| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1266 | 
                                    
                                    15.3%
                                 | |
| 3 | 7008 | 
                                    
                                    84.5%
                                 | |
| 8 | 16 | 
                                    
                                    0.2%
                                 | |
| Sysmiss | 2560 |