| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 16 | 
                                                                 
                                    
                                    6.3%
                                 
                                                             | 
                                                        
                    
| 0 | No employees trained | 27 | 
                                                                 
                                    
                                    10.6%
                                 
                                                             | 
                                                        
                    
| 2 | 1 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    |
| 3 | 1 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    |
| 10 | 3 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             | 
                                                        
                    |
| 20 | 6 | 
                                                                 
                                    
                                    2.4%
                                 
                                                             | 
                                                        
                    |
| 25 | 1 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    |
| 30 | 4 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 40 | 3 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             | 
                                                        
                    |
| 50 | 9 | 
                                                                 
                                    
                                    3.5%
                                 
                                                             | 
                                                        
                    |
| 60 | 3 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             | 
                                                        
                    |
| 66 | 1 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    |
| 70 | 3 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             | 
                                                        
                    |
| 80 | 8 | 
                                                                 
                                    
                                    3.1%
                                 
                                                             | 
                                                        
                    |
| 100 | 169 | 
                                                                 
                                    
                                    66.3%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 961 |