| Value | Category | Cases | |
|---|---|---|---|
| 1 | Mother's only | 148 |
15.3%
|
| 2 | Father's only | 9 |
0.9%
|
| 3 | Both | 795 |
82.2%
|
| 7 | None | 1 |
0.1%
|
| 8 | DK | 11 |
1.1%
|
| 9 | Missing | 3 |
0.3%
|
| Sysmiss | 1761 |