| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 532 |
46.5%
|
| 2 | Both | 212 |
18.5%
|
| 3 | Father only | 232 |
20.3%
|
| 4 | Mother only | 158 |
13.8%
|
| 5 | I don't know | 9 |
0.8%
|
| Sysmiss | 14 |