| Value | Category | Cases | |
|---|---|---|---|
| 1 | 880 | 
                                    
                                    15.1%
                                 | |
| 3 | 4581 | 
                                    
                                    78.5%
                                 | |
| 8 | 378 | 
                                    
                                    6.5%
                                 | |
| Sysmiss | 13918 |