| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 2265 | 
                                                                 
                                    
                                    45.2%
                                 
                                                             | 
                                                        
                    
| 2 | no | 2055 | 
                                                                 
                                    
                                    41%
                                 
                                                             | 
                                                        
                    
| 77 | don't know | 690 | 
                                                                 
                                    
                                    13.8%
                                 
                                                             |