| Value | Category | Cases | |
|---|---|---|---|
| 1 | 184 | 
                                                                 
                                    
                                    29.8%
                                 
                                                             | 
                                                        
                    |
| 3 | 303 | 
                                                                 
                                    
                                    49.1%
                                 
                                                             | 
                                                        
                    |
| 6 | 122 | 
                                                                 
                                    
                                    19.8%
                                 
                                                             | 
                                                        
                    |
| 9 | 8 | 
                                                                 
                                    
                                    1.3%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 1 |