| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 846 |
47.2%
|
| 2 | Both | 181 |
10.1%
|
| 3 | Father only | 690 |
38.5%
|
| 4 | Mother only | 57 |
3.2%
|
| 5 | I don't know | 17 |
0.9%
|
| Sysmiss | 14 |