0. NIU (not in universe)
1100. Architects and urbanists
1101. Civil and construction engineers
1102. Mining, metallurgic, and petroleum engineers
1103. Topographic, hydrologic, geologic, and geodesic engineers
1104. Chemical, industrial, and mechanical engineers
1105. Electrical, electronic, informatics, and telecommunications engineers
1106. Biomedical engineers
1109. Other professionals who perform an occupation related to this subgroup
1110. Physicists and astronomers
1111. Mathematicians, statisticians, and adjusters
1119. Other professionals who perform an occupation related to this subgroup
1120. Chemists
1121. Pharmacists
1129. Other professionals who perform an occupation related to this subgroup
1130. General doctors and specialists
1131. Nursing professionals
1132. Dentists
1133. Optometry professionals
1134. Nutrition professionals
1139. Other professionals who perform an occupation related to this subgroup
1140. Biologists
1141. Ecologists and professionals in atmospheric sciences
1142. Professionals in ocean sciences and oceanographers
1149. Other professionals who perform an occupation related to this subgroup
1150. Agronomists
1151. Veterinarians and zoo technicians
1152. Forestry professionals
1153. Fishing and aquaculture professionals
1159. Other professionals who perform an occupation related to this subgroup
1160. Lawyers
1161. Sociologists and demographers
1162. Professionals in political sciences and public administration
1163. Anthropologists, archeologists, and historians
1164. Psychologists
1165. Professionals in philosophy and letters
1166. Educators
1167. Professionals in communication sciences
1168. Geographers
1169. Other professionals who perform an occupation related to this subgroup
1170. Economists
1171. Business administrators
1172. Public accountants
1173. Marketing professionals
1174. Professionals in archives, library sciences, and museum studies
1175. Professionals in hotel management and tourism
1179. Other professionals who perform an occupation related to this subgroup
1180. Religious professionals
1190. Other professionals who perform an occupation related to this subgroup
1200. Drawing technicians
1201. Technicians in civil engineering and construction
1202. Technicians in mining, metallurgic, and petroleum engineering
1203. Technicians in topographic, hydrologic, geologic, and geodesic engineering
1204. Technicians in chemical, industrial, and mechanical engineering
1205. Technicians in electrical and electronic engineering, informatics, and telecommunications
1206. Technicians in the operations of television, filming, projection, image and sound recording equipment, and photographers
1209. Other workers who perform an occupation related to this subgroup
1210. Physics technicians
1211. Technicians in mathematics, statistics, and adjusting
1219. Other workers who perform an occupation related to this subgroup
1220. Nurses and technicians in human medicine
1221. Technicians in dentistry and dental mechanics
1222. Technicians in optometry and similar
1223. Technicians in nutrition and dieticians
1229. Other workers who perform an occupation related to this subgroup
1230. Chemical and biological laboratory technicians
1231. Pharmaceutical technicians
1232. Ecology technicians
1239. Other workers who perform an occupation related to this subgroup
1240. Agronomy technicians
1241. Veterinary technicians and zoo technicians
1242. Fishing technicians
1243. Technicians in forestry and forestation
1249. Other workers who perform an occupation related to this subgroup
1250. Technicians in social sciences
1251. Technicians in accounting and finance sciences
1252. Technicians in administrative, hotel, and tourism sciences
1260. Technicians in religious activities
1290. Other workers who perform an occupation related to this subgroup
1300. University professors and professors in other higher education establishments
1310. Professors at preparatory schools and similar
1320. Secondary school professors
1330. Elementary school professors
1331. Literacy teachers
1332. Bilingual professors and educators
1340. Preschool professors
1350. Professors of the mentally handicapped
1351. Professors of the visually impaired and blind
1352. Professors of persons with hearing and language problems
1353. Professors of persons who are physically impaired
1354. Professors of persons with learning disabilities
1359. Other workers who perform an occupation related to this subgroup
1360. Professors and instructors of artistic education
1361. Professors and instructors of commercial and administrative studies
1362. Professors and instructors of foreign languages
1363. Professors, instructors, and trainers in technical education and training applicable in production and services
1364. Professors and instructors in sports activities
1369. Other workers who perform an occupation related to this subgroup
1390. Other workers who perform an occupation related to this subgroup
1400. Writers and critics
1401. Newspaper reporters and writers
1410. Composers and musical arrangers
1411. Singers
1412. Musicians
1413. Actors
1414. Dancers
1419. Other workers who perform an occupation related to this subgroup
1420. Artistic painters and drawers
1421. Sculptors and engravers
1422. Choreographers and scene directors
1423. Decorators and designers
1429. Other workers who perform an occupation related to this subgroup
1430. Directors of artistic productions
1431. Producers and organizers of artistic, cultural, and sports activities
1432. Newscasters, conductors, and editorialists in radio and television
1439. Other workers who perform an occupation related to this subgroup
1440. Sportspersons
1450. Umpires and sports judges
1451. Sports trainers
1460. Animators and announcers
1461. Magicians, clowns, contortionists, circus workers and similar occupations in an establishment
1490. Other workers who perform an occupation related to this subgroup
2100. Higher authorities in government and legislature
2101. Municipal presidents and authorities
2110. Presidents, directors, and general managers in public, decentralized, and parastate institutions and businesses
2111. Presidents, directors, and general managers in private institutions, companies, and businesses
2119. Other workers who perform an occupation related to this subgroup
2120. Directors, managers, and administrators in the health area or health service businesses
2121. Directors, managers, and administrators in the area or business of finance, accounting, human resources, judicial administration
2122. Directors, managers, and administrators in the area or business of commercial enterprise (include the sale of insurance and real estate)
2123. Directors, managers, and administrators in the area or business of communications and transportation
2124. Directors, managers, and administrators in the area or business of industrial manufacturing production, construction, and the services of repair and maintenance
2125. Directors, managers, and administrators in the area or business of education and research
2126. Directors, managers, and administrators in area or business of assistance services and social readapting
2127. Directors, managers, and administrators in the area or business of recreational cultural services, recreation, restaurant, hotels, and other personal services
2128. Directors, managers, and administrators in the area or business in the agricultural, forestry, and fishing sectors
2129. Other workers who perform an occupation related to this subgroup
2130. Directors of political parties
2131. Directors of business organizations
2132. Directors of labor unions
2133. Directors of humanitarian organizations, religious organizations, and civil associations
2139. Other workers who perform an occupation related to this subgroup
2190. Other workers who perform an occupation related to this group
4100. Workers in corn and/or bean crop growing
4101. Workers in cereal crop growing
4102. Workers in cotton and/or henequen crop growing
4103. Workers in horticulture crop growing
4104. Workers in coffee and/or cacao crop growing
4105. Workers in tobacco crop growing
4106. Workers in fruit crop growing
4107. Workers in flower crop growing
4108. Workers in other agricultural crop growing not mentioned above
4109. Other workers who perform an occupation related to this subgroup
4110. Workers in bovine cattle breeding
4111. Workers in pig breeding
4112. Workers in poultry breeding
4113. Workers in goat and sheep breeding
4114. Workers in beekeeping
4115. Workers in equine breeding (horses, donkeys, mules)
4116. Workers in breeding animals for decoration, entertainment and laboratories
4119. Other workers who perform an occupation related to this subgroup
4120. Workers who combine agricultural and cattle raising activities
4130. Lumberjacks, loggers, tree cutters, and similar
4131. Rubber, gum, resin, and similar harvesters
4132. Greenhouse workers
4133. Workers in activities of planting, reforestation, and conservation of forests
4134. Firewood cutters and collectors
4135. Producers of vegetable charcoal
4136. Workers in collection of plants, herbs, and roots not cultivated
4139. Other workers who perform an occupation related to this subgroup
4140. Workers in activities of hunting, trap setting, and similar
4150. Fishermen
4151. Workers in aquaculture activities
4159. Other workers who perform an occupation related to this subgroup
4160. Workers in processing activities of agricultural products
4161. Workers in processing fishing products
4169. Other workers who perform an occupation related to this subgroup
4170. Overseers, farm managers, group supervisors and similar in agricultural activities
4190. Other workers who perform an occupation related to this subgroup
5100. Bosses, coordinators, and similar in the manufacture of foods, beverages, and tobacco products
5101. Supervisors, inspectors, and similar in the manufacture of foods, beverages, and tobacco products
5109. Other workers who perform an occupation related to this subgroup
5110. Bosses, coordinators, and similar in mine, quarry, and well extraction
5111. Supervisors, inspectors, and similar in mine, quarry, and well extraction
5119. Other workers who perform an occupation related to this subgroup
5120. Bosses, coordinators, and similar in the manufacture of textiles, and leather, fur, and similar products
5121. Supervisors, inspectors, and similar in the manufacture of textiles, and leather, fur, and similar products
5129. Other workers who perform an occupation related to this subgroup
5130. Bosses, coordinators, and similar in the manufacture of wood and paper products and printing jobs
5131. Supervisors, inspectors, and similar in the manufacture of wood and paper products and printing jobs
5139. Other workers who perform an occupation related to this subgroup
5140. Bosses, coordinators, and similar in metallurgic manufacturing and the manufacture, repair, and maintenance of machinery and metal products and precision machinery
5141. Supervisors, inspectors, and similar in metallurgic manufacturing and the manufacture, repair, and maintenance of machinery and metal products and precision machinery
5149. Other workers who perform an occupation related to this subgroup
5150. Bosses, coordinators, and similar in the manufacture of products made of ceramic, glass and other non-metal minerals
5151. Supervisors, inspectors, and similar in the manufacture of products made of ceramic, glass and other non-metal minerals
5159. Other workers who perform an occupation related to this subgroup
5160. Bosses, coordinators, contractors, and similar in construction, installation, maintenance, and finishing
5161. Supervisors, inspectors, and similar in construction, installation, maintenance, and finishing
5169. Other workers who perform an occupation related to this subgroup
5170. Bosses, coordinators, and similar in energy generation, installation, repair, and maintenance of electrical equipment and telecommunications
5171. Supervisors, inspectors, and similar in energy generation, installation, repair, and maintenance of electrical equipment and telecommunications
5179. Other workers who perform an occupation related to this subgroup
5180. Bosses, coordinators, and similar in the manufacture of chemicals, petrochemicals, rubber, natural rubber, and plastic
5181. Supervisors, inspectors, and similar in the manufacture of chemicals, petrochemicals, rubber, natural rubber, and plastic
5189. Other workers who perform an occupation related to this subgroup
5190. Other workers who perform an occupation related to this subgroup
5200. Workers in the manufacture of meat and fish products and derivatives
5201. Workers in the manufacture of dairy products
5202. Workers in the manufacture of bread, tortillas, pastries, and other cereal and flour products
5203. Workers in the manufacture of products made of fruits and vegetables
5204. Workers in the manufacture of sugar-based products, chocolate products, and candy
5205. Workers in the manufacture of tobacco products
5206. Workers in the manufacture of alcoholic and non-alcoholic beverages
5207. Workers in the manufacture of oils, fats, salt, and spices
5208. Workers in food preparation
5209. Other workers who perform an occupation related to this subgroup
5210. Miners
5211. Workers in the extraction of quarries, clay, sand, stone, and gravel
5220. Fiber preparers and bobbin winders
5221. Fiber weavers
5222. Tailors, dressmakers, seamstresses who produce complete pieces of clothing made of fabric, leather, fur, and similar
5223. Artisans and manufacturers of products made of cloth, leather, fur, and similar (except clothing)
5224. Hand embroiderers and hand pulled-thread embroiderers
5225. Upholsterers
5226. Skinners, cutters, tanners, and painters of leather, skin, and similar
5227. Shoemakers and similar workers
5228. Pattern makers for cloth, leather, fur, and similar products
5229. Other workers who perform an occupation related to this subgroup
5230. Carpenters, cabinetmakers, varnishers, wood finishers, and similar in the manufacture of wood products
5231. Artisans and factory workers in the manufacture of products made of reeds, sticks, palm, vines, and wicker, except wood
5232. Artisans and factory workers in the manufacture of paper and cardboard products
5233. Printers, linotypes, photo recorders and similar
5234. Photograph and similar developers and printers
5239. Other workers who perform an occupation related to this subgroup
5240. Mold makers, boilermakers, and lathe workers
5241. Welders and oxyfuel cutters
5242. Tinsmiths, metal chrome appliers and painters
5243. Jewelers, goldsmiths, silversmiths, brass smiths, and copper smiths
5244. Locksmiths, metal polishers, and tool sharpeners
5245. Mechanics, adjusters, and workers in maintenance and repair of motor vehicles (airplanes, automobiles, etc.)
5246. Mechanics, adjusters, installers, and maintenance workers for machinery, industrial instruments, and refrigeration equipment
5247. Mechanics, adjusters, installers, and workers for the maintenance and repair of musical instruments (pianos, etc.) and precision instruments (watches, scales, etc.)
5248. Blacksmiths, window bar makers, aluminum workers, and forge workers
5249. Other workers who perform an occupation related to this subgroup
5250. Clay workers and ceramics workers
5251. Workers in the manufacture of cement, limestone, chalk, tile, stone, and brick products
5252. Workers in glass and similar
5253. Workers in the manufacture of products made of bone, shell, coral, and similar
5259. Other workers who perform an occupation related to this subgroup
5260. Construction day laborers
5261. Wide-brush painters
5262. Drywall installers and tapers, plasterers and other workers who cover ceilings and walls
5263. Roofers (installers of beach umbrellas)
5264. Installers of mosaics, tiles, floors, and flagstones
5265. Installers of insulation and controlled climates
5266. Installers of waterproofing materials, glass, wallpaper, carpets, and other construction materials
5267. Plumbers, pipe fitters, and pipe installers
5269. Other workers who perform an occupation related to this subgroup
5270. Electricians and linemen
5271. Installers and repairmen of electronic equipment, electro domestic equipment, and telecommunication equipment
5272. Repairmen of electromechanical equipment
5279. Other workers who perform an occupation related to this subgroup
5280. Workers in the manufacture and repair of rubber, natural rubber, and rubber products and retreading tires
5281. Workers in the manufacture of chemical substances and compounds
5290. Other workers who perform an occupation related to this subgroup
5300. Operators of machinery in the manufacture of meat, fish, and derivatives
5301. Operators of machinery in the manufacture of milk and dairy products
5302. Operators of machinery in the manufacture of bread, tortillas, pastries, and other cereal- and flour-based products
5303. Operators of machinery in the processing of fruits and vegetables
5304. Operators of machinery in the manufacture of sugar, coffee, chocolate, tea, and candy
5305. Operators of machinery in the manufacture of tobacco products
5306. Operators of machinery in the manufacture of alcoholic and non-alcoholic beverages
5307. Operators of machinery in the manufacture of oils, fats, salt, and spices
5309. Other workers who perform an occupation related to this subgroup
5310. Operators of machinery and equipment for extraction in mines and quarries
5311. Operators of machinery and equipment for extraction in oil wells
5312. Operators of machinery and equipment for obtaining water
5319. Other workers who perform an occupation related to this subgroup
5320. Operators of machinery for threading and bobbin winding
5321. Operators of looms and machinery for manufacturing knit fabrics, other fabrics, and carpets
5322. Operators of sewing machines, embroidery machines, and cutting machines for the manufacture of textile products and clothing
5323. Operators of machinery for shoemaking and manufacture of leather, fur, and similar goods (except clothing)
5324. Operators of machinery for whiting, dying, cleaning, and pressing textile, leather, fur, and similar products
5329. Other workers who perform an occupation related to this subgroup
5330. Operators of machinery for the treatment of wood, and the manufacture of plywood and pressed woods
5331. Operators of machinery for the processing of cellulose and the manufacture of paper and similar products
5332. Operators of machinery for the manufacture of wood products and similar (reeds, sticks, palms, wicker, etc.)
5333. Operators of machinery for printing and binding
5334. Operators of machinery for the manufacture of paper and cardboard products
5335. Operators of machinery for developing and printing photographic and similar workers
5339. Other workers who perform an occupation related to this subgroup
5340. Operators of metallurgic ovens, filters, and laminators
5341. Operators of machinery for flattening and thinning metals
5342. Operators of machinery for polishing, galvanizing, and coating metals
5343. Operators of machinery that cuts, perforates, folds, or otherwise shapes metal parts and products
5344. Assemblers and installers of metal tools, machinery, equipment and products
5345. Assemblers and installers of electrical and electronic parts
5349. Other workers who perform an occupation related to this subgroup
5350. Operators of machinery in the manufacture of ceramic products
5351. Operators of machinery in the manufacture of mosaic, tile, and similar products
5352. Operators of machinery in the manufacture of cement, limestone, chalk, and cement products
5353. Operators of machinery in the manufacture of glass and glass products and similar
5359. Other workers who perform an occupation related to this subgroup
5360. Operators of specialized portable construction equipment (perforator, drill, compressor, etc.)
5370. Operators of machinery and installations for electricity generation and distribution
5371. Operators of equipment for pumping, ventilation, and refrigeration
5379. Other workers who perform an occupation related to this subgroup
5380. Operators of machinery for the treatment of chemical substances and water
5381. Operators of machinery and equipment for petroleum and natural gas refining
5382. Operators of machinery for the manufacture of pharmaceutical and cosmetic products
5383. Operators of machinery for the manufacture and assembly of plastic products
5389. Other workers who perform an occupation related to this subgroup
5390. Other workers who perform an occupation related to this subgroup
5400. Assistants, day laborers, and similar in the manufacture of foods, beverages, and tobacco products
5401. Loaders, suppliers, manual packers, and similar in the manufacture of foods, beverages, and tobacco products
5410. Assistants, day laborers, and similar in mine, quarry, and well extraction
5411. Loaders, suppliers, manual packers, and similar in mine, quarry, and well extraction
5420. Assistants, day laborers, and similar in the manufacture of textile, leather, fur, and similar products
5421. Loaders, suppliers, manual packers, and similar in the manufacture of textile, leather, fur, and similar products
5430. Assistants, day laborers, and similar in the manufacture of wood and paper products and printing jobs
5431. Loaders, suppliers, manual packers, and similar in the manufacture of wood and paper products and printing jobs
5440. Assistants, day laborers, and similar in metallurgic manufacturing and the manufacture of machinery and metal products
5441. Loaders, suppliers, manual packers, and similar in metallurgic manufacturing and the manufacture of machinery and metal products
5450. Assistants, day laborers, and similar in the manufacture of products made of ceramic, glass and other non-metal minerals
5451. Loaders, suppliers, manual packers, and similar in the manufacture of products made of ceramic, glass and other non-metal minerals
5460. Assistants, day laborers, and similar in construction
5461. Loaders, suppliers, manual packers, and similar in construction
5470. Assistants, day laborers, and similar in energy generation, electronics, and telecommunications
5480. Assistants, day laborers, and similar in the manufacture of chemicals, petrochemicals, rubber, natural rubber, and plastic
5481. Loaders, suppliers, manual packers, and similar in the manufacture of chemicals, petrochemicals, rubber, natural rubber, and plastic
5490. Other assistants, day laborers, and similar not classified above
5491. Other loaders, suppliers, manual packers, and similar not classified above
5500. Conductors of mobile machinery for agriculture and forestry
5501. Conductors of mobile machinery for construction
5502. Conductors of mobile machinery for merchandize movement
5509. Other workers who perform an occupation related to this subgroup
5510. Railroad transportation conductors (train, metro, and light train)
5511. Railroad transportation conductor's assistants
5520. Conductors of buses, trucks, small buses, and automobiles
5521. Conductors of trucks, small trucks, and automobiles that transport goods
5522. Driver assistants
5529. Other workers who perform an occupation related to this subgroup
5530. Air transportation pilots
5540. Maritime transportation pilots
5541. Machinist officials in maritime transportation
5542. Deck officers
5543. Motor boat, boat, and ship operators
5549. Other workers who perform an occupation related to this subgroup
5550. Conductors of vehicles pulled by humans
5551. Conductors of vehicles pulled by animals (carts, herders)
5590. Other workers who perform an occupation related to this subgroup
6100. Department heads, coordinators, and supervisors in health services and social assistance
6101. Department heads, coordinators, and supervisors in education services
6102. Department heads, coordinators, and supervisors in justice administration services and election processes
6109. Other workers who perform an occupation related to this subgroup
6110. Department heads, coordinators, and supervisors in accounting and finance
6111. Department heads, coordinators, and supervisors in administration, human resources, archives and similar
6120. Department heads, coordinators, and supervisors in communications
6121. Department heads, coordinators, and supervisors in coordination of transportation
6130. Department heads, coordinators, and supervisors in statistical and information services
6131. Department heads, coordinators, and supervisors in engineering services and similar
6132. Department heads, coordinators, and supervisors in social research (history, sociology, psychology, social work, etc.)
6133. Department heads, coordinators, and supervisors in other specialized services
6139. Other workers who perform an occupation related to this subgroup
6140. Department heads, coordinators, and supervisors in infrastructure services (water, electricity, roads, etc.)
6150. Department heads, coordinators, and supervisors in cultural and recreational services
6160. Department heads, coordinators, and supervisors in restaurant, hotel, and commercial services
6170. Department heads, coordinators, and supervisors in agricultural, forestry, and fishing services
6180. Other department heads, coordinators, and supervisors in activities not classified above
6190. Other workers who perform an occupation related to this subgroup
6200. Secretaries
6201. Typists, short-hand takers, stenographers, and copiers
6202. Data entry
6203. Operators of office machinery (copiers, mimeographs, telex, etc.)
6209. Other workers who perform an occupation related to this subgroup
6210. Cashiers, accounts payable clerks, account collectors
6211. Ticket vendors and ticket window employees
6219. Other workers who perform an occupation related to this subgroup
6220. Workers in archives and correspondence
6221. Workers in control of storage and warehouses
6229. Other workers who perform an occupation related to this subgroup
6230. Receptionists and other workers who provide information
6231. Workers in travel agencies
6232. Poll-takers, codifiers, verifiers, and similar
6239. Other workers who perform an occupation related to this subgroup
6240. Telephone operators
6241. Telegraph operators
6249. Other workers who perform an occupation related to this subgroup
6250. Mailmen
6251. Workers in general message services
6259. Other workers who perform an occupation related to this subgroup
6260. Dispatchers, checkers, and similar in transportation operations
6270. Other workers in administrative services not classified above
6290. Other workers who perform an occupation related to this subgroup
7100. Salesmen in establishments
7110. Supervisors and caretakers of commercial businesses
7111. Dispatchers and employees of commercial businesses
7120. Counter workers in stores
7121. Deliverymen
7130. Sales agents, representatives, distributors and suppliers
7131. Real estate agents and workers in real estate rental services (houses, buildings, offices, etc.)
7132. Agents of stocks, bonds, and investments
7133. Insurance agents
7134. Estimators
7135. Auctioneers and public auctioneers
7139. Other workers who perform an occupation related to this subgroup
7190. Other workers who perform an occupation related to this subgroup
7200. Traveling salesmen of newspapers and lottery tickets
7201. Traveling salesmen of diverse articles
7209. Other workers who perform an occupation related to this subgroup
7210. People who prepare and sell food on the public roads
7211. Shoe shines
7212. People who wash cars and take care of cars without an establishment (one the roadside)
7213. Clowns, magicians, and similar who perform on the roadside
7219. Other workers who perform an occupation related to this subgroup
7290. Other workers who perform an occupation related to this subgroup
8100. Restaurateurs (prepare and serve food) in establishments
8101. Bartenders, waiters, room service attendants
8102. Stewardesses and flight attendants
8109. Other workers who perform an occupation related to this subgroup
8110. Launderers
8111. Dyers and pressers
8120. Doormen and concierges in establishments
8121. Elevator operators
8122. Luggage carriers, luggage porters and employees of package and coat checking
8123. Hotel servants, bellhops, and similar
8124. Workers in cleaning offices, schools, hospitals and other establishments
8125. Gardeners
8126. Merchandise loaders and unloaders
8129. Other workers who perform an occupation related to this subgroup
8130. Hairdressers, barbers, stylists, and combers
8131. Make-up artists, manicurists, and pedicurists
8132. Bath workers and massage therapists
8139. Other workers who perform an occupation related to this subgroup
8140. Workers in rental services for moveable goods (automobiles, dishes, machinery, etc.)
8150. Support workers for entertainment, tourism, and sports activities
8151. Workers in personal care and assistance (do not include nurses)
8152. Prostitution workers
8159. Other workers who perform an occupation related to this subgroup
8160. Workers in funeral services and cemeteries
8190. Other workers who perform an occupation related to this subgroup
8200. Workers in domestic services
8201. Persons dedicated to carrying for the elderly, sick, and children in private homes, except nurses
8202. Drivers in private households
8203. Gardeners in private households
8204. Watchmen and doormen in private households
8209. Other workers who perform an occupation related to this subgroup
8290. Other workers who perform an occupation related to this subgroup
8300. Firemen (fire fighters)
8301. Policemen and transit agents
8302. Detectives
8303. Watchmen and guards
8304. Personnel in customs and immigration
8309. Other workers who perform an occupation related to this subgroup
8310. Workers in air forces
8311. Workers in the maritime armed forces (navy)
8312. Workers in the land armed forces (army)
8319. Other workers who perform an occupation related to this subgroup
8390. Other workers who perform an occupation related to this subgroup
9996. Non-identifiable occupations
9999. Unknown