| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1109 |
63.2%
|
| 2 | Both | 132 |
7.5%
|
| 3 | Father only | 321 |
18.3%
|
| 4 | Mother only | 166 |
9.5%
|
| 5 | I don't know | 27 |
1.5%
|
| Sysmiss | 17 |