| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes, spontaneously | 287 | 76742 |
6.5%
|
| 2 | Yes, after probing | 576 | 158675 |
13.3%
|
| 3 | No | 232 | 66081 |
5.6%
|
| Sysmiss | 3202 | 887783 |