| Value | Category | Cases | |
|---|---|---|---|
| 1 | 8 | 
                                    
                                    2.6%
                                 | |
| 3 | 225 | 
                                    
                                    72.1%
                                 | |
| 8 | 79 | 
                                    
                                    25.3%
                                 | |
| Sysmiss | 3314 |