
3.6
|
4.0
|
3.6
|
Chwefror 2013
|
-0.3
|
-0.2
|
-0.4
|
Mawrth 2013
|
1.5
|
1.3
|
1.2
|
Ebrill 2013
|
0.1
|
-0.6
|
0.1
|
Mai 2013
|
2.0
|
1.8
|
2.0
|
Mehefin 2013
|
-0.7
|
-0.4
|
-0.3
|
Gorffennaf 2013
|
0.5
|
0.7
|
0.8
|
Awst 2013
|
0.4
|
0.6
|
0.6
|
Medi 2013
|
-0.4
|
-0.5
|
-0.6
|
Hydref 2013
|
1.3
|
1.3
|
1.0
|
Tachwedd 2013
|
-0.2
|
-0.3
|
-0.4
|
Rhagfyr 2013
|
4.2
|
4.2
|
4.1
|
Ionawr 2014
|
-2.2
|
-2.1
|
-2.3
|
Chwefror 2014
|
1.3
|
1.5
|
1.1
|
Mawrth 2014
|
-2.6
|
-2.5
|
-2.6
|
Ebrill 2014
|
4.2
|
4.2
|
4.4
|
Mai 2014
|
2.8
|
2.6
|
2.9
|
Mehefin 2014
|
4.2
|
4.3
|
4.4
|
Gorffennaf 2014
|
0.8
|
1.0
|
0.9
|
Awst 2014
|
0.5
|
0.9
|
0.7
|
Medi 2014
|
0.6
|
0.7
|
0.6
|
Hydref 2014
|
-0.7
|
-0.6
|
-0.9
|
Tachwedd 2014
|
-0.8
|
-0.8
|
-1.0
|
Rhagfyr 2014
|
-1.0
|
-1.1
|
-1.2
|
Ionawr 2015
|
2.9
|
2.8
|
2.8
|
Chwefror 2015
|
1.8
|
1.5
|
1.7
|
Mawrth 2015
|
1.5
|
1.5
|
1.5
|
Ebrill 2015
|
-0.3
|
-0.4
|
-0.3
|
Mai 2015
|
1.7
|
1.8
|
1.7
|
Mehefin 2015
|
2.5
|
2.6
|
2.8
|
Gorffennaf 2015
|
1.4
|
1.5
|
1.5
|
Awst 2015
|
0.8
|
0.8
|
1.0
|
Medi 2015
|
0.5
|
0.5
|
0.3
|
Hydref 2015
|
0.3
|
0.4
|
0.2
|
Tachwedd 2015
|
0.4
|
0.6
|
0.3
|
Rhagfyr 2015
|
2.1
|
2.2
|
2.1
|
Ionawr 2016
|
0.9
|
1.1
|
0.8
|
Chwefror 2016
|
0.7
|
0.8
|
0.6
|
Mawrth 2016
|
-0.4
|
-0.6
|
-0.5
|
Ebrill 2016
|
1.6
|
1.3
|
1.7
|
Mai 2016
|
-1.5
|
-1.8
|
-1.4
|
Mehefin 2016
|
-1.1
|
-1.2
|
-1.1
|
Gorffennaf 2016
|
-0.5
|
-0.5
|
-0.4
|
Awst 2016
|
1.2
|
1.2
|
1.1
|
Medi 2016
|
0.0
|
0.2
|
0.0
|
Hydref 2016
|
-6.9
|
-6.8
|
-7.2
|
Tachwedd 2016
|
-0.7
|
-0.6
|
-1.0
|
Rhagfyr 2016
|
0.6
|
0.5
|
0.4
|
Ionawr 2017
|
5.5
|
5.4
|
5.6
|
Chwefror 2017
|
0.2
|
-0.1
|
0.1
|
Mawrth 2017
|
-0.3
|
-0.4
|
-0.4
|
Ebrill 2017
|
1.1
|
0.9
|
1.0
|
Mai 2017
|
1.5
|
1.7
|
1.5
|
Mehefin 2017
|
2.0
|
2.0
|
2.2
|
Gorffennaf 2017
|
2.7
|
2.9
|
2.7
|
Awst 2017
|
0.8
|
0.9
|
1.2
|
Medi 2017
|
-1.8
|
-1.6
|
-1.8
|
Hydref 2017
|
-2.2
|
-2.0
|
-2.2
|
Tachwedd 2017
|
-0.4
|
-0.2
|
-0.5
|
Rhagfyr 2017
|
-1.0
|
-0.8
|
-0.9
|
Ionawr 2018
|
-0.6
|
-0.7
|
-0.6
|
Chwefror 2018
|
-0.4
|
-0.7
|
-0.7
|
Mawrth 2018
|
2.4
|
2.4
|
2.4
|
Ebrill 2018
|
0.6
|
0.8
|
0.9
|
Mai 2018
|
-0.3
|
0.1
|
0.0
|
Mehefin 2018
|
-0.7
|
-0.4
|
-0.8
|
Gorffennaf 2018
|
1.3
|
1.4
|
1.4
|
Awst 2018
|
1.2
|
1.1
|
1.1
|
Medi 2018
|
-0.8
|
-0.9
|
-0.5
|
Hydref 2018
|
-0.4
|
-0.5
|
-0.6
|
Tachwedd 2018
|
0.3
|
0.6
|
0.4
|
Rhagfyr 2018
|
1.5
|
1.6
|
1.1
|
Ionawr 2019
|
-1.7
|
-1.6
|
-1.7
|
Chwefror 2019
|
-2.7
|
-2.9
|
-2.9
|
Mawrth 2019
|
-2.3
|
-2.3
|
-2.0
|
Ebrill 2019
|
1.2
|
1.1
|
1.4
|
Mai 2019
|
1.0
|
1.1
|
1.3
|
Mehefin 2019
|
0.9
|
0.9
|
0.9
|
Gorffennaf 2019
|
-0.6
|
-0.6
|
-0.6
|
Awst 2019
|
1.0
|
1.0
|
1.1
|
Medi 2019
|
1.7
|
1.4
|
2.0
|
Hydref 2019
|
0.8
|
1.1
|
0.7
|
Tachwedd 2019
|
-2.2
|
-1.9
|
-2.4
|
Rhagfyr 2019
|
-0.9
|
-0.5
|
-1.1
|
Ionawr 2020
|
-0.5
|
-0.5
|
-0.3
|
Chwefror 2020
|
3.4
|
3.4
|
3.4
|
Mawrth 2020
|
0.0
|
0.0
|
0.0
|
Ebrill 2020
|
-0.8
|
-0.9
|
-0.7
|
Mai 2020
|
-1.9
|
-2.0
|
-2.0
|
Mehefin 2020
|
0.6
|
0.8
|
0.8
|
Gorffennaf 2020
|
2.0
|
2.0
|
2.0
|
Dyddiad
|
Pob math o eiddo
|
Tai pâr
|
Tai teras
|
Ionawr 2000
|
30.6
|
30.3
|
29.1
|
Chwefror 2000
|
31.5
|
31.2
|
30.1
|
Mawrth 2000
|
32.9
|
32.6
|
31.3
|
Ebrill 2000
|
34.4
|
34.0
|
32.8
|
Mai 2000
|
35.3
|
34.9
|
33.6
|
Mehefin 2000
|
35.7
|
35.3
|
34.0
|
Gorffennaf 2000
|
35.2
|
35.0
|
33.5
|
Awst 2000
|
36.0
|
35.8
|
34.2
|
Medi 2000
|
36.3
|
36.0
|
34.4
|
Hydref 2000
|
36.6
|
36.3
|
34.6
|
Tachwedd 2000
|
35.7
|
35.4
|
33.7
|
Rhagfyr 2000
|
35.5
|
35.1
|
33.4
|
Ionawr 2001
|
36.2
|
35.7
|
34.2
|
Chwefror 2001
|
37.3
|
36.9
|
35.3
|
Mawrth 2001
|
37.3
|
36.9
|
35.4
|
Ebrill 2001
|
37.9
|
37.4
|
36.0
|
Mai 2001
|
38.2
|
37.6
|
36.3
|
Mehefin 2001
|
39.2
|
38.6
|
37.3
|
Gorffennaf 2001
|
40.2
|
39.6
|
38.3
|
Awst 2001
|
42.2
|
41.6
|
40.1
|
Medi 2001
|
43.6
|
42.9
|
41.5
|
Hydref 2001
|
43.3
|
42.6
|
41.1
|
Tachwedd 2001
|
43.2
|
42.5
|
40.8
|
Rhagfyr 2001
|
42.2
|
41.7
|
39.8
|
Ionawr 2002
|
43.0
|
42.4
|
40.5
|
Chwefror 2002
|
42.6
|
41.9
|
40.2
|
Mawrth 2002
|
44.5
|
43.8
|
42.1
|
Ebrill 2002
|
45.3
|
44.5
|
42.8
|
Mai 2002
|
47.0
|
46.2
|
44.4
|
Mehefin 2002
|
47.6
|
46.8
|
45.2
|
Gorffennaf 2002
|
48.3
|
47.4
|
45.8
|
Awst 2002
|
48.7
|
47.8
|
46.3
|
Medi 2002
|
49.9
|
49.0
|
47.4
|
Hydref 2002
|
50.3
|
49.5
|
47.6
|
Tachwedd 2002
|
51.5
|
50.7
|
48.7
|
Rhagfyr 2002
|
50.9
|
50.2
|
48.1
|
Ionawr 2003
|
51.5
|
50.6
|
48.8
|
Chwefror 2003
|
51.3
|
50.4
|
48.5
|
Mawrth 2003
|
52.1
|
51.2
|
49.4
|
Ebrill 2003
|
51.8
|
51.1
|
49.0
|
Mai 2003
|
51.4
|
50.7
|
48.6
|
Mehefin 2003
|
51.5
|
50.8
|
48.7
|
Gorffennaf 2003
|
52.5
|
51.7
|
49.8
|
Awst 2003
|
52.9
|
52.1
|
50.2
|
Medi 2003
|
53.5
|
52.8
|
50.8
|
Hydref 2003
|
53.6
|
52.8
|
50.9
|
Tachwedd 2003
|
54.6
|
53.8
|
51.9
|
Rhagfyr 2003
|
54.2
|
53.3
|
51.5
|
Ionawr 2004
|
54.7
|
53.9
|
51.9
|
Chwefror 2004
|
53.8
|
52.9
|
51.1
|
Mawrth 2004
|
53.4
|
52.4
|
50.8
|
Ebrill 2004
|
54.0
|
53.0
|
51.6
|
Mai 2004
|
54.7
|
53.6
|
52.4
|
Mehefin 2004
|
56.2
|
55.1
|
53.9
|
Gorffennaf 2004
|
56.0
|
55.0
|
53.6
|
Awst 2004
|
57.5
|
56.5
|
55.0
|
Medi 2004
|
59.0
|
58.1
|
56.4
|
Hydref 2004
|
59.5
|
58.5
|
56.8
|
Tachwedd 2004
|
59.4
|
58.3
|
56.6
|
Rhagfyr 2004
|
58.1
|
56.9
|
55.5
|
Ionawr 2005
|
58.5
|
57.1
|
56.0
|
Chwefror 2005
|
56.3
|
55.0
|
54.0
|
Mawrth 2005
|
57.0
|
55.7
|
54.7
|
Ebrill 2005
|
57.0
|
55.8
|
54.8
|
Mai 2005
|
58.3
|
57.0
|
56.1
|
Mehefin 2005
|
57.5
|
56.1
|
55.4
|
Gorffennaf 2005
|
58.0
|
56.7
|
55.8
|
Awst 2005
|
58.9
|
57.7
|
56.8
|
Medi 2005
|
60.2
|
59.0
|
57.9
|
Hydref 2005
|
59.8
|
58.5
|
57.6
|
Tachwedd 2005
|
59.5
|
58.2
|
57.2
|
Rhagfyr 2005
|
58.5
|
57.1
|
56.2
|
Ionawr 2006
|
58.6
|
57.2
|
56.5
|
Chwefror 2006
|
59.6
|
58.0
|
57.5
|
Mawrth 2006
|
61.7
|
60.1
|
59.5
|
Ebrill 2006
|
63.0
|
61.4
|
60.7
|
Mai 2006
|
65.0
|
63.5
|
62.7
|
Mehefin 2006
|
64.9
|
63.4
|
62.6
|
Gorffennaf 2006
|
66.2
|
64.7
|
64.1
|
Awst 2006
|
65.5
|
64.0
|
63.7
|
Medi 2006
|
67.0
|
65.5
|
65.2
|
Hydref 2006
|
67.2
|
65.7
|
65.3
|
Tachwedd 2006
|
68.4
|
67.0
|
66.4
|
Rhagfyr 2006
|
69.5
|
68.0
|
67.5
|
Ionawr 2007
|
69.8
|
68.4
|
67.8
|
Chwefror 2007
|
69.9
|
68.4
|
67.8
|
Mawrth 2007
|
69.4
|
68.1
|
67.4
|
Ebrill 2007
|
70.5
|
69.0
|
68.7
|
Mai 2007
|
71.9
|
70.2
|
70.2
|
Mehefin 2007
|
72.6
|
70.9
|
70.9
|
Gorffennaf 2007
|
72.9
|
71.2
|
71.1
|
Awst 2007
|
73.4
|
71.8
|
71.9
|
Medi 2007
|
73.0
|
71.5
|
71.4
|
Hydref 2007
|
73.6
|
71.9
|
71.9
|
Tachwedd 2007
|
73.8
|
72.2
|
71.9
|
Rhagfyr 2007
|
75.5
|
73.8
|
73.5
|
Ionawr 2008
|
73.9
|
72.3
|
71.9
|
Chwefror 2008
|
72.8
|
71.2
|
70.7
|
Mawrth 2008
|
71.0
|
69.3
|
68.9
|
Ebrill 2008
|
69.9
|
68.3
|
68.0
|
Mai 2008
|
69.2
|
67.7
|
67.6
|
Mehefin 2008
|
69.4
|
67.9
|
67.8
|
Gorffennaf 2008
|
69.6
|
68.2
|
68.0
|
Awst 2008
|
67.6
|
66.3
|
66.0
|
Medi 2008
|
64.5
|
63.3
|
63.1
|
Hydref 2008
|
62.2
|
61.0
|
60.9
|
Tachwedd 2008
|
61.2
|
59.9
|
59.9
|
Rhagfyr 2008
|
61.5
|
60.3
|
60.2
|
Ionawr 2009
|
62.0
|
60.7
|
60.5
|
Chwefror 2009
|
61.3
|
59.9
|
59.6
|
Mawrth 2009
|
59.8
|
58.2
|
57.9
|
Ebrill 2009
|
60.5
|
58.8
|
58.8
|
Mai 2009
|
63.1
|
61.4
|
61.7
|
Mehefin 2009
|
64.5
|
62.9
|
63.4
|
Gorffennaf 2009
|
64.6
|
63.2
|
63.6
|
Awst 2009
|
66.4
|
65.2
|
65.5
|
Medi 2009
|
69.2
|
68.0
|
68.3
|
Hydref 2009
|
69.3
|
68.2
|
68.4
|
Tachwedd 2009
|
68.4
|
67.3
|
67.7
|
Rhagfyr 2009
|
67.4
|
66.5
|
66.8
|
Ionawr 2010
|
69.2
|
68.5
|
68.9
|
Chwefror 2010
|
69.7
|
69.2
|
69.5
|
Mawrth 2010
|
70.4
|
69.8
|
70.1
|
Ebrill 2010
|
70.9
|
70.1
|
70.5
|
Mai 2010
|
71.4
|
70.5
|
71.0
|
Mehefin 2010
|
70.8
|
70.0
|
70.5
|
Gorffennaf 2010
|
71.2
|
70.4
|
71.1
|
Awst 2010
|
71.4
|
70.9
|
71.5
|
Medi 2010
|
73.6
|
73.2
|
73.7
|
Hydref 2010
|
74.7
|
74.2
|
74.6
|
Tachwedd 2010
|
74.3
|
73.7
|
74.0
|
Rhagfyr 2010
|
73.2
|
72.7
|
72.8
|
Ionawr 2011
|
71.0
|
70.5
|
70.5
|
Chwefror 2011
|
70.1
|
69.6
|
69.6
|
Mawrth 2011
|
70.3
|
69.6
|
69.6
|
Ebrill 2011
|
71.9
|
71.2
|
71.2
|
Mai 2011
|
72.9
|
72.0
|
72.3
|
Mehefin 2011
|
73.7
|
72.9
|
73.2
|
Gorffennaf 2011
|
74.4
|
73.4
|
73.9
|
Awst 2011
|
74.9
|
74.3
|
74.6
|
Medi 2011
|
74.1
|
73.6
|
73.9
|
Hydref 2011
|
75.0
|
74.8
|
74.7
|
Tachwedd 2011
|
77.2
|
76.8
|
76.8
|
Rhagfyr 2011
|
78.2
|
77.8
|
77.7
|
Ionawr 2012
|
77.8
|
77.4
|
77.4
|
Chwefror 2012
|
75.7
|
75.5
|
75.5
|
Mawrth 2012
|
75.0
|
74.7
|
74.8
|
Ebrill 2012
|
76.2
|
75.8
|
76.0
|
Mai 2012
|
78.6
|
78.0
|
78.5
|
Mehefin 2012
|
79.4
|
78.7
|
79.7
|
Gorffennaf 2012
|
79.7
|
79.0
|
80.1
|
Awst 2012
|
79.4
|
78.9
|
80.2
|
Medi 2012
|
81.6
|
81.2
|
82.4
|
Hydref 2012
|
80.1
|
79.7
|
80.8
|
Tachwedd 2012
|
80.7
|
80.2
|
81.2
|
Rhagfyr 2012
|
80.5
|
80.0
|
81.0
|
Ionawr 2013
|
83.4
|
83.2
|
83.9
|
Chwefror 2013
|
83.2
|
83.1
|
83.6
|
Mawrth 2013
|
84.5
|
84.1
|
84.5
|
Ebrill 2013
|
84.5
|
83.7
|
84.6
|
Mai 2013
|
86.2
|
85.2
|
86.2
|
Mehefin 2013
|
85.6
|
84.8
|
86.0
|
Gorffennaf 2013
|
86.0
|
85.4
|
86.7
|
Awst 2013
|
86.4
|
85.9
|
87.2
|
Medi 2013
|
86.0
|
85.5
|
86.7
|
Hydref 2013
|
87.1
|
86.6
|
87.5
|
Tachwedd 2013
|
87.0
|
86.4
|
87.2
|
Rhagfyr 2013
|
90.7
|
90.0
|
90.8
|
Ionawr 2014
|
88.7
|
88.1
|
88.7
|
Chwefror 2014
|
89.8
|
89.4
|
89.7
|
Mawrth 2014
|
87.5
|
87.2
|
87.4
|
Ebrill 2014
|
91.2
|
90.9
|
91.3
|
Mai 2014
|
93.8
|
93.2
|
94.0
|
Mehefin 2014
|
97.7
|
97.2
|
98.1
|
Gorffennaf 2014
|
98.5
|
98.2
|
99.0
|
Awst 2014
|
99.1
|
99.0
|
99.8
|
Medi 2014
|
99.6
|
99.8
|
100.3
|
Hydref 2014
|
99.0
|
99.1
|
99.4
|
Tachwedd 2014
|
98.2
|
98.4
|
98.4
|
Rhagfyr 2014
|
97.2
|
97.2
|
97.2
|
Ionawr 2015
|
100.0
|
100.0
|
100.0
|
Chwefror 2015
|
101.8
|
101.5
|
101.7
|
Mawrth 2015
|
103.3
|
103.0
|
103.2
|
Ebrill 2015
|
103.0
|
102.7
|
102.8
|
Mai 2015
|
104.7
|
104.5
|
104.6
|
Mehefin 2015
|
107.3
|
107.3
|
107.4
|
Gorffennaf 2015
|
108.9
|
108.9
|
109.0
|
Awst 2015
|
109.7
|
109.8
|
110.1
|
Medi 2015
|
110.3
|
110.3
|
110.4
|
Hydref 2015
|
110.6
|
110.8
|
110.7
|
Tachwedd 2015
|
111.1
|
111.4
|
111.0
|
Rhagfyr 2015
|
113.4
|
113.9
|
113.4
|
Ionawr 2016
|
114.4
|
115.1
|
114.3
|
Chwefror 2016
|
115.2
|
116.0
|
115.0
|
Mawrth 2016
|
114.7
|
115.3
|
114.4
|
Ebrill 2016
|
116.6
|
116.9
|
116.4
|
Mai 2016
|
114.9
|
114.8
|
114.8
|
Mehefin 2016
|
113.6
|
113.5
|
113.5
|
Gorffennaf 2016
|
113.0
|
113.0
|
113.0
|
Awst 2016
|
114.4
|
114.3
|
114.3
|
Medi 2016
|
114.4
|
114.5
|
114.4
|
Hydref 2016
|
106.6
|
106.7
|
106.2
|
Tachwedd 2016
|
105.8
|
106.0
|
105.2
|
Rhagfyr 2016
|
106.5
|
106.6
|
105.6
|
Ionawr 2017
|
112.3
|
112.3
|
111.5
|
Chwefror 2017
|
112.5
|
112.2
|
111.6
|
Mawrth 2017
|
112.2
|
111.7
|
111.1
|
Ebrill 2017
|
113.4
|
112.8
|
112.2
|
Mai 2017
|
115.1
|
114.6
|
113.8
|
Mehefin 2017
|
117.4
|
117.0
|
116.4
|
Gorffennaf 2017
|
120.6
|
120.3
|
119.5
|
Awst 2017
|
121.6
|
121.4
|
121.0
|
Medi 2017
|
119.4
|
119.5
|
118.8
|
Hydref 2017
|
116.8
|
117.1
|
116.2
|
Tachwedd 2017
|
116.3
|
116.8
|
115.6
|
Rhagfyr 2017
|
115.2
|
115.8
|
114.5
|
Ionawr 2018
|
114.5
|
115.0
|
113.8
|
Chwefror 2018
|
114.0
|
114.2
|
113.1
|
Mawrth 2018
|
116.7
|
116.9
|
115.8
|
Ebrill 2018
|
117.4
|
117.8
|
116.9
|
Mai 2018
|
117.1
|
117.9
|
116.9
|
Mehefin 2018
|
116.2
|
117.4
|
116.0
|
Gorffennaf 2018
|
117.8
|
119.1
|
117.6
|
Awst 2018
|
119.1
|
120.4
|
118.8
|
Medi 2018
|
118.2
|
119.4
|
118.2
|
Hydref 2018
|
117.7
|
118.8
|
117.5
|
Tachwedd 2018
|
118.0
|
119.5
|
118.0
|
Rhagfyr 2018
|
119.8
|
121.4
|
119.2
|
Ionawr 2019
|
117.7
|
119.5
|
117.3
|
Chwefror 2019
|
114.5
|
116.0
|
113.9
|
Mawrth 2019
|
111.9
|
113.3
|
111.6
|
Ebrill 2019
|
113.2
|
114.6
|
113.2
|
Mai 2019
|
114.4
|
115.8
|
114.7
|
Mehefin 2019
|
115.4
|
116.9
|
115.7
|
Gorffennaf 2019
|
114.7
|
116.2
|
115.0
|
Awst 2019
|
115.8
|
117.4
|
116.3
|
Medi 2019
|
117.8
|
119.1
|
118.6
|
Hydref 2019
|
118.8
|
120.4
|
119.4
|
Tachwedd 2019
|
116.2
|
118.2
|
116.6
|
Rhagfyr 2019
|
115.1
|
117.6
|
115.4
|
Ionawr 2020
|
114.5
|
117.0
|
115.0
|
Chwefror 2020
|
118.4
|
120.9
|
118.8
|
Mawrth 2020
|
118.4
|
120.9
|
118.9
|
Ebrill 2020
|
117.4
|
119.8
|
118.1
|
Mai 2020
|
115.2
|
117.5
|
115.7
|
Mehefin 2020
|
115.9
|
118.4
|
116.6
|
Gorffennaf 2020
|
118.1
|
120.8
|
119.0
|
Statws y prynwr
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol yn ôl y math o brynwr e.e. Prynwr am y Tro Cyntaf neu Gyn Berchen-Feddiannydd
Dyddiad
|
Prynwyr am y tro cyntaf
|
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
|
251685.0
|
Chwefror 2012
|
245904.0
|
Mawrth 2012
|
242879.0
|
Ebrill 2012
|
246951.0
|
Mai 2012
|
254965.0
|
Mehefin 2012
|
257287.0
|
Gorffennaf 2012
|
257844.0
|
Awst 2012
|
256623.0
|
Medi 2012
|
263926.0
|
Hydref 2012
|
259155.0
|
Tachwedd 2012
|
261104.0
|
Rhagfyr 2012
|
260604.0
|
Ionawr 2013
|
269882.0
|
Chwefror 2013
|
269184.0
|
Mawrth 2013
|
273033.0
|
Ebrill 2013
|
273303.0
|
Mai 2013
|
278614.0
|
Mehefin 2013
|
276817.0
|
Gorffennaf 2013
|
278354.0
|
Awst 2013
|
279574.0
|
Medi 2013
|
278187.0
|
Hydref 2013
|
281562.0
|
Tachwedd 2013
|
281143.0
|
Rhagfyr 2013
|
293255.0
|
Ionawr 2014
|
286911.0
|
Chwefror 2014
|
290533.0
|
Mawrth 2014
|
283071.0
|
Ebrill 2014
|
295080.0
|
Mai 2014
|
303314.0
|
Mehefin 2014
|
316254.0
|
Gorffennaf 2014
|
318904.0
|
Awst 2014
|
320640.0
|
Medi 2014
|
322470.0
|
Hydref 2014
|
320233.0
|
Tachwedd 2014
|
317823.0
|
Rhagfyr 2014
|
314547.0
|
Ionawr 2015
|
323562.0
|
Chwefror 2015
|
329124.0
|
Mawrth 2015
|
333754.0
|
Ebrill 2015
|
332772.0
|
Mai 2015
|
338515.0
|
Mehefin 2015
|
347361.0
|
Gorffennaf 2015
|
352328.0
|
Awst 2015
|
355224.0
|
Medi 2015
|
356811.0
|
Hydref 2015
|
357996.0
|
Tachwedd 2015
|
359511.0
|
Rhagfyr 2015
|
367092.0
|
Ionawr 2016
|
370153.0
|
Chwefror 2016
|
372659.0
|
Mawrth 2016
|
371200.0
|
Ebrill 2016
|
377368.0
|
Mai 2016
|
371961.0
|
Mehefin 2016
|
367990.0
|
Gorffennaf 2016
|
366237.0
|
Awst 2016
|
370564.0
|
Medi 2016
|
370529.0
|
Hydref 2016
|
345022.0
|
Tachwedd 2016
|
342264.0
|
Rhagfyr 2016
|
344448.0
|
Ionawr 2017
|
363179.0
|
Chwefror 2017
|
364207.0
|
Mawrth 2017
|
362943.0
|
Ebrill 2017
|
366882.0
|
Mai 2017
|
372560.0
|
Mehefin 2017
|
380260.0
|
Gorffennaf 2017
|
390562.0
|
Awst 2017
|
393316.0
|
Medi 2017
|
386159.0
|
Hydref 2017
|
377521.0
|
Tachwedd 2017
|
375929.0
|
Rhagfyr 2017
|
372203.0
|
Ionawr 2018
|
370201.0
|
Chwefror 2018
|
368771.0
|
Mawrth 2018
|
377589.0
|
Ebrill 2018
|
379726.0
|
Mai 2018
|
377754.0
|
Mehefin 2018
|
374761.0
|
Gorffennaf 2018
|
379368.0
|
Awst 2018
|
383807.0
|
Medi 2018
|
380396.0
|
Hydref 2018
|
379015.0
|
Tachwedd 2018
|
379749.0
|
Rhagfyr 2018
|
385783.0
|
Ionawr 2019
|
378893.0
|
Chwefror 2019
|
369155.0
|
Mawrth 2019
|
360447.0
|
Ebrill 2019
|
364888.0
|
Mai 2019
|
368289.0
|
Mehefin 2019
|
371524.0
|
Gorffennaf 2019
|
369283.0
|
Awst 2019
|
372496.0
|
Medi 2019
|
378875.0
|
Hydref 2019
|
381741.0
|
Tachwedd 2019
|
373392.0
|
Rhagfyr 2019
|
370184.0
|
Ionawr 2020
|
368269.0
|
Chwefror 2020
|
380700.0
|
Mawrth 2020
|
380612.0
|
Ebrill 2020
|
377025.0
|
Mai 2020
|
370012.0
|
Mehefin 2020
|
372033.0
|
Gorffennaf 2020
|
379467.0
|
Dyddiad
|
Prynwyr am y tro cyntaf
|
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
|
7.2
|
Chwefror 2013
|
9.5
|
Mawrth 2013
|
12.4
|
Ebrill 2013
|
10.7
|
Mai 2013
|
9.3
|
Mehefin 2013
|
7.6
|
Gorffennaf 2013
|
8.0
|
Awst 2013
|
8.9
|
Medi 2013
|
5.4
|
Hydref 2013
|
8.6
|
Tachwedd 2013
|
7.7
|
Rhagfyr 2013
|
12.5
|
Ionawr 2014
|
6.3
|
Chwefror 2014
|
7.9
|
Mawrth 2014
|
3.7
|
Ebrill 2014
|
8.0
|
Mai 2014
|
8.9
|
Mehefin 2014
|
14.2
|
Gorffennaf 2014
|
14.6
|
Awst 2014
|
14.7
|
Medi 2014
|
15.9
|
Hydref 2014
|
13.7
|
Tachwedd 2014
|
13.0
|
Rhagfyr 2014
|
7.3
|
Ionawr 2015
|
12.8
|
Chwefror 2015
|
13.3
|
Mawrth 2015
|
17.9
|
Ebrill 2015
|
12.8
|
Mai 2015
|
11.6
|
Mehefin 2015
|
9.8
|
Gorffennaf 2015
|
10.5
|
Awst 2015
|
10.8
|
Medi 2015
|
10.6
|
Hydref 2015
|
11.8
|
Tachwedd 2015
|
13.1
|
Rhagfyr 2015
|
16.7
|
Ionawr 2016
|
14.4
|
Chwefror 2016
|
13.2
|
Mawrth 2016
|
11.2
|
Ebrill 2016
|
13.4
|
Mai 2016
|
9.9
|
Mehefin 2016
|
5.9
|
Gorffennaf 2016
|
4.0
|
Awst 2016
|
4.3
|
Medi 2016
|
3.8
|
Hydref 2016
|
-3.6
|
Tachwedd 2016
|
-4.8
|
Rhagfyr 2016
|
-6.2
|
Ionawr 2017
|
-1.9
|
Chwefror 2017
|
-2.3
|
Mawrth 2017
|
-2.2
|
Ebrill 2017
|
-1.4
|
Mai 2017
|
0.8
|
Mehefin 2017
|
3.3
|
Gorffennaf 2017
|
6.6
|
Awst 2017
|
6.1
|
Medi 2017
|
4.2
|
Hydref 2017
|
9.4
|
Tachwedd 2017
|
9.8
|
Rhagfyr 2017
|
8.1
|
Ionawr 2018
|
1.9
|
Chwefror 2018
|
1.2
|
Mawrth 2018
|
4.0
|
Ebrill 2018
|
3.5
|
Mai 2018
|
1.4
|
Mehefin 2018
|
-1.4
|
Gorffennaf 2018
|
-2.9
|
Awst 2018
|
-2.4
|
Medi 2018
|
-1.5
|
Hydref 2018
|
0.4
|
Tachwedd 2018
|
1.0
|
Rhagfyr 2018
|
3.6
|
Ionawr 2019
|
2.4
|
Chwefror 2019
|
0.1
|
Mawrth 2019
|
-4.5
|
Ebrill 2019
|
-3.9
|
Mai 2019
|
-2.5
|
Mehefin 2019
|
-0.9
|
Gorffennaf 2019
|
-2.7
|
Awst 2019
|
-3.0
|
Medi 2019
|
-0.4
|
Hydref 2019
|
0.7
|
Tachwedd 2019
|
-1.7
|
Rhagfyr 2019
|
-4.0
|
Ionawr 2020
|
-2.8
|
Chwefror 2020
|
3.1
|
Mawrth 2020
|
5.6
|
Ebrill 2020
|
3.3
|
Mai 2020
|
0.5
|
Mehefin 2020
|
0.1
|
Gorffennaf 2020
|
2.8
|
Dyddiad
|
Prynwyr am y tro cyntaf
|
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
|
-2.3
|
Mawrth 2012
|
-1.2
|
Ebrill 2012
|
1.7
|
Mai 2012
|
3.2
|
Mehefin 2012
|
0.9
|
Gorffennaf 2012
|
0.2
|
Awst 2012
|
-0.5
|
Medi 2012
|
2.8
|
Hydref 2012
|
-1.8
|
Tachwedd 2012
|
0.8
|
Rhagfyr 2012
|
-0.2
|
Ionawr 2013
|
3.6
|
Chwefror 2013
|
-0.3
|
Mawrth 2013
|
1.4
|
Ebrill 2013
|
0.1
|
Mai 2013
|
1.9
|
Mehefin 2013
|
-0.6
|
Gorffennaf 2013
|
0.6
|
Awst 2013
|
0.4
|
Medi 2013
|
-0.5
|
Hydref 2013
|
1.2
|
Tachwedd 2013
|
-0.2
|
Rhagfyr 2013
|
4.3
|
Ionawr 2014
|
-2.2
|
Chwefror 2014
|
1.3
|
Mawrth 2014
|
-2.6
|
Ebrill 2014
|
4.2
|
Mai 2014
|
2.8
|
Mehefin 2014
|
4.3
|
Gorffennaf 2014
|
0.8
|
Awst 2014
|
0.5
|
Medi 2014
|
0.6
|
Hydref 2014
|
-0.7
|
Tachwedd 2014
|
-0.8
|
Rhagfyr 2014
|
-1.0
|
Ionawr 2015
|
2.9
|
Chwefror 2015
|
1.7
|
Mawrth 2015
|
1.4
|
Ebrill 2015
|
-0.3
|
Mai 2015
|
1.7
|
Mehefin 2015
|
2.6
|
Gorffennaf 2015
|
1.4
|
Awst 2015
|
0.8
|
Medi 2015
|
0.4
|
Hydref 2015
|
0.3
|
Tachwedd 2015
|
0.4
|
Rhagfyr 2015
|
2.1
|
Ionawr 2016
|
0.8
|
Chwefror 2016
|
0.7
|
Mawrth 2016
|
-0.4
|
Ebrill 2016
|
1.7
|
Mai 2016
|
-1.4
|
Mehefin 2016
|
-1.1
|
Gorffennaf 2016
|
-0.5
|
Awst 2016
|
1.2
|
Medi 2016
|
-0.0
|
Hydref 2016
|
-6.9
|
Tachwedd 2016
|
-0.8
|
Rhagfyr 2016
|
0.6
|
Ionawr 2017
|
5.4
|
Chwefror 2017
|
0.3
|
Mawrth 2017
|
-0.4
|
Ebrill 2017
|
1.1
|
Mai 2017
|
1.6
|
Mehefin 2017
|
2.1
|
Gorffennaf 2017
|
2.7
|
Awst 2017
|
0.7
|
Medi 2017
|
-1.8
|
Hydref 2017
|
-2.2
|
Tachwedd 2017
|
-0.4
|
Rhagfyr 2017
|
-1.0
|
Ionawr 2018
|
-0.5
|
Chwefror 2018
|
-0.4
|
Mawrth 2018
|
2.4
|
Ebrill 2018
|
0.6
|
Mai 2018
|
-0.5
|
Mehefin 2018
|
-0.8
|
Gorffennaf 2018
|
1.2
|
Awst 2018
|
1.2
|
Medi 2018
|
-0.9
|
Hydref 2018
|
-0.4
|
Tachwedd 2018
|
0.2
|
Rhagfyr 2018
|
1.6
|
Ionawr 2019
|
-1.8
|
Chwefror 2019
|
-2.6
|
Mawrth 2019
|
-2.4
|
Ebrill 2019
|
1.2
|
Mai 2019
|
0.9
|
Mehefin 2019
|
0.9
|
Gorffennaf 2019
|
-0.6
|
Awst 2019
|
0.9
|
Medi 2019
|
1.7
|
Hydref 2019
|
0.8
|
Tachwedd 2019
|
-2.2
|
Rhagfyr 2019
|
-0.9
|
Ionawr 2020
|
-0.5
|
Chwefror 2020
|
3.4
|
Mawrth 2020
|
-0.0
|
Ebrill 2020
|
-0.9
|
Mai 2020
|
-1.9
|
Mehefin 2020
|
0.6
|
Gorffennaf 2020
|
2.0
|
Dyddiad
|
Prynwyr am y tro cyntaf
|
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
|
77.8
|
Chwefror 2012
|
76.0
|
Mawrth 2012
|
75.1
|
Ebrill 2012
|
76.3
|
Mai 2012
|
78.8
|
Mehefin 2012
|
79.5
|
Gorffennaf 2012
|
79.7
|
Awst 2012
|
79.3
|
Medi 2012
|
81.6
|
Hydref 2012
|
80.1
|
Tachwedd 2012
|
80.7
|
Rhagfyr 2012
|
80.5
|
Ionawr 2013
|
83.4
|
Chwefror 2013
|
83.2
|
Mawrth 2013
|
84.4
|
Ebrill 2013
|
84.5
|
Mai 2013
|
86.1
|
Mehefin 2013
|
85.6
|
Gorffennaf 2013
|
86.0
|
Awst 2013
|
86.4
|
Medi 2013
|
86.0
|
Hydref 2013
|
87.0
|
Tachwedd 2013
|
86.9
|
Rhagfyr 2013
|
90.6
|
Ionawr 2014
|
88.7
|
Chwefror 2014
|
89.8
|
Mawrth 2014
|
87.5
|
Ebrill 2014
|
91.2
|
Mai 2014
|
93.7
|
Mehefin 2014
|
97.7
|
Gorffennaf 2014
|
98.6
|
Awst 2014
|
99.1
|
Medi 2014
|
99.7
|
Hydref 2014
|
99.0
|
Tachwedd 2014
|
98.2
|
Rhagfyr 2014
|
97.2
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
101.7
|
Mawrth 2015
|
103.2
|
Ebrill 2015
|
102.8
|
Mai 2015
|
104.6
|
Mehefin 2015
|
107.4
|
Gorffennaf 2015
|
108.9
|
Awst 2015
|
109.8
|
Medi 2015
|
110.3
|
Hydref 2015
|
110.6
|
Tachwedd 2015
|
111.1
|
Rhagfyr 2015
|
113.4
|
Ionawr 2016
|
114.4
|
Chwefror 2016
|
115.2
|
Mawrth 2016
|
114.7
|
Ebrill 2016
|
116.6
|
Mai 2016
|
115.0
|
Mehefin 2016
|
113.7
|
Gorffennaf 2016
|
113.2
|
Awst 2016
|
114.5
|
Medi 2016
|
114.5
|
Hydref 2016
|
106.6
|
Tachwedd 2016
|
105.8
|
Rhagfyr 2016
|
106.4
|
Ionawr 2017
|
112.2
|
Chwefror 2017
|
112.6
|
Mawrth 2017
|
112.2
|
Ebrill 2017
|
113.4
|
Mai 2017
|
115.1
|
Mehefin 2017
|
117.5
|
Gorffennaf 2017
|
120.7
|
Awst 2017
|
121.6
|
Medi 2017
|
119.4
|
Hydref 2017
|
116.7
|
Tachwedd 2017
|
116.2
|
Rhagfyr 2017
|
115.0
|
Ionawr 2018
|
114.4
|
Chwefror 2018
|
114.0
|
Mawrth 2018
|
116.7
|
Ebrill 2018
|
117.4
|
Mai 2018
|
116.8
|
Mehefin 2018
|
115.8
|
Gorffennaf 2018
|
117.2
|
Awst 2018
|
118.6
|
Medi 2018
|
117.6
|
Hydref 2018
|
117.1
|
Tachwedd 2018
|
117.4
|
Rhagfyr 2018
|
119.2
|
Ionawr 2019
|
117.1
|
Chwefror 2019
|
114.1
|
Mawrth 2019
|
111.4
|
Ebrill 2019
|
112.8
|
Mai 2019
|
113.8
|
Mehefin 2019
|
114.8
|
Gorffennaf 2019
|
114.1
|
Awst 2019
|
115.1
|
Medi 2019
|
117.1
|
Hydref 2019
|
118.0
|
Tachwedd 2019
|
115.4
|
Rhagfyr 2019
|
114.4
|
Ionawr 2020
|
113.8
|
Chwefror 2020
|
117.7
|
Mawrth 2020
|
117.6
|
Ebrill 2020
|
116.5
|
Mai 2020
|
114.4
|
Mehefin 2020
|
115.0
|
Gorffennaf 2020
|
117.3
|
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
Dyddiad
|
Pryniannau morgais
|
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
|
293417.0
|
Chwefror 2012
|
286803.0
|
Mawrth 2012
|
282775.0
|
Ebrill 2012
|
287426.0
|
Mai 2012
|
296512.0
|
Mehefin 2012
|
299664.0
|
Gorffennaf 2012
|
300659.0
|
Awst 2012
|
299770.0
|
Medi 2012
|
308410.0
|
Hydref 2012
|
302587.0
|
Tachwedd 2012
|
304569.0
|
Rhagfyr 2012
|
303847.0
|
Ionawr 2013
|
314970.0
|
Chwefror 2013
|
314166.0
|
Mawrth 2013
|
318691.0
|
Ebrill 2013
|
318645.0
|
Mai 2013
|
324774.0
|
Mehefin 2013
|
322782.0
|
Gorffennaf 2013
|
324689.0
|
Awst 2013
|
326220.0
|
Medi 2013
|
324666.0
|
Hydref 2013
|
328764.0
|
Tachwedd 2013
|
328170.0
|
Rhagfyr 2013
|
342041.0
|
Ionawr 2014
|
334658.0
|
Chwefror 2014
|
339152.0
|
Mawrth 2014
|
330566.0
|
Ebrill 2014
|
344586.0
|
Mai 2014
|
354057.0
|
Mehefin 2014
|
369173.0
|
Gorffennaf 2014
|
372318.0
|
Awst 2014
|
374556.0
|
Medi 2014
|
376811.0
|
Hydref 2014
|
374195.0
|
Tachwedd 2014
|
371250.0
|
Rhagfyr 2014
|
367383.0
|
Ionawr 2015
|
377932.0
|
Chwefror 2015
|
384481.0
|
Mawrth 2015
|
390044.0
|
Ebrill 2015
|
388744.0
|
Mai 2015
|
395286.0
|
Mehefin 2015
|
405433.0
|
Gorffennaf 2015
|
411324.0
|
Awst 2015
|
414691.0
|
Medi 2015
|
416672.0
|
Hydref 2015
|
417938.0
|
Tachwedd 2015
|
419792.0
|
Rhagfyr 2015
|
428675.0
|
Ionawr 2016
|
432438.0
|
Chwefror 2016
|
435313.0
|
Mawrth 2016
|
433472.0
|
Ebrill 2016
|
440363.0
|
Mai 2016
|
433800.0
|
Mehefin 2016
|
428865.0
|
Gorffennaf 2016
|
426912.0
|
Awst 2016
|
431911.0
|
Medi 2016
|
432110.0
|
Hydref 2016
|
402349.0
|
Tachwedd 2016
|
399435.0
|
Rhagfyr 2016
|
401899.0
|
Ionawr 2017
|
423914.0
|
Chwefror 2017
|
424693.0
|
Mawrth 2017
|
423215.0
|
Ebrill 2017
|
427685.0
|
Mai 2017
|
434177.0
|
Mehefin 2017
|
443074.0
|
Gorffennaf 2017
|
455037.0
|
Awst 2017
|
459048.0
|
Medi 2017
|
451008.0
|
Hydref 2017
|
441239.0
|
Tachwedd 2017
|
439381.0
|
Rhagfyr 2017
|
435271.0
|
Ionawr 2018
|
432778.0
|
Chwefror 2018
|
430532.0
|
Mawrth 2018
|
440676.0
|
Ebrill 2018
|
443493.0
|
Mai 2018
|
442276.0
|
Mehefin 2018
|
439248.0
|
Gorffennaf 2018
|
445200.0
|
Awst 2018
|
450353.0
|
Medi 2018
|
446674.0
|
Hydref 2018
|
444621.0
|
Tachwedd 2018
|
446135.0
|
Rhagfyr 2018
|
452668.0
|
Ionawr 2019
|
444957.0
|
Chwefror 2019
|
432956.0
|
Mawrth 2019
|
423153.0
|
Ebrill 2019
|
428184.0
|
Mai 2019
|
432435.0
|
Mehefin 2019
|
436310.0
|
Gorffennaf 2019
|
433708.0
|
Awst 2019
|
437917.0
|
Medi 2019
|
445467.0
|
Hydref 2019
|
449272.0
|
Tachwedd 2019
|
439453.0
|
Rhagfyr 2019
|
435658.0
|
Ionawr 2020
|
433479.0
|
Chwefror 2020
|
448315.0
|
Mawrth 2020
|
448564.0
|
Ebrill 2020
|
444663.0
|
Mai 2020
|
436019.0
|
Mehefin 2020
|
438742.0
|
Gorffennaf 2020
|
447537.0
|
Dyddiad
|
Pryniannau morgais
|
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
|
7.4
|
Chwefror 2013
|
9.5
|
Mawrth 2013
|
12.7
|
Ebrill 2013
|
10.9
|
Mai 2013
|
9.5
|
Mehefin 2013
|
7.7
|
Gorffennaf 2013
|
8.0
|
Awst 2013
|
8.8
|
Medi 2013
|
5.3
|
Hydref 2013
|
8.6
|
Tachwedd 2013
|
7.8
|
Rhagfyr 2013
|
12.6
|
Ionawr 2014
|
6.2
|
Chwefror 2014
|
8.0
|
Mawrth 2014
|
3.7
|
Ebrill 2014
|
8.1
|
Mai 2014
|
9.0
|
Mehefin 2014
|
14.4
|
Gorffennaf 2014
|
14.7
|
Awst 2014
|
14.8
|
Medi 2014
|
16.1
|
Hydref 2014
|
13.8
|
Tachwedd 2014
|
13.1
|
Rhagfyr 2014
|
7.4
|
Ionawr 2015
|
12.9
|
Chwefror 2015
|
13.4
|
Mawrth 2015
|
18.0
|
Ebrill 2015
|
12.8
|
Mai 2015
|
11.6
|
Mehefin 2015
|
9.8
|
Gorffennaf 2015
|
10.5
|
Awst 2015
|
10.7
|
Medi 2015
|
10.6
|
Hydref 2015
|
11.7
|
Tachwedd 2015
|
13.1
|
Rhagfyr 2015
|
16.7
|
Ionawr 2016
|
14.4
|
Chwefror 2016
|
13.2
|
Mawrth 2016
|
11.1
|
Ebrill 2016
|
13.3
|
Mai 2016
|
9.7
|
Mehefin 2016
|
5.8
|
Gorffennaf 2016
|
3.8
|
Awst 2016
|
4.2
|
Medi 2016
|
3.7
|
Hydref 2016
|
-3.7
|
Tachwedd 2016
|
-4.8
|
Rhagfyr 2016
|
-6.2
|
Ionawr 2017
|
-2.0
|
Chwefror 2017
|
-2.4
|
Mawrth 2017
|
-2.4
|
Ebrill 2017
|
-1.4
|
Mai 2017
|
0.8
|
Mehefin 2017
|
3.3
|
Gorffennaf 2017
|
6.6
|
Awst 2017
|
6.3
|
Medi 2017
|
4.4
|
Hydref 2017
|
9.7
|
Tachwedd 2017
|
10.0
|
Rhagfyr 2017
|
8.3
|
Ionawr 2018
|
2.1
|
Chwefror 2018
|
1.4
|
Mawrth 2018
|
4.1
|
Ebrill 2018
|
3.7
|
Mai 2018
|
1.9
|
Mehefin 2018
|
-0.9
|
Gorffennaf 2018
|
-2.2
|
Awst 2018
|
-1.9
|
Medi 2018
|
-1.0
|
Hydref 2018
|
0.8
|
Tachwedd 2018
|
1.5
|
Rhagfyr 2018
|
4.0
|
Ionawr 2019
|
2.8
|
Chwefror 2019
|
0.6
|
Mawrth 2019
|
-4.0
|
Ebrill 2019
|
-3.4
|
Mai 2019
|
-2.2
|
Mehefin 2019
|
-0.7
|
Gorffennaf 2019
|
-2.6
|
Awst 2019
|
-2.8
|
Medi 2019
|
-0.3
|
Hydref 2019
|
1.0
|
Tachwedd 2019
|
-1.5
|
Rhagfyr 2019
|
-3.8
|
Ionawr 2020
|
-2.6
|
Chwefror 2020
|
3.6
|
Mawrth 2020
|
6.0
|
Ebrill 2020
|
3.8
|
Mai 2020
|
0.8
|
Mehefin 2020
|
0.6
|
Gorffennaf 2020
|
3.2
|
Dyddiad
|
Pryniannau morgais
|
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
|
-2.2
|
Mawrth 2012
|
-1.4
|
Ebrill 2012
|
1.6
|
Mai 2012
|
3.2
|
Mehefin 2012
|
1.1
|
Gorffennaf 2012
|
0.3
|
Awst 2012
|
-0.3
|
Medi 2012
|
2.9
|
Hydref 2012
|
-1.9
|
Tachwedd 2012
|
0.6
|
Rhagfyr 2012
|
-0.2
|
Ionawr 2013
|
3.7
|
Chwefror 2013
|
-0.3
|
Mawrth 2013
|
1.4
|
Ebrill 2013
|
-0.0
|
Mai 2013
|
1.9
|
Mehefin 2013
|
-0.6
|
Gorffennaf 2013
|
0.6
|
Awst 2013
|
0.5
|
Medi 2013
|
-0.5
|
Hydref 2013
|
1.3
|
Tachwedd 2013
|
-0.2
|
Rhagfyr 2013
|
4.2
|
Ionawr 2014
|
-2.2
|
Chwefror 2014
|
1.3
|
Mawrth 2014
|
-2.5
|
Ebrill 2014
|
4.2
|
Mai 2014
|
2.8
|
Mehefin 2014
|
4.3
|
Gorffennaf 2014
|
0.8
|
Awst 2014
|
0.6
|
Medi 2014
|
0.6
|
Hydref 2014
|
-0.7
|
Tachwedd 2014
|
-0.8
|
Rhagfyr 2014
|
-1.0
|
Ionawr 2015
|
2.9
|
Chwefror 2015
|
1.7
|
Mawrth 2015
|
1.4
|
Ebrill 2015
|
-0.3
|
Mai 2015
|
1.7
|
Mehefin 2015
|
2.6
|
Gorffennaf 2015
|
1.4
|
Awst 2015
|
0.8
|
Medi 2015
|
0.5
|
Hydref 2015
|
0.3
|
Tachwedd 2015
|
0.4
|
Rhagfyr 2015
|
2.1
|
Ionawr 2016
|
0.9
|
Chwefror 2016
|
0.7
|
Mawrth 2016
|
-0.4
|
Ebrill 2016
|
1.6
|
Mai 2016
|
-1.5
|
Mehefin 2016
|
-1.1
|
Gorffennaf 2016
|
-0.5
|
Awst 2016
|
1.2
|
Medi 2016
|
0.1
|
Hydref 2016
|
-6.9
|
Tachwedd 2016
|
-0.7
|
Rhagfyr 2016
|
0.6
|
Ionawr 2017
|
5.5
|
Chwefror 2017
|
0.2
|
Mawrth 2017
|
-0.4
|
Ebrill 2017
|
1.1
|
Mai 2017
|
1.5
|
Mehefin 2017
|
2.0
|
Gorffennaf 2017
|
2.7
|
Awst 2017
|
0.9
|
Medi 2017
|
-1.8
|
Hydref 2017
|
-2.2
|
Tachwedd 2017
|
-0.4
|
Rhagfyr 2017
|
-0.9
|
Ionawr 2018
|
-0.6
|
Chwefror 2018
|
-0.5
|
Mawrth 2018
|
2.4
|
Ebrill 2018
|
0.6
|
Mai 2018
|
-0.3
|
Mehefin 2018
|
-0.7
|
Gorffennaf 2018
|
1.4
|
Awst 2018
|
1.2
|
Medi 2018
|
-0.8
|
Hydref 2018
|
-0.5
|
Tachwedd 2018
|
0.3
|
Rhagfyr 2018
|
1.5
|
Ionawr 2019
|
-1.7
|
Chwefror 2019
|
-2.7
|
Mawrth 2019
|
-2.3
|
Ebrill 2019
|
1.2
|
Mai 2019
|
1.0
|
Mehefin 2019
|
0.9
|
Gorffennaf 2019
|
-0.6
|
Awst 2019
|
1.0
|
Medi 2019
|
1.7
|
Hydref 2019
|
0.8
|
Tachwedd 2019
|
-2.2
|
Rhagfyr 2019
|
-0.9
|
Ionawr 2020
|
-0.5
|
Chwefror 2020
|
3.4
|
Mawrth 2020
|
0.1
|
Ebrill 2020
|
-0.9
|
Mai 2020
|
-1.9
|
Mehefin 2020
|
0.6
|
Gorffennaf 2020
|
2.0
|
Dyddiad
|
Pryniannau morgais
|
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
|
77.6
|
Chwefror 2012
|
75.9
|
Mawrth 2012
|
74.8
|
Ebrill 2012
|
76.0
|
Mai 2012
|
78.5
|
Mehefin 2012
|
79.3
|
Gorffennaf 2012
|
79.6
|
Awst 2012
|
79.3
|
Medi 2012
|
81.6
|
Hydref 2012
|
80.1
|
Tachwedd 2012
|
80.6
|
Rhagfyr 2012
|
80.4
|
Ionawr 2013
|
83.3
|
Chwefror 2013
|
83.1
|
Mawrth 2013
|
84.3
|
Ebrill 2013
|
84.3
|
Mai 2013
|
85.9
|
Mehefin 2013
|
85.4
|
Gorffennaf 2013
|
85.9
|
Awst 2013
|
86.3
|
Medi 2013
|
85.9
|
Hydref 2013
|
87.0
|
Tachwedd 2013
|
86.8
|
Rhagfyr 2013
|
90.5
|
Ionawr 2014
|
88.6
|
Chwefror 2014
|
89.7
|
Mawrth 2014
|
87.5
|
Ebrill 2014
|
91.2
|
Mai 2014
|
93.7
|
Mehefin 2014
|
97.7
|
Gorffennaf 2014
|
98.5
|
Awst 2014
|
99.1
|
Medi 2014
|
99.7
|
Hydref 2014
|
99.0
|
Tachwedd 2014
|
98.2
|
Rhagfyr 2014
|
97.2
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
101.7
|
Mawrth 2015
|
103.2
|
Ebrill 2015
|
102.9
|
Mai 2015
|
104.6
|
Mehefin 2015
|
107.3
|
Gorffennaf 2015
|
108.8
|
Awst 2015
|
109.7
|
Medi 2015
|
110.2
|
Hydref 2015
|
110.6
|
Tachwedd 2015
|
111.1
|
Rhagfyr 2015
|
113.4
|
Ionawr 2016
|
114.4
|
Chwefror 2016
|
115.2
|
Mawrth 2016
|
114.7
|
Ebrill 2016
|
116.5
|
Mai 2016
|
114.8
|
Mehefin 2016
|
113.5
|
Gorffennaf 2016
|
113.0
|
Awst 2016
|
114.3
|
Medi 2016
|
114.3
|
Hydref 2016
|
106.5
|
Tachwedd 2016
|
105.7
|
Rhagfyr 2016
|
106.3
|
Ionawr 2017
|
112.2
|
Chwefror 2017
|
112.4
|
Mawrth 2017
|
112.0
|
Ebrill 2017
|
113.2
|
Mai 2017
|
114.9
|
Mehefin 2017
|
117.2
|
Gorffennaf 2017
|
120.4
|
Awst 2017
|
121.5
|
Medi 2017
|
119.3
|
Hydref 2017
|
116.8
|
Tachwedd 2017
|
116.3
|
Rhagfyr 2017
|
115.2
|
Ionawr 2018
|
114.5
|
Chwefror 2018
|
113.9
|
Mawrth 2018
|
116.6
|
Ebrill 2018
|
117.4
|
Mai 2018
|
117.0
|
Mehefin 2018
|
116.2
|
Gorffennaf 2018
|
117.8
|
Awst 2018
|
119.2
|
Medi 2018
|
118.2
|
Hydref 2018
|
117.6
|
Tachwedd 2018
|
118.0
|
Rhagfyr 2018
|
119.8
|
Ionawr 2019
|
117.7
|
Chwefror 2019
|
114.6
|
Mawrth 2019
|
112.0
|
Ebrill 2019
|
113.3
|
Mai 2019
|
114.4
|
Mehefin 2019
|
115.4
|
Gorffennaf 2019
|
114.8
|
Awst 2019
|
115.9
|
Medi 2019
|
117.9
|
Hydref 2019
|
118.9
|
Tachwedd 2019
|
116.3
|
Rhagfyr 2019
|
115.3
|
Ionawr 2020
|
114.7
|
Chwefror 2020
|
118.6
|
Mawrth 2020
|
118.7
|
Ebrill 2020
|
117.7
|
Mai 2020
|
115.4
|
Mehefin 2020
|
116.1
|
Gorffennaf 2020
|
118.4
|
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