| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused | 2 | 
                                    
                                    0.1%
                                 | 
| -98 | Don't Know | 0 | 
                                    
                                    0%
                                 | 
| 0 | No | 1720 | 
                                    
                                    56.2%
                                 | 
| 1 | Yes | 1336 | 
                                    
                                    43.7%
                                 |