| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2284 | 
                                    
                                    25.3%
                                 | 
| 3 | No | 6681 | 
                                    
                                    73.9%
                                 | 
| 8 | DK | 79 | 
                                    
                                    0.9%
                                 | 
| Sysmiss | 48 |