| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7374 | 
                                    
                                    56.8%
                                 | |
| 2 | 214 | 
                                    
                                    1.6%
                                 | |
| 3 | 1179 | 
                                    
                                    9.1%
                                 | |
| 4 | 4210 | 
                                    
                                    32.4%
                                 | |
| Sysmiss | 4008 |