| Value | Category | Cases | |
|---|---|---|---|
| 9 | 6747 | 
                                    
                                    59%
                                 | |
| 10 | 4078 | 
                                    
                                    35.6%
                                 | |
| 11 | 336 | 
                                    
                                    2.9%
                                 | |
| 12 | 98 | 
                                    
                                    0.9%
                                 | |
| 13 | 180 | 
                                    
                                    1.6%
                                 | |
| Sysmiss | 1 |