| Value | Category | 
                                    
                    
                        | A1 |  | 
                                    
                    
                        | A1A2BCD |  | 
                                    
                    
                        | A1A2BCDE |  | 
                                    
                    
                        | A1A2BCDEF |  | 
                                    
                    
                        | A1A2BCDEFG |  | 
                                    
                    
                        | A1A2BCDF |  | 
                                    
                    
                        | A1A2EF |  | 
                                    
                    
                        | A1C |  | 
                                    
                    
                        | A2 |  | 
                                    
                    
                        | A2BCD |  | 
                                    
                    
                        | A2BCDE |  | 
                                    
                    
                        | A2BCDEF |  | 
                                    
                    
                        | A2BCDF |  | 
                                    
                    
                        | A2C |  | 
                                    
                    
                        | A2CD |  | 
                                    
                    
                        | B |  | 
                                    
                    
                        | BC |  | 
                                    
                    
                        | BCD |  | 
                                    
                    
                        | BCDE |  | 
                                    
                    
                        | BCDF |  | 
                                    
                    
                        | C |  | 
                                    
                    
                        | CE |  | 
                                    
                    
                        | CF |  | 
                                    
                    
                        | E |  | 
                                    
                    
                        | EG |  | 
                                    
                    
                        | 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.