| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes, spontaneously | 325 | 88853 |
7.5%
|
| 2 | Yes, after probing | 551 | 148000 |
12.4%
|
| 3 | No | 220 | 64897 |
5.5%
|
| Sysmiss | 3201 | 887531 |