| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1177 | 
                                    
                                    14.6%
                                 | |
| 2 | 44 | 
                                    
                                    0.5%
                                 | |
| 3 | 6791 | 
                                    
                                    84.4%
                                 | |
| 8 | 33 | 
                                    
                                    0.4%
                                 | |
| Sysmiss | 3 |