| Value | 
                    Category | 
                                                                            
                                    
                    
                        | 01 | 
                        Agriculture, forestry, and fishing  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 02 | 
                        Mining and quarrying  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 03 | 
                        Food, drink, and tobacco  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 04 | 
                        Chemicals and allied industries  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 05 | 
                        Metal manufacture  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 06 | 
                        Engineering and medical goods  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 07 | 
                        Shipbuilding and marine engineering  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 08 | 
                        Vehicles  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 09 | 
                        Metal goods not elsewhere specified  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 10 | 
                        Textiles  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 11 | 
                        Leather, leather goods, and fur  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 12 | 
                        Clothing and footwear  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 13 | 
                        Bricks, pottery, glass, cement, or others  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 14 | 
                        Timber, furniture, or others  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 15 | 
                        Paper, printing, and publishing  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 16 | 
                        Other manufacturing industries  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 17 | 
                        Construction  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 18 | 
                        Gas, electricity, and water  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 19 | 
                        Transport and communication  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 20 | 
                        Distributive trades  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 21 | 
                        Insurance, banking, and finance  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 22 | 
                        Professional and scientific services  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 23 | 
                        Miscellaneous services  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 24 | 
                        Public administration and defence  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 25 | 
                        Professional, technical workers, artists  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 26 | 
                        Armed forces  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 98 | 
                        Unknown  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 99 | 
                        NIU (not in universe)  | 
                        
                            
                        
                        
                        
                        
                            
                    
                            
            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.