| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 977 |
58.2%
|
| 2 | Both | 167 |
9.9%
|
| 3 | Father only | 354 |
21.1%
|
| 4 | Mother only | 112 |
6.7%
|
| 5 | I don't know | 70 |
4.2%
|
| Sysmiss | 3 |