| Value | Category | Cases | |
|---|---|---|---|
| 1 | 11 | 
                                    
                                    22%
                                 | |
| 2 | 2 | 
                                    
                                    4%
                                 | |
| 8 | 16 | 
                                    
                                    32%
                                 | |
| 9 | 21 | 
                                    
                                    42%
                                 | |
| Sysmiss | 88 |