| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                    
                                    0%
                                 | 
| 0 | No employees trained | 11 | 
                                    
                                    27.5%
                                 | 
| 2 | 3 | 
                                    
                                    7.5%
                                 | |
| 3 | 3 | 
                                    
                                    7.5%
                                 | |
| 4 | 2 | 
                                    
                                    5%
                                 | |
| 5 | 4 | 
                                    
                                    10%
                                 | |
| 6 | 1 | 
                                    
                                    2.5%
                                 | |
| 7 | 2 | 
                                    
                                    5%
                                 | |
| 8 | 1 | 
                                    
                                    2.5%
                                 | |
| 10 | 3 | 
                                    
                                    7.5%
                                 | |
| 11 | 2 | 
                                    
                                    5%
                                 | |
| 15 | 1 | 
                                    
                                    2.5%
                                 | |
| 20 | 6 | 
                                    
                                    15%
                                 | |
| 50 | 1 | 
                                    
                                    2.5%
                                 | |
| Sysmiss | 605 |