| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1732 |
87.1%
|
| 2 | Both | 29 |
1.5%
|
| 3 | Father only | 179 |
9%
|
| 4 | Mother only | 10 |
0.5%
|
| 5 | I don't know | 39 |
2%
|
| Sysmiss | 29 |