| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes, spontaneously | 438 | 117683 |
9.9%
|
| 2 | Yes, after probing | 460 | 126409 |
10.6%
|
| 3 | No | 197 | 57125 |
4.8%
|
| Sysmiss | 3202 | 888064 |