| Value | Category | Cases | |
|---|---|---|---|
| 1 | Hours after delivery | 144 |
1.7%
|
| 2 | Days after delivery | 7769 |
90%
|
| 3 | Weeks after delivery | 708 |
8.2%
|
| 9 | Special answers | 10 |
0.1%
|
| Sysmiss | 164 |