| Value | Category | Cases | |
|---|---|---|---|
| 1 | 652 | 
                                    
                                    15.1%
                                 | |
| 2 | 115 | 
                                    
                                    2.7%
                                 | |
| 3 | 3188 | 
                                    
                                    73.8%
                                 | |
| 4 | 365 | 
                                    
                                    8.4%
                                 | |
| Sysmiss | 689 |