| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
22.2%
|
| 0 | No employees trained | 1 |
11.1%
|
| 10 | 3 |
33.3%
|
|
| 20 | 1 |
11.1%
|
|
| 50 | 1 |
11.1%
|
|
| 80 | 1 |
11.1%
|
|
| Sysmiss | 371 |