| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 | 
                                    
                                    26.9%
                                 | |
| 3 | 4 | 
                                    
                                    15.4%
                                 | |
| 8 | 15 | 
                                    
                                    57.7%
                                 | |
| Sysmiss | 250 |