| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 16 |
7.5%
|
| -5 | No inspection has been concluded | 5 |
2.3%
|
| 1 | Yes | 161 |
75.2%
|
| 2 | No | 32 |
15%
|
| Sysmiss | 1002 |