| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1333 |
64.2%
|
| 2 | Both | 96 |
4.6%
|
| 3 | Father only | 539 |
26%
|
| 4 | Mother only | 31 |
1.5%
|
| 5 | I don't know | 78 |
3.8%
|
| Sysmiss | 55 |