| Value | Category | 
                                    
                    
                        | 1 | no expenses | 
                                    
                    
                        | 2 | employer | 
                                    
                    
                        | 3 | self or family | 
                                    
                    
                        | 4 | workers compensation | 
                                    
                    
                        | 5 | medical aid | 
                                    
                    
                        | 6 | friends and family | 
                                    
                    
                        | 7 | government hospital | 
                                    
                    
                        | 9 | no answer | 
                            
            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.