| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes, spontaneously | 1666 | 451130 |
37.9%
|
| 2 | Yes, after probing | 371 | 112363 |
9.4%
|
| 3 | No | 166 | 47278 |
4%
|
| Sysmiss | 2094 | 578510 |