| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most serious | 4 | 
                                                                 
                                    
                                    14.8%
                                 
                                                             | 
                                                        
                    
| 2 | Serious | 8 | 
                                                                 
                                    
                                    29.6%
                                 
                                                             | 
                                                        
                    
| 3 | Least serious | 15 | 
                                                                 
                                    
                                    55.6%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 180 |