| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | No | 1663 | 3147814 | 
                                                                 
                                    
                                    14.7%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 1 | Yes | 9068 | 17704694 | 
                                                                 
                                    
                                    82.8%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 99 | Not stated | 245 | 517139 | 
                                                                 
                                    
                                    2.4%
                                 
                                                             | 
                            
                        
                        
                            
                    
| Sysmiss | 4053 | 8548422 |