| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
1.7%
|
| -5 | No inspection has been concluded | 0 |
0%
|
| 1 | Yes | 45 |
77.6%
|
| 2 | No | 12 |
20.7%
|
| Sysmiss | 317 |