| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to respond | 0 | 
                                    
                                    0%
                                 | 
| -98 | Don't know | 0 | 
                                    
                                    0%
                                 | 
| 0 | No | 137 | 
                                    
                                    25.8%
                                 | 
| 1 | Yes | 395 | 
                                    
                                    74.2%
                                 | 
| Sysmiss | 8943 |