| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 182 | 
                                    
                                    3.8%
                                 | 
| 2 | NO | 3229 | 
                                    
                                    67.6%
                                 | 
| 8 | DK | 2 | 
                                    
                                    0%
                                 | 
| Sysmiss | 1364 | 
                                    
                                    28.6%
                                 |