| Value | Category | Cases | |
|---|---|---|---|
| 1 | 291 | 
                                    
                                    21.6%
                                 | |
| 3 | 796 | 
                                    
                                    59%
                                 | |
| 8 | 262 | 
                                    
                                    19.4%
                                 | |
| Sysmiss | 496 |