| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4549 | 
                                    
                                    78.8%
                                 | |
| 2 | 1091 | 
                                    
                                    18.9%
                                 | |
| 3 | 95 | 
                                    
                                    1.6%
                                 | |
| 4 | 40 | 
                                    
                                    0.7%
                                 | |
| Sysmiss | 19809 |