| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 1596 | 
                                    
                                    15.7%
                                 | 
| 2 | NO | 883 | 
                                    
                                    8.7%
                                 | 
| 8 | DK | 2 | 
                                    
                                    0%
                                 | 
| Sysmiss | 7675 | 
                                    
                                    75.6%
                                 |