| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1880 |
44.9%
|
| 2 | Both | 619 |
14.8%
|
| 3 | Father only | 947 |
22.6%
|
| 4 | Mother only | 262 |
6.3%
|
| 5 | I don't know | 481 |
11.5%
|
| Sysmiss | 25 |