| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 922 |
52.3%
|
| 2 | Both | 158 |
9%
|
| 3 | Father only | 504 |
28.6%
|
| 4 | Mother only | 84 |
4.8%
|
| 5 | I don't know | 94 |
5.3%
|
| Sysmiss | 5 |