| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1588 |
75.6%
|
| 2 | Both | 70 |
3.3%
|
| 3 | Father only | 317 |
15.1%
|
| 4 | Mother only | 110 |
5.2%
|
| 5 | I don't know | 16 |
0.8%
|
| Sysmiss | 28 |