The percentages on the pyramid represent the percentage of 'all males' (to the left) and the percentage of 'all females' (to the right) that are in that age group.
Oedran
Cyfanswm
Dynion
Merched
0 - 4
9426
4877
4549
5 - 9
10643
5431
5212
10 - 14
11260
5839
5421
15 - 19
10570
5259
5311
20 - 24
8575
4188
4387
25 - 29
8835
4313
4522
30 - 34
10685
5133
5552
35 - 39
11858
5654
6204
40 - 44
11472
5520
5952
45 - 49
11444
5657
5787
50 - 54
12922
6377
6545
55 - 59
11657
5846
5811
60 - 64
9790
4835
4955
65 - 69
8989
4401
4588
70 - 74
8376
3908
4468
75 - 79
7504
3106
4398
80 - 84
4922
1816
3106
85 - 89
2661
757
1904
Dros 90
1253
254
999
Cyfanswm
172842
83171
89671
cliciwch yma am ddata a gyhoeddwyd ynghynt ym Medi 2002
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