| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7400 | 
                                    
                                    49.6%
                                 | |
| 3 | 3745 | 
                                    
                                    25.1%
                                 | |
| 8 | 3772 | 
                                    
                                    25.3%
                                 | |
| Sysmiss | 4884 |