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 teras
|
Fflatiau a fflatiau deulawr
|
Chwefror 2010
|
613473.0
|
986269.0
|
578951.0
|
Mawrth 2010
|
607614.0
|
978218.0
|
573257.0
|
Ebrill 2010
|
590583.0
|
947069.0
|
557385.0
|
Mai 2010
|
578829.0
|
922853.0
|
546636.0
|
Mehefin 2010
|
594354.0
|
951563.0
|
561080.0
|
Gorffennaf 2010
|
599540.0
|
967463.0
|
565484.0
|
Awst 2010
|
618616.0
|
1001159.0
|
583303.0
|
Medi 2010
|
623291.0
|
1013170.0
|
587417.0
|
Hydref 2010
|
628964.0
|
1018167.0
|
593032.0
|
Tachwedd 2010
|
618176.0
|
998121.0
|
582985.0
|
Rhagfyr 2010
|
610704.0
|
983363.0
|
576068.0
|
Ionawr 2011
|
598580.0
|
969832.0
|
564195.0
|
Chwefror 2011
|
603248.0
|
981939.0
|
568188.0
|
Mawrth 2011
|
629536.0
|
1029983.0
|
592550.0
|
Ebrill 2011
|
650659.0
|
1060316.0
|
612682.0
|
Mai 2011
|
647256.0
|
1043200.0
|
610349.0
|
Mehefin 2011
|
626108.0
|
998585.0
|
591181.0
|
Gorffennaf 2011
|
630766.0
|
1003279.0
|
595813.0
|
Awst 2011
|
644666.0
|
1039751.0
|
607977.0
|
Medi 2011
|
649456.0
|
1057735.0
|
611795.0
|
Hydref 2011
|
635376.0
|
1037876.0
|
598293.0
|
Tachwedd 2011
|
636095.0
|
1035772.0
|
599140.0
|
Rhagfyr 2011
|
638417.0
|
1027377.0
|
602138.0
|
Ionawr 2012
|
653185.0
|
1053474.0
|
615983.0
|
Chwefror 2012
|
654620.0
|
1064598.0
|
616814.0
|
Mawrth 2012
|
642527.0
|
1054526.0
|
604833.0
|
Ebrill 2012
|
650452.0
|
1064207.0
|
612520.0
|
Mai 2012
|
664967.0
|
1078612.0
|
626844.0
|
Mehefin 2012
|
704720.0
|
1147065.0
|
664084.0
|
Gorffennaf 2012
|
711877.0
|
1166471.0
|
670303.0
|
Awst 2012
|
739683.0
|
1219963.0
|
695982.0
|
Medi 2012
|
730967.0
|
1209027.0
|
687549.0
|
Hydref 2012
|
736039.0
|
1214921.0
|
692509.0
|
Tachwedd 2012
|
729044.0
|
1203993.0
|
685887.0
|
Rhagfyr 2012
|
745032.0
|
1226275.0
|
701193.0
|
Ionawr 2013
|
736489.0
|
1218768.0
|
692673.0
|
Chwefror 2013
|
733269.0
|
1215170.0
|
689502.0
|
Mawrth 2013
|
730982.0
|
1209561.0
|
687449.0
|
Ebrill 2013
|
771734.0
|
1271310.0
|
726192.0
|
Mai 2013
|
786436.0
|
1290837.0
|
740340.0
|
Mehefin 2013
|
793531.0
|
1307981.0
|
746691.0
|
Gorffennaf 2013
|
786473.0
|
1301235.0
|
739763.0
|
Awst 2013
|
779457.0
|
1293086.0
|
732982.0
|
Medi 2013
|
814185.0
|
1352015.0
|
765502.0
|
Hydref 2013
|
834515.0
|
1377652.0
|
785173.0
|
Tachwedd 2013
|
854946.0
|
1407235.0
|
804671.0
|
Rhagfyr 2013
|
857653.0
|
1402734.0
|
807915.0
|
Ionawr 2014
|
855067.0
|
1402525.0
|
805170.0
|
Chwefror 2014
|
879566.0
|
1441777.0
|
828244.0
|
Mawrth 2014
|
877610.0
|
1439494.0
|
826256.0
|
Ebrill 2014
|
890320.0
|
1461922.0
|
838147.0
|
Mai 2014
|
896171.0
|
1473004.0
|
843587.0
|
Mehefin 2014
|
923345.0
|
1516028.0
|
869282.0
|
Gorffennaf 2014
|
941641.0
|
1546071.0
|
886517.0
|
Awst 2014
|
949690.0
|
1561191.0
|
893975.0
|
Medi 2014
|
953216.0
|
1576095.0
|
896749.0
|
Hydref 2014
|
955882.0
|
1573865.0
|
899635.0
|
Tachwedd 2014
|
974047.0
|
1604506.0
|
916685.0
|
Rhagfyr 2014
|
975871.0
|
1597592.0
|
919001.0
|
Ionawr 2015
|
976649.0
|
1598602.0
|
919744.0
|
Chwefror 2015
|
979436.0
|
1595005.0
|
922836.0
|
Mawrth 2015
|
966294.0
|
1565955.0
|
910921.0
|
Ebrill 2015
|
945095.0
|
1535372.0
|
890731.0
|
Mai 2015
|
922584.0
|
1494072.0
|
869840.0
|
Mehefin 2015
|
928566.0
|
1518030.0
|
874607.0
|
Gorffennaf 2015
|
958776.0
|
1565058.0
|
903187.0
|
Awst 2015
|
935638.0
|
1533120.0
|
881045.0
|
Medi 2015
|
971985.0
|
1592037.0
|
915323.0
|
Hydref 2015
|
963914.0
|
1583811.0
|
907458.0
|
Tachwedd 2015
|
1013362.0
|
1665849.0
|
953958.0
|
Rhagfyr 2015
|
1013417.0
|
1657152.0
|
954530.0
|
Ionawr 2016
|
1024447.0
|
1667975.0
|
965318.0
|
Chwefror 2016
|
989059.0
|
1612137.0
|
931828.0
|
Mawrth 2016
|
971279.0
|
1592768.0
|
914476.0
|
Ebrill 2016
|
966369.0
|
1574845.0
|
910491.0
|
Mai 2016
|
1007474.0
|
1624766.0
|
950370.0
|
Mehefin 2016
|
1017286.0
|
1623270.0
|
960712.0
|
Gorffennaf 2016
|
1025448.0
|
1638850.0
|
968266.0
|
Awst 2016
|
986768.0
|
1582247.0
|
931375.0
|
Medi 2016
|
967520.0
|
1550171.0
|
913288.0
|
Hydref 2016
|
961901.0
|
1535444.0
|
908343.0
|
Tachwedd 2016
|
999384.0
|
1588297.0
|
944164.0
|
Rhagfyr 2016
|
1029585.0
|
1630930.0
|
973034.0
|
Ionawr 2017
|
1040211.0
|
1647819.0
|
983093.0
|
Chwefror 2017
|
1073991.0
|
1693019.0
|
1015621.0
|
Mawrth 2017
|
1060969.0
|
1666835.0
|
1003675.0
|
Ebrill 2017
|
1109054.0
|
1735935.0
|
1049514.0
|
Mai 2017
|
1098770.0
|
1712467.0
|
1040300.0
|
Mehefin 2017
|
1088417.0
|
1693232.0
|
1030738.0
|
Gorffennaf 2017
|
1058953.0
|
1645291.0
|
1003041.0
|
Awst 2017
|
1035583.0
|
1623249.0
|
979850.0
|
Medi 2017
|
1040700.0
|
1640796.0
|
984026.0
|
Hydref 2017
|
1034779.0
|
1637424.0
|
977957.0
|
Tachwedd 2017
|
1039759.0
|
1640668.0
|
983053.0
|
Rhagfyr 2017
|
1096072.0
|
1730703.0
|
1036206.0
|
Ionawr 2018
|
1116111.0
|
1761918.0
|
1055216.0
|
Chwefror 2018
|
1117408.0
|
1766050.0
|
1056284.0
|
Mawrth 2018
|
1060664.0
|
1677637.0
|
1002673.0
|
Ebrill 2018
|
1003535.0
|
1593880.0
|
948373.0
|
Mai 2018
|
980480.0
|
1566427.0
|
926085.0
|
Mehefin 2018
|
968778.0
|
1552258.0
|
914696.0
|
Gorffennaf 2018
|
966625.0
|
1556438.0
|
912141.0
|
Awst 2018
|
982356.0
|
1590711.0
|
926378.0
|
Medi 2018
|
1023157.0
|
1660802.0
|
964642.0
|
Hydref 2018
|
1025486.0
|
1660405.0
|
967070.0
|
Tachwedd 2018
|
1029489.0
|
1668942.0
|
970724.0
|
Rhagfyr 2018
|
964309.0
|
1556273.0
|
909683.0
|
Ionawr 2019
|
959408.0
|
1547134.0
|
905128.0
|
Dyddiad
|
Pob math o eiddo
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Chwefror 2010
|
21.0
|
26.6
|
20.4
|
Mawrth 2010
|
21.0
|
27.4
|
20.3
|
Ebrill 2010
|
16.1
|
22.1
|
15.5
|
Mai 2010
|
11.2
|
16.0
|
10.7
|
Mehefin 2010
|
16.3
|
21.4
|
15.8
|
Gorffennaf 2010
|
14.4
|
19.1
|
13.9
|
Awst 2010
|
18.5
|
22.2
|
18.1
|
Medi 2010
|
12.6
|
15.8
|
12.2
|
Hydref 2010
|
11.7
|
14.0
|
11.5
|
Tachwedd 2010
|
7.9
|
10.0
|
7.6
|
Rhagfyr 2010
|
6.2
|
7.8
|
6.0
|
Ionawr 2011
|
0.4
|
2.0
|
0.2
|
Chwefror 2011
|
-1.7
|
-0.4
|
-1.9
|
Mawrth 2011
|
3.6
|
5.3
|
3.4
|
Ebrill 2011
|
10.2
|
12.0
|
9.9
|
Mai 2011
|
11.8
|
13.0
|
11.7
|
Mehefin 2011
|
5.3
|
4.9
|
5.4
|
Gorffennaf 2011
|
5.2
|
3.7
|
5.4
|
Awst 2011
|
4.2
|
3.8
|
4.2
|
Medi 2011
|
4.2
|
4.4
|
4.2
|
Hydref 2011
|
1.0
|
1.9
|
0.9
|
Tachwedd 2011
|
2.9
|
3.8
|
2.8
|
Rhagfyr 2011
|
4.5
|
4.5
|
4.5
|
Ionawr 2012
|
9.1
|
8.6
|
9.2
|
Chwefror 2012
|
8.5
|
8.4
|
8.6
|
Mawrth 2012
|
2.1
|
2.4
|
2.1
|
Ebrill 2012
|
-0.0
|
0.4
|
-0.0
|
Mai 2012
|
2.7
|
3.4
|
2.7
|
Mehefin 2012
|
12.6
|
14.9
|
12.3
|
Gorffennaf 2012
|
12.9
|
16.3
|
12.5
|
Awst 2012
|
14.7
|
17.3
|
14.5
|
Medi 2012
|
12.6
|
14.3
|
12.4
|
Hydref 2012
|
15.8
|
17.1
|
15.8
|
Tachwedd 2012
|
14.6
|
16.2
|
14.5
|
Rhagfyr 2012
|
16.7
|
19.4
|
16.4
|
Ionawr 2013
|
12.8
|
15.7
|
12.4
|
Chwefror 2013
|
12.0
|
14.1
|
11.8
|
Mawrth 2013
|
13.8
|
14.7
|
13.7
|
Ebrill 2013
|
18.6
|
19.5
|
18.6
|
Mai 2013
|
18.3
|
19.7
|
18.1
|
Mehefin 2013
|
12.6
|
14.0
|
12.4
|
Gorffennaf 2013
|
10.5
|
11.6
|
10.4
|
Awst 2013
|
5.4
|
6.0
|
5.3
|
Medi 2013
|
11.4
|
11.8
|
11.3
|
Hydref 2013
|
13.4
|
13.4
|
13.4
|
Tachwedd 2013
|
17.3
|
16.9
|
17.3
|
Rhagfyr 2013
|
15.1
|
14.4
|
15.2
|
Ionawr 2014
|
16.1
|
15.1
|
16.2
|
Chwefror 2014
|
20.0
|
18.6
|
20.1
|
Mawrth 2014
|
20.1
|
19.0
|
20.2
|
Ebrill 2014
|
15.4
|
15.0
|
15.4
|
Mai 2014
|
14.0
|
14.1
|
14.0
|
Mehefin 2014
|
16.4
|
15.9
|
16.4
|
Gorffennaf 2014
|
19.7
|
18.8
|
19.8
|
Awst 2014
|
21.8
|
20.7
|
22.0
|
Medi 2014
|
17.1
|
16.6
|
17.2
|
Hydref 2014
|
14.5
|
14.2
|
14.6
|
Tachwedd 2014
|
13.9
|
14.0
|
13.9
|
Rhagfyr 2014
|
13.8
|
13.9
|
13.8
|
Ionawr 2015
|
14.2
|
14.0
|
14.2
|
Chwefror 2015
|
11.4
|
10.6
|
11.4
|
Mawrth 2015
|
10.1
|
8.8
|
10.2
|
Ebrill 2015
|
6.2
|
5.0
|
6.3
|
Mai 2015
|
3.0
|
1.4
|
3.1
|
Mehefin 2015
|
0.6
|
0.1
|
0.6
|
Gorffennaf 2015
|
1.8
|
1.2
|
1.9
|
Awst 2015
|
-1.5
|
-1.8
|
-1.4
|
Medi 2015
|
2.0
|
1.0
|
2.1
|
Hydref 2015
|
0.8
|
0.6
|
0.9
|
Tachwedd 2015
|
4.0
|
3.8
|
4.1
|
Rhagfyr 2015
|
3.8
|
3.7
|
3.9
|
Ionawr 2016
|
4.9
|
4.3
|
5.0
|
Chwefror 2016
|
1.0
|
1.1
|
1.0
|
Mawrth 2016
|
0.5
|
1.7
|
0.4
|
Ebrill 2016
|
2.2
|
2.6
|
2.2
|
Mai 2016
|
9.2
|
8.8
|
9.3
|
Mehefin 2016
|
9.6
|
6.9
|
9.8
|
Gorffennaf 2016
|
7.0
|
4.7
|
7.2
|
Awst 2016
|
5.5
|
3.2
|
5.7
|
Medi 2016
|
-0.5
|
-2.6
|
-0.2
|
Hydref 2016
|
-0.2
|
-3.0
|
0.1
|
Tachwedd 2016
|
-1.4
|
-4.7
|
-1.0
|
Rhagfyr 2016
|
1.6
|
-1.6
|
1.9
|
Ionawr 2017
|
1.5
|
-1.2
|
1.8
|
Chwefror 2017
|
8.6
|
5.0
|
9.0
|
Mawrth 2017
|
9.2
|
4.6
|
9.8
|
Ebrill 2017
|
14.9
|
11.5
|
15.3
|
Mai 2017
|
9.0
|
5.7
|
9.3
|
Mehefin 2017
|
7.0
|
4.3
|
7.3
|
Gorffennaf 2017
|
3.3
|
0.4
|
3.6
|
Awst 2017
|
5.0
|
2.6
|
5.2
|
Medi 2017
|
7.6
|
5.8
|
7.8
|
Hydref 2017
|
7.6
|
6.6
|
7.7
|
Tachwedd 2017
|
4.0
|
3.3
|
4.1
|
Rhagfyr 2017
|
6.5
|
6.1
|
6.5
|
Ionawr 2018
|
7.3
|
6.9
|
7.3
|
Chwefror 2018
|
4.0
|
4.3
|
4.0
|
Mawrth 2018
|
-0.0
|
0.6
|
-0.1
|
Ebrill 2018
|
-9.5
|
-8.2
|
-9.6
|
Mai 2018
|
-10.8
|
-8.5
|
-11.0
|
Mehefin 2018
|
-11.0
|
-8.3
|
-11.3
|
Gorffennaf 2018
|
-8.7
|
-5.4
|
-9.1
|
Awst 2018
|
-5.1
|
-2.0
|
-5.5
|
Medi 2018
|
-1.7
|
1.2
|
-2.0
|
Hydref 2018
|
-0.9
|
1.4
|
-1.1
|
Tachwedd 2018
|
-1.0
|
1.7
|
-1.2
|
Rhagfyr 2018
|
-12.0
|
-10.1
|
-12.2
|
Ionawr 2019
|
-14.0
|
-12.2
|
-14.2
|
Dyddiad
|
Pob math o eiddo
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Chwefror 2010
|
2.9
|
3.7
|
2.8
|
Mawrth 2010
|
-1.0
|
-0.8
|
-1.0
|
Ebrill 2010
|
-2.8
|
-3.2
|
-2.8
|
Mai 2010
|
-2.0
|
-2.6
|
-1.9
|
Mehefin 2010
|
2.7
|
3.1
|
2.6
|
Gorffennaf 2010
|
0.9
|
1.7
|
0.8
|
Awst 2010
|
3.2
|
3.5
|
3.2
|
Medi 2010
|
0.8
|
1.2
|
0.7
|
Hydref 2010
|
0.9
|
0.5
|
1.0
|
Tachwedd 2010
|
-1.7
|
-2.0
|
-1.7
|
Rhagfyr 2010
|
-1.2
|
-1.5
|
-1.2
|
Ionawr 2011
|
-2.0
|
-1.4
|
-2.1
|
Chwefror 2011
|
0.8
|
1.2
|
0.7
|
Mawrth 2011
|
4.4
|
4.9
|
4.3
|
Ebrill 2011
|
3.4
|
3.0
|
3.4
|
Mai 2011
|
-0.5
|
-1.6
|
-0.4
|
Mehefin 2011
|
-3.3
|
-4.3
|
-3.1
|
Gorffennaf 2011
|
0.7
|
0.5
|
0.8
|
Awst 2011
|
2.2
|
3.6
|
2.0
|
Medi 2011
|
0.7
|
1.7
|
0.6
|
Hydref 2011
|
-2.2
|
-1.9
|
-2.2
|
Tachwedd 2011
|
0.1
|
-0.2
|
0.1
|
Rhagfyr 2011
|
0.4
|
-0.8
|
0.5
|
Ionawr 2012
|
2.3
|
2.5
|
2.3
|
Chwefror 2012
|
0.2
|
1.1
|
0.1
|
Mawrth 2012
|
-1.8
|
-1.0
|
-1.9
|
Ebrill 2012
|
1.2
|
0.9
|
1.3
|
Mai 2012
|
2.2
|
1.4
|
2.3
|
Mehefin 2012
|
6.0
|
6.4
|
5.9
|
Gorffennaf 2012
|
1.0
|
1.7
|
0.9
|
Awst 2012
|
3.9
|
4.6
|
3.8
|
Medi 2012
|
-1.2
|
-0.9
|
-1.2
|
Hydref 2012
|
0.7
|
0.5
|
0.7
|
Tachwedd 2012
|
-1.0
|
-0.9
|
-1.0
|
Rhagfyr 2012
|
2.2
|
1.8
|
2.2
|
Ionawr 2013
|
-1.2
|
-0.6
|
-1.2
|
Chwefror 2013
|
-0.4
|
-0.3
|
-0.5
|
Mawrth 2013
|
-0.3
|
-0.5
|
-0.3
|
Ebrill 2013
|
5.6
|
5.1
|
5.6
|
Mai 2013
|
1.9
|
1.5
|
2.0
|
Mehefin 2013
|
0.9
|
1.3
|
0.9
|
Gorffennaf 2013
|
-0.9
|
-0.5
|
-0.9
|
Awst 2013
|
-0.9
|
-0.6
|
-0.9
|
Medi 2013
|
4.5
|
4.6
|
4.4
|
Hydref 2013
|
2.5
|
1.9
|
2.6
|
Tachwedd 2013
|
2.4
|
2.2
|
2.5
|
Rhagfyr 2013
|
0.3
|
-0.3
|
0.4
|
Ionawr 2014
|
-0.3
|
-0.0
|
-0.3
|
Chwefror 2014
|
2.9
|
2.8
|
2.9
|
Mawrth 2014
|
-0.2
|
-0.2
|
-0.2
|
Ebrill 2014
|
1.4
|
1.6
|
1.4
|
Mai 2014
|
0.7
|
0.8
|
0.6
|
Mehefin 2014
|
3.0
|
2.9
|
3.0
|
Gorffennaf 2014
|
2.0
|
2.0
|
2.0
|
Awst 2014
|
0.8
|
1.0
|
0.8
|
Medi 2014
|
0.4
|
1.0
|
0.3
|
Hydref 2014
|
0.3
|
-0.1
|
0.3
|
Tachwedd 2014
|
1.9
|
2.0
|
1.9
|
Rhagfyr 2014
|
0.2
|
-0.4
|
0.2
|
Ionawr 2015
|
0.1
|
0.1
|
0.1
|
Chwefror 2015
|
0.3
|
-0.2
|
0.3
|
Mawrth 2015
|
-1.3
|
-1.8
|
-1.3
|
Ebrill 2015
|
-2.2
|
-2.0
|
-2.2
|
Mai 2015
|
-2.4
|
-2.7
|
-2.4
|
Mehefin 2015
|
0.6
|
1.6
|
0.6
|
Gorffennaf 2015
|
3.2
|
3.1
|
3.3
|
Awst 2015
|
-2.4
|
-2.0
|
-2.4
|
Medi 2015
|
3.9
|
3.8
|
3.9
|
Hydref 2015
|
-0.8
|
-0.5
|
-0.9
|
Tachwedd 2015
|
5.1
|
5.2
|
5.1
|
Rhagfyr 2015
|
0.0
|
-0.5
|
0.1
|
Ionawr 2016
|
1.1
|
0.6
|
1.1
|
Chwefror 2016
|
-3.4
|
-3.4
|
-3.5
|
Mawrth 2016
|
-1.8
|
-1.2
|
-1.9
|
Ebrill 2016
|
-0.5
|
-1.1
|
-0.4
|
Mai 2016
|
4.2
|
3.2
|
4.4
|
Mehefin 2016
|
1.0
|
-0.1
|
1.1
|
Gorffennaf 2016
|
0.8
|
1.0
|
0.8
|
Awst 2016
|
-3.8
|
-3.4
|
-3.8
|
Medi 2016
|
-2.0
|
-2.0
|
-1.9
|
Hydref 2016
|
-0.6
|
-1.0
|
-0.5
|
Tachwedd 2016
|
3.9
|
3.4
|
3.9
|
Rhagfyr 2016
|
3.0
|
2.7
|
3.1
|
Ionawr 2017
|
1.0
|
1.0
|
1.0
|
Chwefror 2017
|
3.2
|
2.7
|
3.3
|
Mawrth 2017
|
-1.2
|
-1.6
|
-1.2
|
Ebrill 2017
|
4.5
|
4.2
|
4.6
|
Mai 2017
|
-0.9
|
-1.4
|
-0.9
|
Mehefin 2017
|
-0.9
|
-1.1
|
-0.9
|
Gorffennaf 2017
|
-2.7
|
-2.8
|
-2.7
|
Awst 2017
|
-2.2
|
-1.3
|
-2.3
|
Medi 2017
|
0.5
|
1.1
|
0.4
|
Hydref 2017
|
-0.6
|
-0.2
|
-0.6
|
Tachwedd 2017
|
0.5
|
0.2
|
0.5
|
Rhagfyr 2017
|
5.4
|
5.5
|
5.4
|
Ionawr 2018
|
1.8
|
1.8
|
1.8
|
Chwefror 2018
|
0.1
|
0.2
|
0.1
|
Mawrth 2018
|
-5.1
|
-5.0
|
-5.1
|
Ebrill 2018
|
-5.4
|
-5.0
|
-5.4
|
Mai 2018
|
-2.3
|
-1.7
|
-2.4
|
Mehefin 2018
|
-1.2
|
-0.9
|
-1.2
|
Gorffennaf 2018
|
-0.2
|
0.3
|
-0.3
|
Awst 2018
|
1.6
|
2.2
|
1.6
|
Medi 2018
|
4.2
|
4.4
|
4.1
|
Hydref 2018
|
0.2
|
-0.0
|
0.2
|
Tachwedd 2018
|
0.4
|
0.5
|
0.4
|
Rhagfyr 2018
|
-6.3
|
-6.8
|
-6.3
|
Ionawr 2019
|
-0.5
|
-0.6
|
-0.5
|
Dyddiad
|
Pob math o eiddo
|
Tai teras
|
Fflatiau a fflatiau deulawr
|
Chwefror 2010
|
62.8
|
61.7
|
63.0
|
Mawrth 2010
|
62.2
|
61.2
|
62.3
|
Ebrill 2010
|
60.5
|
59.2
|
60.6
|
Mai 2010
|
59.3
|
57.7
|
59.4
|
Mehefin 2010
|
60.9
|
59.5
|
61.0
|
Gorffennaf 2010
|
61.4
|
60.5
|
61.5
|
Awst 2010
|
63.3
|
62.6
|
63.4
|
Medi 2010
|
63.8
|
63.4
|
63.9
|
Hydref 2010
|
64.4
|
63.7
|
64.5
|
Tachwedd 2010
|
63.3
|
62.4
|
63.4
|
Rhagfyr 2010
|
62.5
|
61.5
|
62.6
|
Ionawr 2011
|
61.3
|
60.7
|
61.3
|
Chwefror 2011
|
61.8
|
61.4
|
61.8
|
Mawrth 2011
|
64.5
|
64.4
|
64.4
|
Ebrill 2011
|
66.6
|
66.3
|
66.6
|
Mai 2011
|
66.3
|
65.3
|
66.4
|
Mehefin 2011
|
64.1
|
62.5
|
64.3
|
Gorffennaf 2011
|
64.6
|
62.8
|
64.8
|
Awst 2011
|
66.0
|
65.0
|
66.1
|
Medi 2011
|
66.5
|
66.2
|
66.5
|
Hydref 2011
|
65.1
|
64.9
|
65.0
|
Tachwedd 2011
|
65.1
|
64.8
|
65.1
|
Rhagfyr 2011
|
65.4
|
64.3
|
65.5
|
Ionawr 2012
|
66.9
|
65.9
|
67.0
|
Chwefror 2012
|
67.0
|
66.6
|
67.1
|
Mawrth 2012
|
65.8
|
66.0
|
65.8
|
Ebrill 2012
|
66.6
|
66.6
|
66.6
|
Mai 2012
|
68.1
|
67.5
|
68.2
|
Mehefin 2012
|
72.2
|
71.8
|
72.2
|
Gorffennaf 2012
|
72.9
|
73.0
|
72.9
|
Awst 2012
|
75.7
|
76.3
|
75.7
|
Medi 2012
|
74.8
|
75.6
|
74.8
|
Hydref 2012
|
75.4
|
76.0
|
75.3
|
Tachwedd 2012
|
74.6
|
75.3
|
74.6
|
Rhagfyr 2012
|
76.3
|
76.7
|
76.2
|
Ionawr 2013
|
75.4
|
76.2
|
75.3
|
Chwefror 2013
|
75.1
|
76.0
|
75.0
|
Mawrth 2013
|
74.8
|
75.7
|
74.7
|
Ebrill 2013
|
79.0
|
79.5
|
79.0
|
Mai 2013
|
80.5
|
80.8
|
80.5
|
Mehefin 2013
|
81.2
|
81.8
|
81.2
|
Gorffennaf 2013
|
80.5
|
81.4
|
80.4
|
Awst 2013
|
79.8
|
80.9
|
79.7
|
Medi 2013
|
83.4
|
84.6
|
83.2
|
Hydref 2013
|
85.4
|
86.2
|
85.4
|
Tachwedd 2013
|
87.5
|
88.0
|
87.5
|
Rhagfyr 2013
|
87.8
|
87.8
|
87.8
|
Ionawr 2014
|
87.6
|
87.7
|
87.5
|
Chwefror 2014
|
90.1
|
90.2
|
90.0
|
Mawrth 2014
|
89.9
|
90.0
|
89.8
|
Ebrill 2014
|
91.2
|
91.4
|
91.1
|
Mai 2014
|
91.8
|
92.1
|
91.7
|
Mehefin 2014
|
94.5
|
94.8
|
94.5
|
Gorffennaf 2014
|
96.4
|
96.7
|
96.4
|
Awst 2014
|
97.2
|
97.7
|
97.2
|
Medi 2014
|
97.6
|
98.6
|
97.5
|
Hydref 2014
|
97.9
|
98.4
|
97.8
|
Tachwedd 2014
|
99.7
|
100.4
|
99.7
|
Rhagfyr 2014
|
99.9
|
99.9
|
99.9
|
Ionawr 2015
|
100.0
|
100.0
|
100.0
|
Chwefror 2015
|
100.3
|
99.8
|
100.3
|
Mawrth 2015
|
98.9
|
98.0
|
99.0
|
Ebrill 2015
|
96.8
|
96.0
|
96.8
|
Mai 2015
|
94.5
|
93.5
|
94.6
|
Mehefin 2015
|
95.1
|
95.0
|
95.1
|
Gorffennaf 2015
|
98.2
|
97.9
|
98.2
|
Awst 2015
|
95.8
|
95.9
|
95.8
|
Medi 2015
|
99.5
|
99.6
|
99.5
|
Hydref 2015
|
98.7
|
99.1
|
98.7
|
Tachwedd 2015
|
103.8
|
104.2
|
103.7
|
Rhagfyr 2015
|
103.8
|
103.7
|
103.8
|
Ionawr 2016
|
104.9
|
104.3
|
105.0
|
Chwefror 2016
|
101.3
|
100.8
|
101.3
|
Mawrth 2016
|
99.4
|
99.6
|
99.4
|
Ebrill 2016
|
99.0
|
98.5
|
99.0
|
Mai 2016
|
103.2
|
101.6
|
103.3
|
Mehefin 2016
|
104.2
|
101.5
|
104.4
|
Gorffennaf 2016
|
105.0
|
102.5
|
105.3
|
Awst 2016
|
101.0
|
99.0
|
101.3
|
Medi 2016
|
99.1
|
97.0
|
99.3
|
Hydref 2016
|
98.5
|
96.0
|
98.8
|
Tachwedd 2016
|
102.3
|
99.4
|
102.7
|
Rhagfyr 2016
|
105.4
|
102.0
|
105.8
|
Ionawr 2017
|
106.5
|
103.1
|
106.9
|
Chwefror 2017
|
110.0
|
105.9
|
110.4
|
Mawrth 2017
|
108.6
|
104.3
|
109.1
|
Ebrill 2017
|
113.6
|
108.6
|
114.1
|
Mai 2017
|
112.5
|
107.1
|
113.1
|
Mehefin 2017
|
111.4
|
105.9
|
112.1
|
Gorffennaf 2017
|
108.4
|
102.9
|
109.1
|
Awst 2017
|
106.0
|
101.5
|
106.5
|
Medi 2017
|
106.6
|
102.6
|
107.0
|
Hydref 2017
|
106.0
|
102.4
|
106.3
|
Tachwedd 2017
|
106.5
|
102.6
|
106.9
|
Rhagfyr 2017
|
112.2
|
108.3
|
112.7
|
Ionawr 2018
|
114.3
|
110.2
|
114.7
|
Chwefror 2018
|
114.4
|
110.5
|
114.8
|
Mawrth 2018
|
108.6
|
104.9
|
109.0
|
Ebrill 2018
|
102.8
|
99.7
|
103.1
|
Mai 2018
|
100.4
|
98.0
|
100.7
|
Mehefin 2018
|
99.2
|
97.1
|
99.4
|
Gorffennaf 2018
|
99.0
|
97.4
|
99.2
|
Awst 2018
|
100.6
|
99.5
|
100.7
|
Medi 2018
|
104.8
|
103.9
|
104.9
|
Hydref 2018
|
105.0
|
103.9
|
105.2
|
Tachwedd 2018
|
105.4
|
104.4
|
105.5
|
Rhagfyr 2018
|
98.7
|
97.4
|
98.9
|
Ionawr 2019
|
98.2
|
96.8
|
98.4
|
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
|
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
|
Chwefror 2013
|
Mawrth 2013
|
Ebrill 2013
|
Mai 2013
|
Mehefin 2013
|
Gorffennaf 2013
|
Awst 2013
|
Medi 2013
|
Hydref 2013
|
Tachwedd 2013
|
Rhagfyr 2013
|
Ionawr 2014
|
Chwefror 2014
|
Mawrth 2014
|
Ebrill 2014
|
Mai 2014
|
Mehefin 2014
|
Gorffennaf 2014
|
Awst 2014
|
Medi 2014
|
Hydref 2014
|
Tachwedd 2014
|
Rhagfyr 2014
|
Ionawr 2015
|
Chwefror 2015
|
Mawrth 2015
|
Ebrill 2015
|
Mai 2015
|
Mehefin 2015
|
Gorffennaf 2015
|
Awst 2015
|
Medi 2015
|
Hydref 2015
|
Tachwedd 2015
|
Rhagfyr 2015
|
Ionawr 2016
|
Chwefror 2016
|
Mawrth 2016
|
Ebrill 2016
|
Mai 2016
|
Mehefin 2016
|
Gorffennaf 2016
|
Awst 2016
|
Medi 2016
|
Hydref 2016
|
Tachwedd 2016
|
Rhagfyr 2016
|
Ionawr 2017
|
Chwefror 2017
|
Mawrth 2017
|
Ebrill 2017
|
Mai 2017
|
Mehefin 2017
|
Gorffennaf 2017
|
Awst 2017
|
Medi 2017
|
Hydref 2017
|
Tachwedd 2017
|
Rhagfyr 2017
|
Ionawr 2018
|
Chwefror 2018
|
Mawrth 2018
|
Ebrill 2018
|
Mai 2018
|
Mehefin 2018
|
Gorffennaf 2018
|
Awst 2018
|
Medi 2018
|
Hydref 2018
|
Tachwedd 2018
|
Rhagfyr 2018
|
Ionawr 2019
|
Dyddiad
|
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
|
Chwefror 2013
|
Mawrth 2013
|
Ebrill 2013
|
Mai 2013
|
Mehefin 2013
|
Gorffennaf 2013
|
Awst 2013
|
Medi 2013
|
Hydref 2013
|
Tachwedd 2013
|
Rhagfyr 2013
|
Ionawr 2014
|
Chwefror 2014
|
Mawrth 2014
|
Ebrill 2014
|
Mai 2014
|
Mehefin 2014
|
Gorffennaf 2014
|
Awst 2014
|
Medi 2014
|
Hydref 2014
|
Tachwedd 2014
|
Rhagfyr 2014
|
Ionawr 2015
|
Chwefror 2015
|
Mawrth 2015
|
Ebrill 2015
|
Mai 2015
|
Mehefin 2015
|
Gorffennaf 2015
|
Awst 2015
|
Medi 2015
|
Hydref 2015
|
Tachwedd 2015
|
Rhagfyr 2015
|
Ionawr 2016
|
Chwefror 2016
|
Mawrth 2016
|
Ebrill 2016
|
Mai 2016
|
Mehefin 2016
|
Gorffennaf 2016
|
Awst 2016
|
Medi 2016
|
Hydref 2016
|
Tachwedd 2016
|
Rhagfyr 2016
|
Ionawr 2017
|
Chwefror 2017
|
Mawrth 2017
|
Ebrill 2017
|
Mai 2017
|
Mehefin 2017
|
Gorffennaf 2017
|
Awst 2017
|
Medi 2017
|
Hydref 2017
|
Tachwedd 2017
|
Rhagfyr 2017
|
Ionawr 2018
|
Chwefror 2018
|
Mawrth 2018
|
Ebrill 2018
|
Mai 2018
|
Mehefin 2018
|
Gorffennaf 2018
|
Awst 2018
|
Medi 2018
|
Hydref 2018
|
Tachwedd 2018
|
Rhagfyr 2018
|
Ionawr 2019
|
Dyddiad
|
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
|
Chwefror 2013
|
Mawrth 2013
|
Ebrill 2013
|
Mai 2013
|
Mehefin 2013
|
Gorffennaf 2013
|
Awst 2013
|
Medi 2013
|
Hydref 2013
|
Tachwedd 2013
|
Rhagfyr 2013
|
Ionawr 2014
|
Chwefror 2014
|
Mawrth 2014
|
Ebrill 2014
|
Mai 2014
|
Mehefin 2014
|
Gorffennaf 2014
|
Awst 2014
|
Medi 2014
|
Hydref 2014
|
Tachwedd 2014
|
Rhagfyr 2014
|
Ionawr 2015
|
Chwefror 2015
|
Mawrth 2015
|
Ebrill 2015
|
Mai 2015
|
Mehefin 2015
|
Gorffennaf 2015
|
Awst 2015
|
Medi 2015
|
Hydref 2015
|
Tachwedd 2015
|
Rhagfyr 2015
|
Ionawr 2016
|
Chwefror 2016
|
Mawrth 2016
|
Ebrill 2016
|
Mai 2016
|
Mehefin 2016
|
Gorffennaf 2016
|
Awst 2016
|
Medi 2016
|
Hydref 2016
|
Tachwedd 2016
|
Rhagfyr 2016
|
Ionawr 2017
|
Chwefror 2017
|
Mawrth 2017
|
Ebrill 2017
|
Mai 2017
|
Mehefin 2017
|
Gorffennaf 2017
|
Awst 2017
|
Medi 2017
|
Hydref 2017
|
Tachwedd 2017
|
Rhagfyr 2017
|
Ionawr 2018
|
Chwefror 2018
|
Mawrth 2018
|
Ebrill 2018
|
Mai 2018
|
Mehefin 2018
|
Gorffennaf 2018
|
Awst 2018
|
Medi 2018
|
Hydref 2018
|
Tachwedd 2018
|
Rhagfyr 2018
|
Ionawr 2019
|
Dyddiad
|
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
|
Chwefror 2013
|
Mawrth 2013
|
Ebrill 2013
|
Mai 2013
|
Mehefin 2013
|
Gorffennaf 2013
|
Awst 2013
|
Medi 2013
|
Hydref 2013
|
Tachwedd 2013
|
Rhagfyr 2013
|
Ionawr 2014
|
Chwefror 2014
|
Mawrth 2014
|
Ebrill 2014
|
Mai 2014
|
Mehefin 2014
|
Gorffennaf 2014
|
Awst 2014
|
Medi 2014
|
Hydref 2014
|
Tachwedd 2014
|
Rhagfyr 2014
|
Ionawr 2015
|
Chwefror 2015
|
Mawrth 2015
|
Ebrill 2015
|
Mai 2015
|
Mehefin 2015
|
Gorffennaf 2015
|
Awst 2015
|
Medi 2015
|
Hydref 2015
|
Tachwedd 2015
|
Rhagfyr 2015
|
Ionawr 2016
|
Chwefror 2016
|
Mawrth 2016
|
Ebrill 2016
|
Mai 2016
|
Mehefin 2016
|
Gorffennaf 2016
|
Awst 2016
|
Medi 2016
|
Hydref 2016
|
Tachwedd 2016
|
Rhagfyr 2016
|
Ionawr 2017
|
Chwefror 2017
|
Mawrth 2017
|
Ebrill 2017
|
Mai 2017
|
Mehefin 2017
|
Gorffennaf 2017
|
Awst 2017
|
Medi 2017
|
Hydref 2017
|
Tachwedd 2017
|
Rhagfyr 2017
|
Ionawr 2018
|
Chwefror 2018
|
Mawrth 2018
|
Ebrill 2018
|
Mai 2018
|
Mehefin 2018
|
Gorffennaf 2018
|
Awst 2018
|
Medi 2018
|
Hydref 2018
|
Tachwedd 2018
|
Rhagfyr 2018
|
Ionawr 2019
|
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 arian parod
|
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
|
690480.0
|
Chwefror 2012
|
682398.0
|
Mawrth 2012
|
667834.0
|
Ebrill 2012
|
676194.0
|
Mai 2012
|
690807.0
|
Mehefin 2012
|
732017.0
|
Gorffennaf 2012
|
739351.0
|
Awst 2012
|
768176.0
|
Medi 2012
|
759005.0
|
Hydref 2012
|
764363.0
|
Tachwedd 2012
|
757192.0
|
Rhagfyr 2012
|
774079.0
|
Ionawr 2013
|
765303.0
|
Chwefror 2013
|
762626.0
|
Mawrth 2013
|
761051.0
|
Ebrill 2013
|
804045.0
|
Mai 2013
|
819416.0
|
Mehefin 2013
|
826001.0
|
Gorffennaf 2013
|
818168.0
|
Awst 2013
|
810702.0
|
Medi 2013
|
847155.0
|
Hydref 2013
|
868762.0
|
Tachwedd 2013
|
890091.0
|
Rhagfyr 2013
|
892888.0
|
Ionawr 2014
|
889599.0
|
Chwefror 2014
|
914642.0
|
Mawrth 2014
|
912153.0
|
Ebrill 2014
|
925457.0
|
Mai 2014
|
931517.0
|
Mehefin 2014
|
959543.0
|
Gorffennaf 2014
|
978050.0
|
Awst 2014
|
986001.0
|
Medi 2014
|
989695.0
|
Hydref 2014
|
992494.0
|
Tachwedd 2014
|
1011705.0
|
Rhagfyr 2014
|
1013778.0
|
Ionawr 2015
|
1014805.0
|
Chwefror 2015
|
1017875.0
|
Mawrth 2015
|
1003921.0
|
Ebrill 2015
|
981681.0
|
Mai 2015
|
957571.0
|
Mehefin 2015
|
963829.0
|
Gorffennaf 2015
|
994952.0
|
Awst 2015
|
970849.0
|
Medi 2015
|
1008730.0
|
Hydref 2015
|
1000321.0
|
Tachwedd 2015
|
1051940.0
|
Rhagfyr 2015
|
1051755.0
|
Ionawr 2016
|
1063183.0
|
Chwefror 2016
|
1025883.0
|
Mawrth 2016
|
1006883.0
|
Ebrill 2016
|
1001772.0
|
Mai 2016
|
1044785.0
|
Mehefin 2016
|
1054957.0
|
Gorffennaf 2016
|
1063437.0
|
Awst 2016
|
1023260.0
|
Medi 2016
|
1003478.0
|
Hydref 2016
|
997806.0
|
Tachwedd 2016
|
1036986.0
|
Rhagfyr 2016
|
1068454.0
|
Ionawr 2017
|
1079723.0
|
Chwefror 2017
|
1114445.0
|
Mawrth 2017
|
1101240.0
|
Ebrill 2017
|
1151003.0
|
Mai 2017
|
1140251.0
|
Mehefin 2017
|
1129113.0
|
Gorffennaf 2017
|
1098247.0
|
Awst 2017
|
1074211.0
|
Medi 2017
|
1079666.0
|
Hydref 2017
|
1073754.0
|
Tachwedd 2017
|
1078831.0
|
Rhagfyr 2017
|
1136811.0
|
Ionawr 2018
|
1157602.0
|
Chwefror 2018
|
1158887.0
|
Mawrth 2018
|
1100054.0
|
Ebrill 2018
|
1040214.0
|
Mai 2018
|
1015803.0
|
Mehefin 2018
|
1003981.0
|
Gorffennaf 2018
|
1001880.0
|
Awst 2018
|
1018787.0
|
Medi 2018
|
1061392.0
|
Hydref 2018
|
1063983.0
|
Tachwedd 2018
|
1067742.0
|
Rhagfyr 2018
|
999213.0
|
Ionawr 2019
|
994194.0
|
Dyddiad
|
Pryniannau arian parod
|
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
|
10.8
|
Chwefror 2013
|
11.8
|
Mawrth 2013
|
14.0
|
Ebrill 2013
|
18.9
|
Mai 2013
|
18.6
|
Mehefin 2013
|
12.8
|
Gorffennaf 2013
|
10.7
|
Awst 2013
|
5.5
|
Medi 2013
|
11.6
|
Hydref 2013
|
13.7
|
Tachwedd 2013
|
17.6
|
Rhagfyr 2013
|
15.4
|
Ionawr 2014
|
16.2
|
Chwefror 2014
|
19.9
|
Mawrth 2014
|
19.8
|
Ebrill 2014
|
15.1
|
Mai 2014
|
13.7
|
Mehefin 2014
|
16.2
|
Gorffennaf 2014
|
19.5
|
Awst 2014
|
21.6
|
Medi 2014
|
16.8
|
Hydref 2014
|
14.2
|
Tachwedd 2014
|
13.7
|
Rhagfyr 2014
|
13.5
|
Ionawr 2015
|
14.1
|
Chwefror 2015
|
11.3
|
Mawrth 2015
|
10.1
|
Ebrill 2015
|
6.1
|
Mai 2015
|
2.8
|
Mehefin 2015
|
0.4
|
Gorffennaf 2015
|
1.7
|
Awst 2015
|
-1.5
|
Medi 2015
|
1.9
|
Hydref 2015
|
0.8
|
Tachwedd 2015
|
4.0
|
Rhagfyr 2015
|
3.8
|
Ionawr 2016
|
4.8
|
Chwefror 2016
|
0.8
|
Mawrth 2016
|
0.3
|
Ebrill 2016
|
2.0
|
Mai 2016
|
9.1
|
Mehefin 2016
|
9.4
|
Gorffennaf 2016
|
6.9
|
Awst 2016
|
5.4
|
Medi 2016
|
-0.5
|
Hydref 2016
|
-0.2
|
Tachwedd 2016
|
-1.4
|
Rhagfyr 2016
|
1.6
|
Ionawr 2017
|
1.6
|
Chwefror 2017
|
8.6
|
Mawrth 2017
|
9.4
|
Ebrill 2017
|
15.0
|
Mai 2017
|
9.0
|
Mehefin 2017
|
7.0
|
Gorffennaf 2017
|
3.3
|
Awst 2017
|
5.0
|
Medi 2017
|
7.6
|
Hydref 2017
|
7.6
|
Tachwedd 2017
|
4.0
|
Rhagfyr 2017
|
6.4
|
Ionawr 2018
|
7.2
|
Chwefror 2018
|
4.0
|
Mawrth 2018
|
-0.1
|
Ebrill 2018
|
-9.6
|
Mai 2018
|
-10.9
|
Mehefin 2018
|
-11.1
|
Gorffennaf 2018
|
-8.8
|
Awst 2018
|
-5.2
|
Medi 2018
|
-1.7
|
Hydref 2018
|
-0.9
|
Tachwedd 2018
|
-1.0
|
Rhagfyr 2018
|
-12.1
|
Ionawr 2019
|
-14.1
|
Dyddiad
|
Pryniannau arian parod
|
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
|
-1.2
|
Mawrth 2012
|
-2.1
|
Ebrill 2012
|
1.2
|
Mai 2012
|
2.2
|
Mehefin 2012
|
6.0
|
Gorffennaf 2012
|
1.0
|
Awst 2012
|
3.9
|
Medi 2012
|
-1.2
|
Hydref 2012
|
0.7
|
Tachwedd 2012
|
-0.9
|
Rhagfyr 2012
|
2.2
|
Ionawr 2013
|
-1.1
|
Chwefror 2013
|
-0.4
|
Mawrth 2013
|
-0.2
|
Ebrill 2013
|
5.6
|
Mai 2013
|
1.9
|
Mehefin 2013
|
0.8
|
Gorffennaf 2013
|
-1.0
|
Awst 2013
|
-0.9
|
Medi 2013
|
4.5
|
Hydref 2013
|
2.6
|
Tachwedd 2013
|
2.5
|
Rhagfyr 2013
|
0.3
|
Ionawr 2014
|
-0.4
|
Chwefror 2014
|
2.8
|
Mawrth 2014
|
-0.3
|
Ebrill 2014
|
1.5
|
Mai 2014
|
0.6
|
Mehefin 2014
|
3.0
|
Gorffennaf 2014
|
1.9
|
Awst 2014
|
0.8
|
Medi 2014
|
0.4
|
Hydref 2014
|
0.3
|
Tachwedd 2014
|
1.9
|
Rhagfyr 2014
|
0.2
|
Ionawr 2015
|
0.1
|
Chwefror 2015
|
0.3
|
Mawrth 2015
|
-1.4
|
Ebrill 2015
|
-2.2
|
Mai 2015
|
-2.5
|
Mehefin 2015
|
0.6
|
Gorffennaf 2015
|
3.2
|
Awst 2015
|
-2.4
|
Medi 2015
|
3.9
|
Hydref 2015
|
-0.8
|
Tachwedd 2015
|
5.2
|
Rhagfyr 2015
|
-0.0
|
Ionawr 2016
|
1.1
|
Chwefror 2016
|
-3.5
|
Mawrth 2016
|
-1.8
|
Ebrill 2016
|
-0.5
|
Mai 2016
|
4.3
|
Mehefin 2016
|
1.0
|
Gorffennaf 2016
|
0.8
|
Awst 2016
|
-3.8
|
Medi 2016
|
-1.9
|
Hydref 2016
|
-0.6
|
Tachwedd 2016
|
3.9
|
Rhagfyr 2016
|
3.0
|
Ionawr 2017
|
1.0
|
Chwefror 2017
|
3.2
|
Mawrth 2017
|
-1.2
|
Ebrill 2017
|
4.5
|
Mai 2017
|
-0.9
|
Mehefin 2017
|
-1.0
|
Gorffennaf 2017
|
-2.7
|
Awst 2017
|
-2.2
|
Medi 2017
|
0.5
|
Hydref 2017
|
-0.6
|
Tachwedd 2017
|
0.5
|
Rhagfyr 2017
|
5.4
|
Ionawr 2018
|
1.8
|
Chwefror 2018
|
0.1
|
Mawrth 2018
|
-5.1
|
Ebrill 2018
|
-5.4
|
Mai 2018
|
-2.4
|
Mehefin 2018
|
-1.2
|
Gorffennaf 2018
|
-0.2
|
Awst 2018
|
1.7
|
Medi 2018
|
4.2
|
Hydref 2018
|
0.2
|
Tachwedd 2018
|
0.4
|
Rhagfyr 2018
|
-6.4
|
Ionawr 2019
|
-0.5
|
Dyddiad
|
Pryniannau arian parod
|
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
|
68.0
|
Chwefror 2012
|
67.2
|
Mawrth 2012
|
65.8
|
Ebrill 2012
|
66.6
|
Mai 2012
|
68.1
|
Mehefin 2012
|
72.1
|
Gorffennaf 2012
|
72.9
|
Awst 2012
|
75.7
|
Medi 2012
|
74.8
|
Hydref 2012
|
75.3
|
Tachwedd 2012
|
74.6
|
Rhagfyr 2012
|
76.3
|
Ionawr 2013
|
75.4
|
Chwefror 2013
|
75.2
|
Mawrth 2013
|
75.0
|
Ebrill 2013
|
79.2
|
Mai 2013
|
80.8
|
Mehefin 2013
|
81.4
|
Gorffennaf 2013
|
80.6
|
Awst 2013
|
79.9
|
Medi 2013
|
83.5
|
Hydref 2013
|
85.6
|
Tachwedd 2013
|
87.7
|
Rhagfyr 2013
|
88.0
|
Ionawr 2014
|
87.7
|
Chwefror 2014
|
90.1
|
Mawrth 2014
|
89.9
|
Ebrill 2014
|
91.2
|
Mai 2014
|
91.8
|
Mehefin 2014
|
94.6
|
Gorffennaf 2014
|
96.4
|
Awst 2014
|
97.2
|
Medi 2014
|
97.5
|
Hydref 2014
|
97.8
|
Tachwedd 2014
|
99.7
|
Rhagfyr 2014
|
99.9
|
Ionawr 2015
|
100.0
|
Chwefror 2015
|
100.3
|
Mawrth 2015
|
98.9
|
Ebrill 2015
|
96.7
|
Mai 2015
|
94.4
|
Mehefin 2015
|
95.0
|
Gorffennaf 2015
|
98.0
|
Awst 2015
|
95.7
|
Medi 2015
|
99.4
|
Hydref 2015
|
98.6
|
Tachwedd 2015
|
103.7
|
Rhagfyr 2015
|
103.6
|
Ionawr 2016
|
104.8
|
Chwefror 2016
|
101.1
|
Mawrth 2016
|
99.2
|
Ebrill 2016
|
98.7
|
Mai 2016
|
103.0
|
Mehefin 2016
|
104.0
|
Gorffennaf 2016
|
104.8
|
Awst 2016
|
100.8
|
Medi 2016
|
98.9
|
Hydref 2016
|
98.3
|
Tachwedd 2016
|
102.2
|
Rhagfyr 2016
|
105.3
|
Ionawr 2017
|
106.4
|
Chwefror 2017
|
109.8
|
Mawrth 2017
|
108.5
|
Ebrill 2017
|
113.4
|
Mai 2017
|
112.4
|
Mehefin 2017
|
111.3
|
Gorffennaf 2017
|
108.2
|
Awst 2017
|
105.8
|
Medi 2017
|
106.4
|
Hydref 2017
|
105.8
|
Tachwedd 2017
|
106.3
|
Rhagfyr 2017
|
112.0
|
Ionawr 2018
|
114.1
|
Chwefror 2018
|
114.2
|
Mawrth 2018
|
108.4
|
Ebrill 2018
|
102.5
|
Mai 2018
|
100.1
|
Mehefin 2018
|
98.9
|
Gorffennaf 2018
|
98.7
|
Awst 2018
|
100.4
|
Medi 2018
|
104.6
|
Hydref 2018
|
104.8
|
Tachwedd 2018
|
105.2
|
Rhagfyr 2018
|
98.5
|
Ionawr 2019
|
98.0
|
Statws yr eiddo
Tracio’r mynegai, pris cyfartalog a’r newid misol a blynyddol a nifer y gwerthiannau yn ôl cyllido yn ôl statws yr eiddo, e.e. Newydd/Presennol
Dyddiad
|
Adeilad newydd
|
Eiddo presennol
|
Chwefror 2010
|
634597.0
|
613478.0
|
Mawrth 2010
|
625358.0
|
607149.0
|
Ebrill 2010
|
614378.0
|
589661.0
|
Mai 2010
|
599922.0
|
578081.0
|
Mehefin 2010
|
609580.0
|
594035.0
|
Gorffennaf 2010
|
610823.0
|
599510.0
|
Awst 2010
|
628128.0
|
618734.0
|
Medi 2010
|
636011.0
|
623189.0
|
Hydref 2010
|
650102.0
|
628275.0
|
Tachwedd 2010
|
641182.0
|
617341.0
|
Rhagfyr 2010
|
638866.0
|
609504.0
|
Ionawr 2011
|
629604.0
|
597169.0
|
Chwefror 2011
|
641407.0
|
601388.0
|
Mawrth 2011
|
673298.0
|
627470.0
|
Ebrill 2011
|
696354.0
|
648510.0
|
Mai 2011
|
688375.0
|
645242.0
|
Mehefin 2011
|
656762.0
|
624420.0
|
Gorffennaf 2011
|
657188.0
|
629193.0
|
Awst 2011
|
668634.0
|
643146.0
|
Medi 2011
|
674078.0
|
647911.0
|
Hydref 2011
|
659094.0
|
633875.0
|
Tachwedd 2011
|
665681.0
|
634424.0
|
Rhagfyr 2011
|
664406.0
|
636848.0
|
Ionawr 2012
|
675685.0
|
651699.0
|
Chwefror 2012
|
668514.0
|
653422.0
|
Mawrth 2012
|
658079.0
|
641263.0
|
Ebrill 2012
|
666780.0
|
649140.0
|
Mai 2012
|
682061.0
|
663604.0
|
Mehefin 2012
|
719146.0
|
703481.0
|
Gorffennaf 2012
|
717451.0
|
711136.0
|
Awst 2012
|
739780.0
|
739236.0
|
Medi 2012
|
727919.0
|
730704.0
|
Hydref 2012
|
742541.0
|
735231.0
|
Tachwedd 2012
|
745961.0
|
727655.0
|
Rhagfyr 2012
|
771244.0
|
743113.0
|
Ionawr 2013
|
758251.0
|
734825.0
|
Chwefror 2013
|
752614.0
|
731798.0
|
Mawrth 2013
|
755553.0
|
729389.0
|
Ebrill 2013
|
806910.0
|
769659.0
|
Mai 2013
|
824790.0
|
784216.0
|
Mehefin 2013
|
822716.0
|
791690.0
|
Gorffennaf 2013
|
807236.0
|
784994.0
|
Awst 2013
|
796052.0
|
778160.0
|
Medi 2013
|
837166.0
|
812591.0
|
Hydref 2013
|
866157.0
|
832539.0
|
Tachwedd 2013
|
892064.0
|
852723.0
|
Rhagfyr 2013
|
899063.0
|
855249.0
|
Ionawr 2014
|
892869.0
|
852816.0
|
Chwefror 2014
|
920225.0
|
876901.0
|
Mawrth 2014
|
913160.0
|
875067.0
|
Ebrill 2014
|
929019.0
|
887455.0
|
Mai 2014
|
936202.0
|
893172.0
|
Mehefin 2014
|
961529.0
|
920587.0
|
Gorffennaf 2014
|
974560.0
|
939483.0
|
Awst 2014
|
972617.0
|
948630.0
|
Medi 2014
|
974136.0
|
952382.0
|
Hydref 2014
|
978332.0
|
954884.0
|
Tachwedd 2014
|
998739.0
|
972830.0
|
Rhagfyr 2014
|
1007155.0
|
973939.0
|
Ionawr 2015
|
1013692.0
|
974094.0
|
Chwefror 2015
|
1027599.0
|
975799.0
|
Mawrth 2015
|
1013219.0
|
962716.0
|
Ebrill 2015
|
990608.0
|
941624.0
|
Mai 2015
|
956524.0
|
919982.0
|
Mehefin 2015
|
954543.0
|
926568.0
|
Gorffennaf 2015
|
977832.0
|
957301.0
|
Awst 2015
|
951670.0
|
934395.0
|
Medi 2015
|
993327.0
|
970336.0
|
Hydref 2015
|
985479.0
|
962247.0
|
Tachwedd 2015
|
1040032.0
|
1011305.0
|
Rhagfyr 2015
|
1047172.0
|
1010827.0
|
Ionawr 2016
|
1061900.0
|
1021575.0
|
Chwefror 2016
|
1020311.0
|
986663.0
|
Mawrth 2016
|
979843.0
|
970628.0
|
Ebrill 2016
|
982378.0
|
965161.0
|
Mai 2016
|
1048149.0
|
1004426.0
|
Mehefin 2016
|
1079841.0
|
1012554.0
|
Gorffennaf 2016
|
1084422.0
|
1020981.0
|
Awst 2016
|
1027988.0
|
983614.0
|
Medi 2016
|
1002331.0
|
964848.0
|
Hydref 2016
|
1003053.0
|
958760.0
|
Tachwedd 2016
|
1049297.0
|
995586.0
|
Rhagfyr 2016
|
1087146.0
|
1025212.0
|
Ionawr 2017
|
1102763.0
|
1035472.0
|
Chwefror 2017
|
1142425.0
|
1068701.0
|
Mawrth 2017
|
1130505.0
|
1055367.0
|
Ebrill 2017
|
1173661.0
|
1103528.0
|
Mai 2017
|
1155865.0
|
1093581.0
|
Mehefin 2017
|
1143634.0
|
1083332.0
|
Gorffennaf 2017
|
1112393.0
|
1054017.0
|
Awst 2017
|
1085398.0
|
1030858.0
|
Medi 2017
|
1090862.0
|
1035948.0
|
Hydref 2017
|
1090452.0
|
1029815.0
|
Tachwedd 2017
|
1094121.0
|
1034838.0
|
Rhagfyr 2017
|
1157724.0
|
1090705.0
|
Ionawr 2018
|
1187453.0
|
1110301.0
|
Chwefror 2018
|
1220668.0
|
1107577.0
|
Mawrth 2018
|
1169751.0
|
1050892.0
|
Ebrill 2018
|
1109855.0
|
993466.0
|
Mai 2018
|
1067281.0
|
975146.0
|
Mehefin 2018
|
1053014.0
|
963919.0
|
Gorffennaf 2018
|
1045933.0
|
963041.0
|
Awst 2018
|
1067416.0
|
977510.0
|
Medi 2018
|
1107413.0
|
1019284.0
|
Hydref 2018
|
1114710.0
|
1020331.0
|
Tachwedd 2018
|
1110399.0
|
1026667.0
|
Rhagfyr 2018
|
1045433.0
|
960226.0
|
Ionawr 2019
|
1035704.0
|
956523.0
|
Dyddiad
|
Adeilad newydd
|
Eiddo presennol
|
Chwefror 2010
|
12.7
|
21.1
|
Mawrth 2010
|
11.3
|
21.0
|
Ebrill 2010
|
9.5
|
16.0
|
Mai 2010
|
5.6
|
11.1
|
Mehefin 2010
|
10.5
|
16.3
|
Gorffennaf 2010
|
8.5
|
14.4
|
Awst 2010
|
12.7
|
18.5
|
Medi 2010
|
8.2
|
12.5
|
Hydref 2010
|
8.5
|
11.6
|
Tachwedd 2010
|
5.1
|
7.7
|
Rhagfyr 2010
|
4.4
|
6.0
|
Ionawr 2011
|
1.7
|
0.1
|
Chwefror 2011
|
1.1
|
-2.0
|
Mawrth 2011
|
7.7
|
3.4
|
Ebrill 2011
|
13.3
|
10.0
|
Mai 2011
|
14.7
|
11.6
|
Mehefin 2011
|
7.7
|
5.1
|
Gorffennaf 2011
|
7.6
|
5.0
|
Awst 2011
|
6.4
|
4.0
|
Medi 2011
|
6.0
|
4.0
|
Hydref 2011
|
1.4
|
0.9
|
Tachwedd 2011
|
3.8
|
2.8
|
Rhagfyr 2011
|
4.0
|
4.5
|
Ionawr 2012
|
7.3
|
9.1
|
Chwefror 2012
|
4.2
|
8.6
|
Mawrth 2012
|
-2.3
|
2.2
|
Ebrill 2012
|
-4.2
|
0.1
|
Mai 2012
|
-0.9
|
2.8
|
Mehefin 2012
|
9.5
|
12.7
|
Gorffennaf 2012
|
9.2
|
13.0
|
Awst 2012
|
10.6
|
14.9
|
Medi 2012
|
8.0
|
12.8
|
Hydref 2012
|
12.7
|
16.0
|
Tachwedd 2012
|
12.1
|
14.7
|
Rhagfyr 2012
|
16.1
|
16.7
|
Ionawr 2013
|
12.2
|
12.8
|
Chwefror 2013
|
12.6
|
12.0
|
Mawrth 2013
|
14.8
|
13.7
|
Ebrill 2013
|
21.0
|
18.6
|
Mai 2013
|
20.9
|
18.2
|
Mehefin 2013
|
14.4
|
12.5
|
Gorffennaf 2013
|
12.5
|
10.4
|
Awst 2013
|
7.6
|
5.3
|
Medi 2013
|
15.0
|
11.2
|
Hydref 2013
|
16.6
|
13.2
|
Tachwedd 2013
|
19.6
|
17.2
|
Rhagfyr 2013
|
16.6
|
15.1
|
Ionawr 2014
|
17.8
|
16.1
|
Chwefror 2014
|
22.3
|
19.8
|
Mawrth 2014
|
20.9
|
20.0
|
Ebrill 2014
|
15.1
|
15.3
|
Mai 2014
|
13.5
|
13.9
|
Mehefin 2014
|
16.9
|
16.3
|
Gorffennaf 2014
|
20.7
|
19.7
|
Awst 2014
|
22.2
|
21.9
|
Medi 2014
|
16.4
|
17.2
|
Hydref 2014
|
13.0
|
14.7
|
Tachwedd 2014
|
12.0
|
14.1
|
Rhagfyr 2014
|
12.0
|
13.9
|
Ionawr 2015
|
13.5
|
14.2
|
Chwefror 2015
|
11.7
|
11.3
|
Mawrth 2015
|
11.0
|
10.0
|
Ebrill 2015
|
6.6
|
6.1
|
Mai 2015
|
2.2
|
3.0
|
Mehefin 2015
|
-0.7
|
0.6
|
Gorffennaf 2015
|
0.3
|
1.9
|
Awst 2015
|
-2.2
|
-1.5
|
Medi 2015
|
2.0
|
1.9
|
Hydref 2015
|
0.7
|
0.8
|
Tachwedd 2015
|
4.1
|
4.0
|
Rhagfyr 2015
|
4.0
|
3.8
|
Ionawr 2016
|
4.8
|
4.9
|
Chwefror 2016
|
-0.7
|
1.1
|
Mawrth 2016
|
-3.3
|
0.8
|
Ebrill 2016
|
-0.8
|
2.5
|
Mai 2016
|
9.6
|
9.2
|
Mehefin 2016
|
13.1
|
9.3
|
Gorffennaf 2016
|
10.9
|
6.6
|
Awst 2016
|
8.0
|
5.3
|
Medi 2016
|
0.9
|
-0.6
|
Hydref 2016
|
1.8
|
-0.4
|
Tachwedd 2016
|
0.9
|
-1.6
|
Rhagfyr 2016
|
3.8
|
1.4
|
Ionawr 2017
|
3.8
|
1.4
|
Chwefror 2017
|
12.0
|
8.3
|
Mawrth 2017
|
15.4
|
8.7
|
Ebrill 2017
|
15.9
|
14.8
|
Mai 2017
|
7.9
|
9.0
|
Mehefin 2017
|
5.9
|
7.0
|
Gorffennaf 2017
|
2.6
|
3.2
|
Awst 2017
|
5.6
|
4.8
|
Medi 2017
|
8.8
|
7.4
|
Hydref 2017
|
8.7
|
7.4
|
Tachwedd 2017
|
4.3
|
3.9
|
Rhagfyr 2017
|
6.5
|
6.4
|
Ionawr 2018
|
7.7
|
7.2
|
Chwefror 2018
|
6.8
|
3.6
|
Mawrth 2018
|
3.5
|
-0.4
|
Ebrill 2018
|
-5.4
|
-10.0
|
Mai 2018
|
-7.7
|
-10.8
|
Mehefin 2018
|
-7.9
|
-11.0
|
Gorffennaf 2018
|
-6.0
|
-8.6
|
Awst 2018
|
-1.7
|
-5.2
|
Medi 2018
|
1.5
|
-1.6
|
Hydref 2018
|
2.2
|
-0.9
|
Tachwedd 2018
|
1.5
|
-0.8
|
Rhagfyr 2018
|
-9.7
|
-12.0
|
Ionawr 2019
|
-12.8
|
-13.8
|
Dyddiad
|
Adeilad newydd
|
Eiddo presennol
|
Chwefror 2010
|
2.5
|
2.8
|
Mawrth 2010
|
-1.5
|
-1.0
|
Ebrill 2010
|
-1.8
|
-2.9
|
Mai 2010
|
-2.4
|
-2.0
|
Mehefin 2010
|
1.6
|
2.8
|
Gorffennaf 2010
|
0.2
|
0.9
|
Awst 2010
|
2.8
|
3.2
|
Medi 2010
|
1.2
|
0.7
|
Hydref 2010
|
2.2
|
0.8
|
Tachwedd 2010
|
-1.4
|
-1.7
|
Rhagfyr 2010
|
-0.4
|
-1.3
|
Ionawr 2011
|
-1.4
|
-2.0
|
Chwefror 2011
|
1.9
|
0.7
|
Mawrth 2011
|
5.0
|
4.3
|
Ebrill 2011
|
3.4
|
3.4
|
Mai 2011
|
-1.2
|
-0.5
|
Mehefin 2011
|
-4.6
|
-3.2
|
Gorffennaf 2011
|
0.1
|
0.8
|
Awst 2011
|
1.7
|
2.2
|
Medi 2011
|
0.8
|
0.7
|
Hydref 2011
|
-2.2
|
-2.2
|
Tachwedd 2011
|
1.0
|
0.1
|
Rhagfyr 2011
|
-0.2
|
0.4
|
Ionawr 2012
|
1.7
|
2.3
|
Chwefror 2012
|
-1.1
|
0.3
|
Mawrth 2012
|
-1.6
|
-1.9
|
Ebrill 2012
|
1.3
|
1.2
|
Mai 2012
|
2.3
|
2.2
|
Mehefin 2012
|
5.4
|
6.0
|
Gorffennaf 2012
|
-0.2
|
1.1
|
Awst 2012
|
3.1
|
4.0
|
Medi 2012
|
-1.6
|
-1.2
|
Hydref 2012
|
2.0
|
0.6
|
Tachwedd 2012
|
0.5
|
-1.0
|
Rhagfyr 2012
|
3.4
|
2.1
|
Ionawr 2013
|
-1.7
|
-1.1
|
Chwefror 2013
|
-0.7
|
-0.4
|
Mawrth 2013
|
0.4
|
-0.3
|
Ebrill 2013
|
6.8
|
5.5
|
Mai 2013
|
2.2
|
1.9
|
Mehefin 2013
|
-0.2
|
1.0
|
Gorffennaf 2013
|
-1.9
|
-0.8
|
Awst 2013
|
-1.4
|
-0.9
|
Medi 2013
|
5.2
|
4.4
|
Hydref 2013
|
3.5
|
2.4
|
Tachwedd 2013
|
3.0
|
2.4
|
Rhagfyr 2013
|
0.8
|
0.3
|
Ionawr 2014
|
-0.7
|
-0.3
|
Chwefror 2014
|
3.1
|
2.8
|
Mawrth 2014
|
-0.8
|
-0.2
|
Ebrill 2014
|
1.7
|
1.4
|
Mai 2014
|
0.8
|
0.6
|
Mehefin 2014
|
2.7
|
3.1
|
Gorffennaf 2014
|
1.4
|
2.0
|
Awst 2014
|
-0.2
|
1.0
|
Medi 2014
|
0.2
|
0.4
|
Hydref 2014
|
0.4
|
0.3
|
Tachwedd 2014
|
2.1
|
1.9
|
Rhagfyr 2014
|
0.8
|
0.1
|
Ionawr 2015
|
0.6
|
0.0
|
Chwefror 2015
|
1.4
|
0.2
|
Mawrth 2015
|
-1.4
|
-1.3
|
Ebrill 2015
|
-2.2
|
-2.2
|
Mai 2015
|
-3.4
|
-2.3
|
Mehefin 2015
|
-0.2
|
0.7
|
Gorffennaf 2015
|
2.4
|
3.3
|
Awst 2015
|
-2.7
|
-2.4
|
Medi 2015
|
4.4
|
3.8
|
Hydref 2015
|
-0.8
|
-0.8
|
Tachwedd 2015
|
5.5
|
5.1
|
Rhagfyr 2015
|
0.7
|
-0.1
|
Ionawr 2016
|
1.4
|
1.1
|
Chwefror 2016
|
-3.9
|
-3.4
|
Mawrth 2016
|
-4.0
|
-1.6
|
Ebrill 2016
|
0.3
|
-0.6
|
Mai 2016
|
6.7
|
4.1
|
Mehefin 2016
|
3.0
|
0.8
|
Gorffennaf 2016
|
0.4
|
0.8
|
Awst 2016
|
-5.2
|
-3.7
|
Medi 2016
|
-2.5
|
-1.9
|
Hydref 2016
|
0.1
|
-0.6
|
Tachwedd 2016
|
4.6
|
3.8
|
Rhagfyr 2016
|
3.6
|
3.0
|
Ionawr 2017
|
1.4
|
1.0
|
Chwefror 2017
|
3.6
|
3.2
|
Mawrth 2017
|
-1.0
|
-1.2
|
Ebrill 2017
|
3.8
|
4.6
|
Mai 2017
|
-1.5
|
-0.9
|
Mehefin 2017
|
-1.1
|
-0.9
|
Gorffennaf 2017
|
-2.7
|
-2.7
|
Awst 2017
|
-2.4
|
-2.2
|
Medi 2017
|
0.5
|
0.5
|
Hydref 2017
|
-0.0
|
-0.6
|
Tachwedd 2017
|
0.3
|
0.5
|
Rhagfyr 2017
|
5.8
|
5.4
|
Ionawr 2018
|
2.6
|
1.8
|
Chwefror 2018
|
2.8
|
-0.2
|
Mawrth 2018
|
-4.2
|
-5.1
|
Ebrill 2018
|
-5.1
|
-5.5
|
Mai 2018
|
-3.8
|
-1.8
|
Mehefin 2018
|
-1.3
|
-1.2
|
Gorffennaf 2018
|
-0.7
|
-0.1
|
Awst 2018
|
2.0
|
1.5
|
Medi 2018
|
3.8
|
4.3
|
Hydref 2018
|
0.7
|
0.1
|
Tachwedd 2018
|
-0.4
|
0.6
|
Rhagfyr 2018
|
-5.8
|
-6.5
|
Ionawr 2019
|
-0.9
|
-0.4
|
Dyddiad
|
Adeilad newydd
|
Eiddo presennol
|
Chwefror 2010
|
62.6
|
63.0
|
Mawrth 2010
|
61.7
|
62.3
|
Ebrill 2010
|
60.6
|
60.5
|
Mai 2010
|
59.2
|
59.4
|
Mehefin 2010
|
60.1
|
61.0
|
Gorffennaf 2010
|
60.3
|
61.6
|
Awst 2010
|
62.0
|
63.5
|
Medi 2010
|
62.7
|
64.0
|
Hydref 2010
|
64.1
|
64.5
|
Tachwedd 2010
|
63.2
|
63.4
|
Rhagfyr 2010
|
63.0
|
62.6
|
Ionawr 2011
|
62.1
|
61.3
|
Chwefror 2011
|
63.3
|
61.7
|
Mawrth 2011
|
66.4
|
64.4
|
Ebrill 2011
|
68.7
|
66.6
|
Mai 2011
|
67.9
|
66.2
|
Mehefin 2011
|
64.8
|
64.1
|
Gorffennaf 2011
|
64.8
|
64.6
|
Awst 2011
|
66.0
|
66.0
|
Medi 2011
|
66.5
|
66.5
|
Hydref 2011
|
65.0
|
65.1
|
Tachwedd 2011
|
65.7
|
65.1
|
Rhagfyr 2011
|
65.5
|
65.4
|
Ionawr 2012
|
66.7
|
66.9
|
Chwefror 2012
|
66.0
|
67.1
|
Mawrth 2012
|
64.9
|
65.8
|
Ebrill 2012
|
65.8
|
66.6
|
Mai 2012
|
67.3
|
68.1
|
Mehefin 2012
|
70.9
|
72.2
|
Gorffennaf 2012
|
70.8
|
73.0
|
Awst 2012
|
73.0
|
75.9
|
Medi 2012
|
71.8
|
75.0
|
Hydref 2012
|
73.2
|
75.5
|
Tachwedd 2012
|
73.6
|
74.7
|
Rhagfyr 2012
|
76.1
|
76.3
|
Ionawr 2013
|
74.8
|
75.4
|
Chwefror 2013
|
74.2
|
75.1
|
Mawrth 2013
|
74.5
|
74.9
|
Ebrill 2013
|
79.6
|
79.0
|
Mai 2013
|
81.4
|
80.5
|
Mehefin 2013
|
81.2
|
81.3
|
Gorffennaf 2013
|
79.6
|
80.6
|
Awst 2013
|
78.5
|
79.9
|
Medi 2013
|
82.6
|
83.4
|
Hydref 2013
|
85.4
|
85.5
|
Tachwedd 2013
|
88.0
|
87.5
|
Rhagfyr 2013
|
88.7
|
87.8
|
Ionawr 2014
|
88.1
|
87.6
|
Chwefror 2014
|
90.8
|
90.0
|
Mawrth 2014
|
90.1
|
89.8
|
Ebrill 2014
|
91.6
|
91.1
|
Mai 2014
|
92.4
|
91.7
|
Mehefin 2014
|
94.8
|
94.5
|
Gorffennaf 2014
|
96.1
|
96.4
|
Awst 2014
|
96.0
|
97.4
|
Medi 2014
|
96.1
|
97.8
|
Hydref 2014
|
96.5
|
98.0
|
Tachwedd 2014
|
98.5
|
99.9
|
Rhagfyr 2014
|
99.4
|
100.0
|
Ionawr 2015
|
100.0
|
100.0
|
Chwefror 2015
|
101.4
|
100.2
|
Mawrth 2015
|
100.0
|
98.8
|
Ebrill 2015
|
97.7
|
96.7
|
Mai 2015
|
94.4
|
94.4
|
Mehefin 2015
|
94.2
|
95.1
|
Gorffennaf 2015
|
96.5
|
98.3
|
Awst 2015
|
93.9
|
95.9
|
Medi 2015
|
98.0
|
99.6
|
Hydref 2015
|
97.2
|
98.8
|
Tachwedd 2015
|
102.6
|
103.8
|
Rhagfyr 2015
|
103.3
|
103.8
|
Ionawr 2016
|
104.8
|
104.9
|
Chwefror 2016
|
100.6
|
101.3
|
Mawrth 2016
|
96.7
|
99.6
|
Ebrill 2016
|
96.9
|
99.1
|
Mai 2016
|
103.4
|
103.1
|
Mehefin 2016
|
106.5
|
104.0
|
Gorffennaf 2016
|
107.0
|
104.8
|
Awst 2016
|
101.4
|
101.0
|
Medi 2016
|
98.9
|
99.0
|
Hydref 2016
|
99.0
|
98.4
|
Tachwedd 2016
|
103.5
|
102.2
|
Rhagfyr 2016
|
107.2
|
105.2
|
Ionawr 2017
|
108.8
|
106.3
|
Chwefror 2017
|
112.7
|
109.7
|
Mawrth 2017
|
111.5
|
108.3
|
Ebrill 2017
|
115.8
|
113.3
|
Mai 2017
|
114.0
|
112.3
|
Mehefin 2017
|
112.8
|
111.2
|
Gorffennaf 2017
|
109.7
|
108.2
|
Awst 2017
|
107.1
|
105.8
|
Medi 2017
|
107.6
|
106.4
|
Hydref 2017
|
107.6
|
105.7
|
Tachwedd 2017
|
107.9
|
106.2
|
Rhagfyr 2017
|
114.2
|
112.0
|
Ionawr 2018
|
117.1
|
114.0
|
Chwefror 2018
|
120.4
|
113.7
|
Mawrth 2018
|
115.4
|
107.9
|
Ebrill 2018
|
109.5
|
102.0
|
Mai 2018
|
105.3
|
100.1
|
Mehefin 2018
|
103.9
|
99.0
|
Gorffennaf 2018
|
103.2
|
98.9
|
Awst 2018
|
105.3
|
100.4
|
Medi 2018
|
109.2
|
104.6
|
Hydref 2018
|
110.0
|
104.8
|
Tachwedd 2018
|
109.5
|
105.4
|
Rhagfyr 2018
|
103.1
|
98.6
|
Ionawr 2019
|
102.2
|
98.2
|