| Value | Category | Cases | |
|---|---|---|---|
| 7 | 1 | 
                                    
                                    3.4%
                                 | |
| 9 | 5 | 
                                    
                                    17.2%
                                 | |
| 10 | 12 | 
                                    
                                    41.4%
                                 | |
| 11 | 9 | 
                                    
                                    31%
                                 | |
| 12 | 2 | 
                                    
                                    6.9%
                                 | |
| Sysmiss | 371 |