| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 804 |
79.6%
|
| 2 | Both | 40 |
4%
|
| 3 | Father only | 114 |
11.3%
|
| 4 | Mother only | 8 |
0.8%
|
| 5 | I don't know | 44 |
4.4%
|
| Sysmiss | 8 |