| Value | Category | Cases | |
|---|---|---|---|
| 1 | 230 | 
                                    
                                    2.8%
                                 | |
| 3 | 7917 | 
                                    
                                    96.8%
                                 | |
| 8 | 29 | 
                                    
                                    0.4%
                                 | |
| Sysmiss | 2287 |