| Value | Category | Cases | |
|---|---|---|---|
| 1 | 28 | 
                                    
                                    13.3%
                                 | |
| 3 | 151 | 
                                    
                                    71.6%
                                 | |
| 8 | 32 | 
                                    
                                    15.2%
                                 | |
| Sysmiss | 82 |