| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1117 |
66.8%
|
| 2 | Both | 142 |
8.5%
|
| 3 | Father only | 226 |
13.5%
|
| 4 | Mother only | 119 |
7.1%
|
| 5 | I don't know | 69 |
4.1%
|
| Sysmiss | 12 |