| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 684 |
56.6%
|
| 2 | Both | 44 |
3.6%
|
| 3 | Father only | 321 |
26.6%
|
| 4 | Mother only | 36 |
3%
|
| 5 | I don't know | 123 |
10.2%
|
| Sysmiss | 22 |