| Value | Category | Cases | |
|---|---|---|---|
| 2 | 688 | 
                                    
                                    29.7%
                                 | |
| 8 | 209 | 
                                    
                                    9%
                                 | |
| 9 | 1422 | 
                                    
                                    61.3%
                                 | |
| Sysmiss | 25 |