| Value | Category | Cases | |
|---|---|---|---|
| 1 | 477 | 
                                    
                                    15.9%
                                 | |
| 3 | 1441 | 
                                    
                                    47.9%
                                 | |
| 8 | 1091 | 
                                    
                                    36.3%
                                 | |
| Sysmiss | 7503 |