| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1 | 
                            
                             
                                
                                0.2%
                                                             
                            
                         | 
                        
                    
| 2 | No | 2 | 
                            
                             
                                
                                0.4%
                                                             
                            
                         | 
                        
                    
| 5 | Missing | 1 | 
                            
                             
                                
                                0.2%
                                                             
                            
                         | 
                        
                    
| 9 | NA | 499 | 
                            
                             
                                
                                99.2%
                                                             
                            
                         |