| Value | Category | Cases | |
|---|---|---|---|
| 1 | average | 295 | 
                                                                 
                                    
                                    44.3%
                                 
                                                             | 
                                                        
                    
| 2 | low | 173 | 
                                                                 
                                    
                                    26%
                                 
                                                             | 
                                                        
                    
| 3 | very low | 85 | 
                                                                 
                                    
                                    12.8%
                                 
                                                             | 
                                                        
                    
| 4 | high | 106 | 
                                                                 
                                    
                                    15.9%
                                 
                                                             | 
                                                        
                    
| 5 | very high | 7 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 40 |