| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.2%
|
| -5 | No inspection has been concluded | 4 |
0.9%
|
| 1 | Yes | 440 |
95.2%
|
| 2 | No | 17 |
3.7%
|
| Sysmiss | 1263 |