| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes, spontaneously | 286 | 71822 |
6%
|
| 2 | Yes, after probing | 349 | 95921 |
8.1%
|
| 3 | No | 1566 | 442580 |
37.2%
|
| Sysmiss | 2096 | 578959 |