| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | yes | 16 | 13 | 
                                    
                                    4%
                                 | 
| 2 | no | 255 | 311 | 
                                    
                                    96%
                                 | 
| 3 | (dk) | 0 | 0 | 
                                    
                                    0%
                                 | 
| 4 | (ref) | 0 | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 729 | 676 |