| Value | Category | Cases | |
|---|---|---|---|
| 1 | 38 | 
                                    
                                    23.3%
                                 | |
| 3 | 104 | 
                                    
                                    63.8%
                                 | |
| 8 | 21 | 
                                    
                                    12.9%
                                 | |
| Sysmiss | 3371 |