| ? | Mother's Age | ||||||||||
| <15 | 15 | 16 | 17 | 18 | 19 | 20-24 | 25+ | N.S. | Total | ||
| Father's Age | Total | 0 | 5 | 3 | 7 | 11 | 27 | 159 | 278 | 0 | 490 |
| <15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 16 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | |
| 17 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 3 | |
| 18 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 1 | 0 | 8 | |
| 19 | 0 | 0 | 0 | 1 | 1 | 3 | 3 | 1 | 0 | 9 | |
| 20 | 0 | 0 | 0 | 1 | 1 | 0 | 10 | 1 | 0 | 13 | |
| 21 | 0 | 0 | 0 | 0 | 1 | 5 | 6 | 3 | 0 | 15 | |
| 22 | 0 | 0 | 0 | 2 | 1 | 1 | 13 | 8 | 0 | 25 | |
| 23 | 0 | 0 | 0 | 0 | 1 | 3 | 14 | 5 | 0 | 23 | |
| 24 | 0 | 0 | 0 | 0 | 0 | 1 | 20 | 5 | 0 | 26 | |
| 25+ | 0 | 0 | 0 | 0 | 0 | 9 | 77 | 237 | 0 | 323 | |
| N.S. | 0 | 4 | 2 | 2 | 4 | 1 | 14 | 17 | 0 | 44 | |