| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 | 
                                    
                                    6.1%
                                 | 
| 0 | No employees trained | 5 | 
                                    
                                    15.2%
                                 | 
| 1 | 4 | 
                                    
                                    12.1%
                                 | |
| 2 | 4 | 
                                    
                                    12.1%
                                 | |
| 3 | 7 | 
                                    
                                    21.2%
                                 | |
| 4 | 1 | 
                                    
                                    3%
                                 | |
| 5 | 2 | 
                                    
                                    6.1%
                                 | |
| 7 | 1 | 
                                    
                                    3%
                                 | |
| 10 | 2 | 
                                    
                                    6.1%
                                 | |
| 15 | 1 | 
                                    
                                    3%
                                 | |
| 17 | 1 | 
                                    
                                    3%
                                 | |
| 25 | 1 | 
                                    
                                    3%
                                 | |
| 30 | 2 | 
                                    
                                    6.1%
                                 | |
| Sysmiss | 567 |