| Value | Category | Cases | |
|---|---|---|---|
| 0 | CORRECT | 800 | 
                                    
                                    13.7%
                                 | 
| 1 | INCORRECT | 154 | 
                                    
                                    2.6%
                                 | 
| 2 | NOT REACHED | 408 | 
                                    
                                    7%
                                 | 
| Sysmiss | 4488 | 
                                    
                                    76.7%
                                 |