| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Pregnancy ended in November 2001 or later | 958 | 961 |
9.1%
|
| 2 | Pregnancy ended before November 2001 | 1584 | 1523 |
14.4%
|
| Sysmiss | 8108 | 8074 |