| Value | Category | Cases | |
|---|---|---|---|
| 1 | Correct | 667 | 
                                                                 
                                    
                                    15.2%
                                 
                                                             | 
                                                        
                    
| 2 | Not correct | 583 | 
                                                                 
                                    
                                    13.3%
                                 
                                                             | 
                                                        
                    
| 8 | DK | 93 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    
| 9 | NA | 21 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 3028 | 
                                                                 
                                    
                                    68.9%
                                 
                                                             |