| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 1 | Yes | 873 | 
                                                                 
                                    
                                    98.2%
                                 
                                                             | 
                                                        
                    
| 2 | No | 12 | 
                                                                 
                                    
                                    1.3%
                                 
                                                             | 
                                                        
                    
| 8 | Don't know | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 9 | Missing | 3 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             |