| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1121 |
64.9%
|
| 2 | Both | 161 |
9.3%
|
| 3 | Father only | 297 |
17.2%
|
| 4 | Mother only | 80 |
4.6%
|
| 5 | I don't know | 68 |
3.9%
|
| Sysmiss | 13 |