| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | No | 938 | 
                                    
                                    78.2%
                                 | 
| 1 | Yes | 257 | 
                                    
                                    21.4%
                                 | 
| 7 | Not applicable | 0 | 
                                    
                                    0%
                                 | 
| 8 | Refused to answer | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don't know | 5 | 
                                    
                                    0.4%
                                 |