| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 1015 | 
                                                                 
                                    
                                    31%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 2201 | 
                                                                 
                                    
                                    67.3%
                                 
                                                             | 
                                                        
                    
| 8 | DK | 56 | 
                                                                 
                                    
                                    1.7%
                                 
                                                             |