| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1133 |
57.3%
|
| 2 | Both | 159 |
8%
|
| 3 | Father only | 477 |
24.1%
|
| 4 | Mother only | 157 |
7.9%
|
| 5 | I don't know | 52 |
2.6%
|
| Sysmiss | 22 |