| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 | 
                                    
                                    3.4%
                                 | |
| 3 | 154 | 
                                    
                                    74%
                                 | |
| 8 | 47 | 
                                    
                                    22.6%
                                 | |
| Sysmiss | 3418 |