| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 963 |
62.1%
|
| 2 | Both | 61 |
3.9%
|
| 3 | Father only | 249 |
16.1%
|
| 4 | Mother only | 41 |
2.6%
|
| 5 | I don't know | 236 |
15.2%
|
| Sysmiss | 17 |