| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 925 |
49.4%
|
| 2 | Both | 173 |
9.2%
|
| 3 | Father only | 554 |
29.6%
|
| 4 | Mother only | 140 |
7.5%
|
| 5 | I don't know | 79 |
4.2%
|
| Sysmiss | 17 |