| Value | Category | Cases | |
|---|---|---|---|
| 1 | 708 | 
                                    
                                    20.2%
                                 | |
| 2 | 2172 | 
                                    
                                    61.9%
                                 | |
| 3 | 629 | 
                                    
                                    17.9%
                                 | |
| Sysmiss | 7003 |