| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 3438 | 
                                                                 
                                    
                                    28.5%
                                 
                                                             | 
                                                        
                    
| 2 | No | 8560 | 
                                                                 
                                    
                                    71%
                                 
                                                             | 
                                                        
                    
| 3 | Don't know | 61 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             |