| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 3350 |
54.6%
|
| 2 | Both | 450 |
7.3%
|
| 3 | Father only | 1176 |
19.2%
|
| 4 | Mother only | 370 |
6%
|
| 5 | I don't know | 786 |
12.8%
|
| Sysmiss | 99 |