| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 204 | 
                                    
                                    2%
                                 | 
| 2 | NO | 2870 | 
                                    
                                    28.3%
                                 | 
| 8 | DK | 19 | 
                                    
                                    0.2%
                                 | 
| Sysmiss | 7063 | 
                                    
                                    69.5%
                                 |