| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1381 |
73.2%
|
| 2 | Both | 85 |
4.5%
|
| 3 | Father only | 310 |
16.4%
|
| 4 | Mother only | 52 |
2.8%
|
| 5 | I don't know | 59 |
3.1%
|
| Sysmiss | 4 |