| Value | 
                    Category | 
                                                                            
                                    
                    
                        | 010 | 
                        Armed forces  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 111 | 
                        Legislators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 112 | 
                        Senior government officials  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 113 | 
                        Traditional chiefs and heads of villages  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 114 | 
                        Senior officials of special-interest organisations  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 121 | 
                        Directors and chief executives  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 122 | 
                        Specialised managers [Dept. managers; large enterprise; production-operation]  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 123 | 
                        Other dept. manager [large enterprise]  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 131 | 
                        General managers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 211 | 
                        Physicists, chemists and related professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 212 | 
                        Mathematicians, statisticians and related professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 213 | 
                        Computing professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 214 | 
                        Architects, engineers and related professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 221 | 
                        Life science professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 222 | 
                        Health professionals (except nursing)  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 223 | 
                        Nursing and midwifery professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 231 | 
                        College, university and higher education teaching professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 232 | 
                        Secondary education teaching professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 233 | 
                        Primary and pre-primary education teaching professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 234 | 
                        Special education teaching professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 235 | 
                        Other teaching professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 241 | 
                        Business professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 242 | 
                        Legal professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 243 | 
                        Archivists, librarians and related information professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 244 | 
                        Social and related science professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 245 | 
                        Writers and creative and performing artists  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 246 | 
                        Religion professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 247 | 
                        Other professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 311 | 
                        Physical science and engineering technicians  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 312 | 
                        Computer assistants and computer equipment controllers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 313 | 
                        Optical and electronic equipment controllers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 314 | 
                        Ship and aircraft controllers and technicians  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 315 | 
                        Building, safety, health and quality inspectors  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 321 | 
                        Life science technicians and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 322 | 
                        Modern health associate professionals (except nursing)  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 323 | 
                        Nursing and midwifery associate professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 324 | 
                        Traditional medicine practitioners and faith healers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 331 | 
                        Primary education teaching associate professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 332 | 
                        Pre-primary education teaching associate professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 333 | 
                        Special education teaching associate professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 334 | 
                        Other teaching associate professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 341 | 
                        Finance and sales associate professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 342 | 
                        Business services agents and trade brokers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 343 | 
                        Adiminstrative associate professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 344 | 
                        Customs, tax etc. government assoicate professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 345 | 
                        Police and army officers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 346 | 
                        Social work associate professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 347 | 
                        Artistic, entertainment and sports associate professionals  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 411 | 
                        Secretaries and keyboard operating clerks  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 412 | 
                        Numerical clerks  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 413 | 
                        Material recording and transport clerks  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 414 | 
                        Library, mail and related clerks  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 419 | 
                        Other office clerks  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 421 | 
                        Cashiers, tellers and related clerks  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 422 | 
                        Client information clerks  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 511 | 
                        Travel attendants and guides  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 512 | 
                        Housekeeping and restaurant services workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 513 | 
                        Personal care workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 514 | 
                        Other personal services workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 515 | 
                        Astrologers, fortunetellers and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 516 | 
                        Protective services workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 521 | 
                        Shop salesperson and demonstrators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 522 | 
                        Stall and market salespersons  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 523 | 
                        Fashion and other models  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 611 | 
                        Market gardeners and crop growers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 612 | 
                        Market-oriented animal producers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 613 | 
                        Market oriented crop and animal producers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 614 | 
                        Forestry and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 615 | 
                        Fishery workers, hunters and trappers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 621 | 
                        Subsistence agricultural, fishery and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 711 | 
                        Miners and blasters, stone cutters and carvers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 712 | 
                        Building frame and related trades workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 713 | 
                        Building finishers and related trades workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 714 | 
                        Paitners, buildiing structure cleaners and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 721 | 
                        Metal moulders, welders, sheet-metal workers, structural metal preparer and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 722 | 
                        Blacksmiths, toolmaker and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 723 | 
                        Machinery mechanic and fitters  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 724 | 
                        Electrical and electronic instrument mechanic and fitters  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 731 | 
                        Precision workers in metal and related materials  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 732 | 
                        Potters, glass formers and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 733 | 
                        Handicraft workers in wood, textile, leather and related materials  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 734 | 
                        Printing and related trades workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 741 | 
                        Food and related products processing trades workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 742 | 
                        Cabinet makers, wood treaters and related trades workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 743 | 
                        Textile and garment trades workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 744 | 
                        Pelt, leather and shoemaking trades workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 811 | 
                        Mining and mineral-processing plant operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 812 | 
                        Metal-processing plant operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 813 | 
                        Glass and ceramics kiln and related plant operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 814 | 
                        Wood-processing and npapermaking plant operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 815 | 
                        Chemical processing plant operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 816 | 
                        Power-generating and related plant operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 817 | 
                        Automated assembly-line and industrial robot operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 821 | 
                        Metal and mineral products processing machine operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 822 | 
                        Chemical products machine operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 823 | 
                        Rubber and plastics products machine operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 824 | 
                        Wood products machine operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 825 | 
                        Printing, binding and paper products machine operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 826 | 
                        Textile products machine operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 827 | 
                        Food and related products processing machine operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 828 | 
                        Assemblers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 829 | 
                        Other stationary machine operators and assemblers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 831 | 
                        Railway engine drivers and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 832 | 
                        Motor vehicle drivers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 833 | 
                        Agricultural, earthmoving, lifting and other mobile materials-handling equipment operators  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 834 | 
                        Ships' deck crews and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 911 | 
                        Street vendors and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 912 | 
                        Shoe cleaning and other street services elementary occupations  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 913 | 
                        Domestic helpers and cleaners and related workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 914 | 
                        Building caretakers and window cleaners  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 915 | 
                        Messenger, watchers and security workers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 916 | 
                        Garbage collectors and related labourers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 921 | 
                        Agricultural, fishery and related labourers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 931 | 
                        Mining and construction labourers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 932 | 
                        Manufacturing labourers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 933 | 
                        Transport labourers  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 998 | 
                        Unknown  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 999 | 
                        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.