| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                    
                                    0%
                                 | 
| 0 | No employees trained | 32 | 
                                    
                                    15.2%
                                 | 
| 3 | 1 | 
                                    
                                    0.5%
                                 | |
| 10 | 4 | 
                                    
                                    1.9%
                                 | |
| 20 | 3 | 
                                    
                                    1.4%
                                 | |
| 25 | 1 | 
                                    
                                    0.5%
                                 | |
| 30 | 4 | 
                                    
                                    1.9%
                                 | |
| 50 | 15 | 
                                    
                                    7.1%
                                 | |
| 60 | 2 | 
                                    
                                    0.9%
                                 | |
| 70 | 1 | 
                                    
                                    0.5%
                                 | |
| 75 | 1 | 
                                    
                                    0.5%
                                 | |
| 90 | 2 | 
                                    
                                    0.9%
                                 | |
| 95 | 1 | 
                                    
                                    0.5%
                                 | |
| 100 | 144 | 
                                    
                                    68.2%
                                 | |
| Sysmiss | 813 |