| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 862 | 
                                    
                                    9.5%
                                 | 
| 3 | No | 8128 | 
                                    
                                    89.9%
                                 | 
| 8 | DK | 54 | 
                                    
                                    0.6%
                                 | 
| Sysmiss | 48 |