| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1715 |
64%
|
| 2 | Both | 161 |
6%
|
| 3 | Father only | 534 |
19.9%
|
| 4 | Mother only | 91 |
3.4%
|
| 5 | I don't know | 180 |
6.7%
|
| Sysmiss | 61 |