| Value | Category | Cases | |
|---|---|---|---|
| 1 | 3116 | 
                                    
                                    71.2%
                                 | |
| 3 | 699 | 
                                    
                                    16%
                                 | |
| 8 | 563 | 
                                    
                                    12.9%
                                 | |
| Sysmiss | 6935 |