| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 583 |
65.7%
|
| 2 | Both | 17 |
1.9%
|
| 3 | Father only | 243 |
27.4%
|
| 4 | Mother only | 13 |
1.5%
|
| 5 | I don't know | 31 |
3.5%
|
| Sysmiss | 9 |