| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 775 |
78%
|
| 2 | Both | 19 |
1.9%
|
| 3 | Father only | 128 |
12.9%
|
| 4 | Mother only | 9 |
0.9%
|
| 5 | I don't know | 63 |
6.3%
|
| Sysmiss | 6 |