| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 916 |
60.8%
|
| 2 | Both | 78 |
5.2%
|
| 3 | Father only | 427 |
28.3%
|
| 4 | Mother only | 28 |
1.9%
|
| 5 | Don't know | 58 |
3.8%
|
| Sysmiss | 29 |