| Value | Category | 
                                    
                    
                        | 0 | N/A | 
                                    
                    
                        | 1 | farmers | 
                                    
                    
                        | 2 | employed in agriculture | 
                                    
                    
                        | 3 | non-agricultural sector employees | 
                                    
                    
                        | 4 | entrepreneurs | 
                                    
                    
                        | 5 | retired | 
                                    
                    
                        | 6 | others | 
                            
            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.