| Value | Category | Cases | |
|---|---|---|---|
| 1 | 711 | 
                                    
                                    6.2%
                                 | |
| 3 | 1409 | 
                                    
                                    12.4%
                                 | |
| 8 | 9262 | 
                                    
                                    81.4%
                                 | |
| Sysmiss | 4 |