| Value | Category | 
                                    
                    
                        | 1 | Chairperson | 
                                    
                    
                        | 2 | Secretary | 
                                    
                    
                        | 3 | Treasurer | 
                                    
                    
                        | 4 | Founder | 
                                    
                    
                        | 5 | Member | 
                                    
                    
                        | 6 | Other | 
                                    
                    
                        | 7 | Purchaser | 
                                    
                    
                        | 999 | Missing | 
                            
            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.