| Value | Category | 
                                    
                    
                        | 1 | Local market | 
                                    
                    
                        | 2 | Cooperative | 
                                    
                    
                        | 3 | Private enterprise | 
                                    
                    
                        | 4 | State service | 
                                    
                    
                        | 5 | Individual consumer | 
                                    
                    
                        | 6 | NGO | 
                                    
                    
                        | 7 | Other | 
                                    
                    
                        | Sysmiss |  | 
                            
            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.