| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 772 |
40.2%
|
| 2 | Both | 409 |
21.3%
|
| 3 | Father only | 483 |
25.1%
|
| 4 | Mother only | 228 |
11.9%
|
| 5 | Don't know | 30 |
1.6%
|
| Sysmiss | 30 |