| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes, spontaneously | 463 | 125698 |
10.6%
|
| 2 | Yes, after probing | 833 | 223391 |
18.8%
|
| 3 | No | 902 | 260747 |
21.9%
|
| Sysmiss | 2099 | 579445 |