| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 | 
                                    
                                    8.2%
                                 | |
| 2 | 37 | 
                                    
                                    43.5%
                                 | |
| 8 | 16 | 
                                    
                                    18.8%
                                 | |
| 9 | 25 | 
                                    
                                    29.4%
                                 | |
| Sysmiss | 53 |