| Value | Category | Cases | |
|---|---|---|---|
| 1 | 181 | 
                                    
                                    63.3%
                                 | |
| 2 | 68 | 
                                    
                                    23.8%
                                 | |
| 8 | 37 | 
                                    
                                    12.9%
                                 | |
| Sysmiss | 510 |