| Value | Category | Cases | |
|---|---|---|---|
| 1 | 167 | 
                                    
                                    85.6%
                                 | |
| 6 | 2 | 
                                    
                                    1%
                                 | |
| 8 | 12 | 
                                    
                                    6.2%
                                 | |
| 9 | 14 | 
                                    
                                    7.2%
                                 | |
| Sysmiss | 423 |