| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 9112 | 
                                    
                                    60.3%
                                 | 
| 2 | NO | 1872 | 
                                    
                                    12.4%
                                 | 
| 8 | DK | 4104 | 
                                    
                                    27.2%
                                 | 
| 9 | NO RESPONSE | 12 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 15960 |