0 - MISCELLANEOUS OCCUPATIONS GROUP
100 - SOCIAL SCIENCE, PSYCHOLOGY, AND WELFARE
200 - HUMAN RESOURCES MANAGEMENT
300 - GENERAL ADMINISTRATIVE, CLERICAL, AND OFFICE SERVICES
400 - NATURAL RESOURCES MANAGEMENT AND BIOLOGICAL SCIENCES
500 - ACCOUNTING AND BUDGET GROUP
600 - MEDICAL, HOSPITAL, DENTAL, AND PUBLIC HEALTH
700 - VETERINARY MEDICAL SCIENCE
800 - ENGINEERING AND ARCHITECTURE GROUP
900 - LEGAL AND KINDRED
1000 - INFORMATION AND ARTS
1100 - BUSINESS AND INDUSTRY
1200 - COPYRIGHT, PATENT, AND TRADEMARK
1300 - PHYSICAL SCIENCES
1400 - LIBRARY AND ARCHIVES
1500 - MATHEMATICAL SCIENCES
1600 - EQUIPMENT, FACILITIES, AND SERVICES
1700 - EDUCATION GROUP
1800 - INSPECTION, INVESTIGATION, ENFORCEMENT, AND COMPLIANCE
1900 - QUALITY ASSURANCE, INSPECTION, AND GRADING
2000 - SUPPLY
2100 - TRANSPORTATION
2200 - INFORMATION TECHNOLOGY
2500 - WIRE COMMUNICATIONS EQUIPMENT INSTALLATION AND MAINTENANCE OPERATION
2600 - ELECTRONIC EQUIPMENT INSTALLATION AND MAINTENANCE
2800 - ELECTRICAL INSTALLATION AND MAINTENANCE
3100 - FABRIC AND LEATHER WORK
3300 - INSTRUMENT WORK
3400 - MACHINE TOOL
3500 - GENERAL SERVICES AND SUPPORT WORK
3600 - STRUCTURAL AND FINISHING WORK
3700 - METAL PROCESSING
3800 - METAL WORK
3900 - MOTION PICTURE, RADIO, TELEVISION, AND SOUND EQUIPMENT
4000 - LENS AND CRYSTAL WORK
4100 - PAINTING AND PAPERHANGING
4200 - PLUMBING AND PIPEFITTING
4300 - PLIABLE MATERIALS WORK
4400 - PRINTING
4600 - WOOD WORK
4700 - GENERAL MAINTENANCE AND OPERATIONS WORK
4800 - GENERAL EQUIPMENT MAINTENANCE
5000 - PLANT AND ANIMAL WORK
5200 - MISCELLANEOUS OCCUPATIONS FAMILY
5300 - INDUSTRIAL EQUIPMENT MAINTENANCE
5400 - INDUSTRIAL EQUIPMENT OPERATION
5700 - TRANSPORTATION/MOBILE EQUIPMENT OPERATION
5800 - TRANSPORTATION/MOBILE EQUIPMENT MAINTENANCE
6500 - AMMUNITION, EXPLOSIVES, AND TOXIC MATERIALS WORK
6600 - ARMAMENT WORK
6900 - WAREHOUSING AND STOCK HANDLING
7000 - PACKING AND PROCESSING
7300 - LAUNDRY, DRY CLEANING, AND PRESSING
7400 - FOOD PREPARATION AND SERVING
7600 - PERSONAL SERVICES
8200 - FLUID SYSTEMS MAINTENANCE
8600 - ENGINE OVERHAUL
8800 - AIRCRAFT OVERHAUL
9900 - FILM PROCESSING