| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 375 | 
                                    
                                    3.7%
                                 | 
| 2 | NO | 3305 | 
                                    
                                    32.5%
                                 | 
| 8 | DK | 10 | 
                                    
                                    0.1%
                                 | 
| 9 | NO RESPONSE | 31 | 
                                    
                                    0.3%
                                 | 
| Sysmiss | 6435 | 
                                    
                                    63.4%
                                 |