| Value | Category | 
                                    
                    
                        | A1 |  | 
                                    
                    
                        | A1A2 |  | 
                                    
                    
                        | A1A2BC |  | 
                                    
                    
                        | A1A2BCD |  | 
                                    
                    
                        | A1A2BCDE |  | 
                                    
                    
                        | A1A2BCDEF |  | 
                                    
                    
                        | A1A2BCDF |  | 
                                    
                    
                        | A1C |  | 
                                    
                    
                        | A1CE |  | 
                                    
                    
                        | A2 |  | 
                                    
                    
                        | A2BC |  | 
                                    
                    
                        | A2BCD |  | 
                                    
                    
                        | A2BCDEF |  | 
                                    
                    
                        | A2C |  | 
                                    
                    
                        | A2CD |  | 
                                    
                    
                        | A2CEG |  | 
                                    
                    
                        | A2D |  | 
                                    
                    
                        | A2E |  | 
                                    
                    
                        | BC |  | 
                                    
                    
                        | BCD |  | 
                                    
                    
                        | BCG |  | 
                                    
                    
                        | BE |  | 
                                    
                    
                        | C |  | 
                                    
                    
                        | CE |  | 
                                    
                    
                        | E |  | 
                                    
                    
                        | EF |  | 
                                    
                    
                        | F |  | 
                                    
                    
                        | Z |  | 
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.