| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1097 |
77.5%
|
| 2 | Both | 116 |
8.2%
|
| 3 | Father only | 145 |
10.2%
|
| 4 | Mother only | 36 |
2.5%
|
| 5 | I don't know | 22 |
1.6%
|
| Sysmiss | 18 |