| Value | Category | Cases | |
|---|---|---|---|
| 1 | 160 | 
                                    
                                    28.6%
                                 | |
| 8 | 69 | 
                                    
                                    12.3%
                                 | |
| 9 | 330 | 
                                    
                                    59%
                                 | |
| Sysmiss | 967 |