| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1344 |
50.7%
|
| 2 | Both | 157 |
5.9%
|
| 3 | Father only | 1011 |
38.1%
|
| 4 | Mother only | 56 |
2.1%
|
| 5 | I don't know | 85 |
3.2%
|
| Sysmiss | 13 |