| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | No | 6402 | 18571517 | 
                                                                 
                                    
                                    62.4%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 1 | Yes | 3888 | 11211286 | 
                                                                 
                                    
                                    37.6%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 99 | Not stated | 0 | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                            
                        
                        
                            
                    
| Sysmiss | 626 | 1985115 |