| Value | 
                    Category | 
                                                                            
                                    
                    
                        | 0 | 
                        NIU (not in universe)  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 10 | 
                        Agriculture, fishing, and forestry  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 20 | 
                        Mining  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 30 | 
                        Manufacturing  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 40 | 
                        Electricity, gas and water  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 50 | 
                        Construction  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 60 | 
                        Wholesale and retail trade  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 70 | 
                        Hotels and restaurants  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 80 | 
                        Transportation and communications  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 90 | 
                        Financial services and insurance  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 100 | 
                        Public administration and defense  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 110 | 
                        Services, not specified  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 111 | 
                        Real estate and business services  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 112 | 
                        Education  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 113 | 
                        Health and social work  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 114 | 
                        Other services  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 120 | 
                        Private household services  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 130 | 
                        Other industry, n.e.c.  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 998 | 
                        Response suppressed  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 999 | 
                        Unknown  | 
                        
                            
                        
                        
                        
                        
                            
                    
                            
            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.