| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
5.3%
|
| 0 | No employees trained | 1 |
5.3%
|
| 40 | 1 |
5.3%
|
|
| 80 | 3 |
15.8%
|
|
| 90 | 1 |
5.3%
|
|
| 100 | 12 |
63.2%
|
|
| Sysmiss | 131 |