| Value | Category | Cases | |
|---|---|---|---|
| 1 | Just after birth | 657 |
44.6%
|
| 2 | Later | 817 |
55.4%
|
| 7 | Missing | 0 |
0%
|
| 9 | DK | 0 |
0%
|
| Sysmiss | 416 |