| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1045 |
48.4%
|
| 2 | Both | 233 |
10.8%
|
| 3 | Father only | 611 |
28.3%
|
| 4 | Mother only | 210 |
9.7%
|
| 5 | I don't know | 62 |
2.9%
|
| Sysmiss | 49 |