| Value | Category | Cases | |
|---|---|---|---|
| 1 | 315 | 
                                    
                                    30.3%
                                 | |
| 3 | 546 | 
                                    
                                    52.6%
                                 | |
| 8 | 178 | 
                                    
                                    17.1%
                                 | |
| Sysmiss | 2495 |