| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 1780 | 
                                                                 
                                    
                                    75.2%
                                 
                                                             | 
                                                        
                    
| 1 | Yes | 587 | 
                                                                 
                                    
                                    24.8%
                                 
                                                             | 
                                                        
                    
| 98 | DK | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 88 | NA | 6750 | |
| 99 | Missing | 11 |