| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1202 |
87.5%
|
| 2 | Both | 29 |
2.1%
|
| 3 | Father only | 67 |
4.9%
|
| 4 | Mother only | 8 |
0.6%
|
| 5 | I don't know | 68 |
4.9%
|
| Sysmiss | 25 |