| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.9%
|
| -5 | No inspection has been concluded | 3 |
2.6%
|
| 1 | Yes | 68 |
59.6%
|
| 2 | No | 42 |
36.8%
|
| Sysmiss | 489 |