| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1396 | 
                                    
                                    87.5%
                                 | 
| 3 | No | 196 | 
                                    
                                    12.3%
                                 | 
| 8 | DK | 3 | 
                                    
                                    0.2%
                                 | 
| Sysmiss | 3 |