| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1770 |
65.8%
|
| 2 | Both | 80 |
3%
|
| 3 | Father only | 619 |
23%
|
| 4 | Mother only | 52 |
1.9%
|
| 5 | I don't know | 167 |
6.2%
|
| Sysmiss | 6 |