| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | No | 3752 | 11515382 | 
                                                                 
                                    
                                    87.4%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 1 | Yes | 608 | 1658134 | 
                                                                 
                                    
                                    12.6%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 99 | Not stated | 0 | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                            
                        
                        
                            
                    
| Sysmiss | 6556 | 18594401 |