| Value | Category | Cases | |
|---|---|---|---|
| -1 | MIssing | 3 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| 0 | No | 352 | 
                                                                 
                                    
                                    29.3%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 812 | 
                                                                 
                                    
                                    67.7%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 33 | 
                                                                 
                                    
                                    2.8%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |