| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 | 
                                    
                                    0%
                                 | 
| 1 | Yes | 75 | 
                                    
                                    26.1%
                                 | 
| 2 | No | 212 | 
                                    
                                    73.9%
                                 | 
| Sysmiss | 1848 |