| Value | Category | Cases | |
|---|---|---|---|
| 1 | average | 741 | 
                                                                 
                                    
                                    53.1%
                                 
                                                             | 
                                                        
                    
| 2 | low | 242 | 
                                                                 
                                    
                                    17.3%
                                 
                                                             | 
                                                        
                    
| 3 | very low | 68 | 
                                                                 
                                    
                                    4.9%
                                 
                                                             | 
                                                        
                    
| 4 | high | 282 | 
                                                                 
                                    
                                    20.2%
                                 
                                                             | 
                                                        
                    
| 5 | very high | 62 | 
                                                                 
                                    
                                    4.4%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 40 |