| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes, spontaneously | 1859 | 515911 |
43.4%
|
| 2 | Yes, after probing | 292 | 81659 |
6.9%
|
| 3 | No | 51 | 13037 |
1.1%
|
| Sysmiss | 2095 | 578674 |