| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1271 |
88%
|
| 2 | Both | 23 |
1.6%
|
| 3 | Father only | 56 |
3.9%
|
| 4 | Mother only | 11 |
0.8%
|
| 5 | I don't know | 83 |
5.7%
|
| Sysmiss | 17 |