| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 498 |
57.2%
|
| 2 | Both | 39 |
4.5%
|
| 3 | Father only | 220 |
25.3%
|
| 4 | Mother only | 25 |
2.9%
|
| 5 | I don't know | 88 |
10.1%
|
| Sysmiss | 36 |