| Value | Category | Cases | |
|---|---|---|---|
| 1 | 880 | 
                                    
                                    6.1%
                                 | |
| 3 | 13283 | 
                                    
                                    92.8%
                                 | |
| 8 | 158 | 
                                    
                                    1.1%
                                 | |
| Sysmiss | 983 |