| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes, spontaneously | 748 | 204289 |
17.2%
|
| 2 | Yes, after probing | 651 | 177668 |
14.9%
|
| 3 | No | 801 | 227057 |
19.1%
|
| Sysmiss | 2097 | 580268 |