| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 | 
                                    
                                    28.6%
                                 | |
| 3 | 2 | 
                                    
                                    4.8%
                                 | |
| 6 | 21 | 
                                    
                                    50%
                                 | |
| 7 | 7 | 
                                    
                                    16.7%
                                 | |
| Sysmiss | 189 |