| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't Know | 4243 | 
                                    
                                    41.5%
                                 | 
| 1 | Yes | 4866 | 
                                    
                                    47.6%
                                 | 
| 2 | No | 1121 | 
                                    
                                    11%
                                 | 
| Sysmiss | 36825 |