| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | No | 997 | 
                                                                 
                                    
                                    82.5%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 197 | 
                                                                 
                                    
                                    16.3%
                                 
                                                             | 
                                                        
                    
| 8 | Refused | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 13 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             |