| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | No | 1552 | 3366776 | 
                                                                 
                                    
                                    96.5%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 1 | Yes | 2 | 3987 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 99 | Not stated | 51 | 117770 | 
                                                                 
                                    
                                    3.4%
                                 
                                                             | 
                            
                        
                        
                            
                    
| Sysmiss | 13424 | 26429535 |