| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1288 | 
                                    
                                    14.2%
                                 | 
| 3 | No | 7694 | 
                                    
                                    85.1%
                                 | 
| 8 | DK | 62 | 
                                    
                                    0.7%
                                 | 
| Sysmiss | 48 |