| Value | Category | 
                                    
                    
                        | 1 | Farm Operator Owning Land Primarily  -  Less than 2 rai | 
                                    
                    
                        | 2 | Farm Operator Owning Land Primarily  -  2 to 4 rai | 
                                    
                    
                        | 3 | Farm Operator Owning Land Primarily  -  5 to 9 rai | 
                                    
                    
                        | 4 | Farm Operator Owning Land Primarily  -  10 to 19 rai | 
                                    
                    
                        | 5 | Farm Operator Owning Land Primarily  -  20 to 39 rai | 
                                    
                    
                        | 6 | Farm Operator Owning Land Primarily  -  40 rai or more | 
                                    
                    
                        | 11 | Farm Operator Renting Land Primarily - Less than 5 rai | 
                                    
                    
                        | 12 | Farm Operator Renting Land Primarily - 5 to 19 rai | 
                                    
                    
                        | 13 | Farm Operator Renting Land Primarily - 20 rai or more | 
                                    
                    
                        | 19 | Fishing, Forestry, etc. | 
                                    
                    
                        | 21 | Entrepreneurs, Trade and Industry - With Paid Workers | 
                                    
                    
                        | 22 | Entrepreneurs, Trade and Industry - Without Paid Workers | 
                                    
                    
                        | 31 | Professional, Technical and Managerial - Working on Own Account | 
                                    
                    
                        | 32 | Professional, Technical and Managerial - Employed by Others | 
                                    
                    
                        | 41 | Labourers - Farm Workers | 
                                    
                    
                        | 42 | Labourers - General Workers | 
                                    
                    
                        | 50 | Other Employees - Clerical, Sales and Service Workers | 
                                    
                    
                        | 60 | Other Employees - Production and Construction Workers | 
                                    
                    
                        | 71 | Economically Inactive - Receiving Asssistance or Pensions | 
                                    
                    
                        | 72 | Economically Inactive - Receiving Property Income | 
                            
            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.