| Value | Category | Cases | |
|---|---|---|---|
| 1 | 172 | 
                                    
                                    16.6%
                                 | |
| 2 | 764 | 
                                    
                                    73.5%
                                 | |
| 8 | 103 | 
                                    
                                    9.9%
                                 | |
| Sysmiss | 2495 |