| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 | 
                                    
                                    9.1%
                                 | |
| 2 | 42 | 
                                    
                                    54.5%
                                 | |
| 8 | 11 | 
                                    
                                    14.3%
                                 | |
| 9 | 17 | 
                                    
                                    22.1%
                                 | |
| Sysmiss | 61 |