| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 2098 |
76.4%
|
| 2 | Both | 76 |
2.8%
|
| 3 | Father only | 514 |
18.7%
|
| 4 | Mother only | 23 |
0.8%
|
| 5 | I don't know | 34 |
1.2%
|
| Sysmiss | 38 |