| Value | Category | Cases | |
|---|---|---|---|
| 1 | 436 | 
                                    
                                    4.6%
                                 | |
| 3 | 8866 | 
                                    
                                    93.5%
                                 | |
| 8 | 182 | 
                                    
                                    1.9%
                                 | |
| Sysmiss | 979 |