| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | yes | 14 | 11 | 
                                    
                                    1.6%
                                 | 
| 2 | no | 587 | 692 | 
                                    
                                    98.2%
                                 | 
| 3 | (dk) | 1 | 2 | 
                                    
                                    0.2%
                                 | 
| 4 | (ref) | 0 | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 398 | 295 |