| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 20 |
3.8%
|
| -5 | No inspection has been concluded | 18 |
3.4%
|
| 1 | Yes | 206 |
39.5%
|
| 2 | No | 278 |
53.3%
|
| Sysmiss | 480 |