| Value | Category | Cases | |
|---|---|---|---|
| 1 | 31 | 
                                                                 
                                    
                                    14.2%
                                 
                                                             | 
                                                        
                    |
| 2 | 137 | 
                                                                 
                                    
                                    62.8%
                                 
                                                             | 
                                                        
                    |
| 3 | 50 | 
                                                                 
                                    
                                    22.9%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 8 |