| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 829 |
45.5%
|
| 2 | Both | 82 |
4.5%
|
| 3 | Father only | 848 |
46.5%
|
| 4 | Mother only | 42 |
2.3%
|
| 5 | I don't know | 21 |
1.2%
|
| Sysmiss | 9 |