| Value | Category | Cases | |
|---|---|---|---|
| 1 | 255 | 
                                    
                                    64.1%
                                 | |
| 2 | 100 | 
                                    
                                    25.1%
                                 | |
| 8 | 43 | 
                                    
                                    10.8%
                                 | |
| Sysmiss | 819 |