| Value | Category | Cases | |
|---|---|---|---|
| 1 | during pregnancy | 780 |
12.5%
|
| 2 | during delivery | 3262 |
52.1%
|
| 3 | during breastfeeding | 2093 |
33.4%
|
| 4 | don't know | 124 |
2%
|
| Sysmiss | 18513 |