| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes | 1 | 2 | 
                                    
                                    0.1%
                                 | 
| 2 | No | 1398 | 1404 | 
                                    
                                    46.7%
                                 | 
| 9 | DK | 7 | 8 | 
                                    
                                    0.3%
                                 | 
| Sysmiss | 1599 | 1591 |