| Value | Category | Cases | |
|---|---|---|---|
| 1 | 259 | 
                                    
                                    60.5%
                                 | |
| 8 | 24 | 
                                    
                                    5.6%
                                 | |
| 9 | 145 | 
                                    
                                    33.9%
                                 | |
| Sysmiss | 368 |