| R4 — PROFESSIONAL SERVICES | $239.9B | 22,844 |
| Y1 — CONSTRUCTION OF BUILDINGS | $163.8B | 8,554 |
| Q2 — GENERAL HEALTH CARE SERVICES | $131.3B | 1,435 |
| 15 — AEROSPACE CRAFT AND STRUCTURAL COMPONENTS | $121.6B | 1,724 |
| 65 — MEDICAL/DENTAL/VETERINARY EQPT/SUPP | $100.0B | 5,276 |
| 14 — GUIDED MISSLES | $100.0B | 549 |
| DA — IT AND TELECOM - APLLICATIONS | $98.5B | 8,381 |
| AC — C – National Defense R&D Services | $95.3B | 10,314 |
| J0 — MAINT, REPAIR, REBUILD OF EQUIPMENT | $76.1B | 6,143 |
| Z2 — MAINT, ALTER, REPAIR NONBUILDINGS | $55.5B | 9,576 |
| 19 — SHIPS, SMALL CRAFT, PONTOON, DOCKS | $55.1B | 515 |
| 58 — COMM/DETECT/COHERENT RADIATION | $55.1B | 3,539 |
| R7 — MANAGEMENT SUPPORT SERVICES | $54.3B | 4,768 |
| G0 — SOCIAL SERVICES | $48.3B | 1,147 |
| 91 — FUELS, LUBRICANTS, OILS, WAXES | $46.0B | 6,957 |
| S2 — HOUSEKEEPING SERVICES | $44.2B | 5,966 |
| V1 — TRANSPORTATION OF THINGS | $37.1B | 3,631 |
| 13 — AMMUNITION AND EXPLOSIVES | $36.4B | 1,168 |
| Q4 — NURSING, NURSING HOME, EVAL/SCREEN | $30.4B | 1,652 |
| 16 — AEROSPACE CRAFT COMPONENTS AND ACCESSORIES | $29.5B | 2,648 |
| Z1 — MAINT, ALTER, REPAIR BUILDINGS | $28.3B | 4,399 |
| 28 — ENGINES AND TURBINES AND COMPONENT | $27.1B | 1,491 |
| 23 — MOTOR VEHICLES, CYCLES, TRAILERS | $27.0B | 979 |
| 7A — IT AND TELECOM - APLLICATIONS | $26.9B | 4,245 |
| M1 — OPERATE GOVT OWNED BUILDINGS | $24.8B | 1,623 |
| 89 — SUBSISTENCE | $23.1B | 5,353 |
| 42 — FIRE/RESCUE/SAFETY; ENVIRO PROTECT | $22.9B | 5,632 |
| R6 — ADMINISTRATIVE SUPPORT SERVICES | $21.5B | 2,488 |
| AN — N – Health R&D Services | $18.7B | 1,605 |
| DF — IT AND TELECOM - IT MANAGEMENT | $18.2B | 1,831 |
| J9 — NON-NUCLEAR SHIP REPAIR | $17.9B | 1,852 |
| C2 — ARCH-ENG SVCS - GENERAL | $17.5B | 4,560 |
| DG — IT AND TELECOM - NETWORK | $16.5B | 1,596 |
| 96 — ORES, MINERALS AND PRIMARY PRODUCTS | $14.5B | 2,862 |
| U0 — EDUCATION AND TRAINING SERVICES | $14.5B | 2,014 |
| F9 — NATURAL RESOURCES - OTHER SVCS | $12.0B | 858 |
| 12 — FIRE CONTROL EQPT. | $11.8B | 376 |
| 66 — INSTRUMENTS AND LABORATORY EQPT | $10.9B | 1,750 |
| K0 — MODIFICATION OF EQUIPMENT | $10.6B | 547 |
| Q9 — OTHER MEDICAL SERVICES | $10.5B | 926 |
| AR — Space R&D Services | $10.3B | 531 |
| AJ — General Science and Technology R&D Services | $10.1B | 1,948 |
| 7G — IT AND TELECOM - NETWORK | $9.9B | 1,180 |
| V2 — TRAVEL, LODGING, RECRUITMENT SVCS | $9.8B | 2,142 |
| DE — IT AND TELECOM - END USER | $9.5B | 987 |
| B5 — SPECIAL STUDIES - NOT R and D | $9.4B | 1,502 |
| L0 — TECHNICAL REPRESENTATIVE SERVICES | $9.1B | 651 |
| 84 — CLOTHING, INDIVIDUAL EQUIPMENT, INSIGNA, AND JEWELRY | $9.1B | 2,470 |
| N0 — INSTALLATION OF EQUIPMENT | $8.6B | 1,280 |
| 7B — IT AND TELECOM - COMPUTE | $8.5B | 1,883 |
| 59 — ELECTRICAL/ELECTRONIC EQPT COMPNTS | $8.3B | 1,679 |
| 7E — IT AND TELECOM - END USER | $8.2B | 1,446 |
| DD — IT AND TELECOM - DELIVERY | $7.9B | 714 |
| 53 — HARDWARE AND ABRASIVES | $7.7B | 375 |
| DJ — IT AND TELECOM - SECURITY AND COMPLIANCE | $7.7B | 1,005 |
| C1 — ARCH-ENG SVCS - CONSTRUCTION | $7.5B | 1,489 |
| F1 — ENVIRONMENTAL SYSTEMS PROTECTION | $7.2B | 1,189 |
| 10 — WEAPONS | $6.9B | 662 |
| DB — IT AND TELECOM - COMPUTE | $6.0B | 531 |
| DC — IT AND TELECOM - DATA CENTER | $5.7B | 344 |
| S1 — UTILITIES | $5.6B | 1,045 |
| 69 — TRAINING AIDS AND DEVICES | $5.5B | 459 |
| Q5 — MEDICAL, DENTAL, AND SURGICAL SVCS | $5.1B | 1,115 |
| F0 — NATURAL RESOURCE CONSERVERVAT SVCS | $4.5B | 1,234 |
| W0 — LEASE OR RENTAL OF EQUIPMENT | $4.5B | 682 |
| 68 — CHEMICALS AND CHEMICAL PRODUCTS | $4.5B | 316 |
| DH — IT AND TELECOM - PLATFORM | $4.2B | 415 |
| 61 — ELECTRIC WIRE, POWER DISTRIB EQPT | $4.2B | 941 |
| 25 — VEHICULAR EQUIPMENT COMPONENTS | $3.7B | 500 |
| 7C — IT AND TELECOM - DATA CENTER | $3.5B | 587 |
| Q3 — LABORATORY TESTING SERVICES | $3.3B | 530 |
| 29 — ENGINE ACCESSORIES | $2.9B | 369 |
| 38 — CONSTRUCT/MINE/EXCAVATE/HIGHWY EQPT | $2.9B | 679 |
| 7F — IT AND TELECOM - IT MANAGEMENT | $2.6B | 369 |
| 49 — MAINT/REPAIR SHOP EQPT | $2.3B | 424 |
| 95 — METAL BARS, SHEETS, SHAPES | $2.3B | 196 |
| 63 — ALARM, SIGNAL, SECURITY DETECTION | $2.3B | 331 |
| H1 — QUALITY CONTROL SERVICES | $2.2B | 166 |
| 54 — PREFAB STRUCTURES/SCAFFOLDING | $2.1B | 299 |
| 17 — AEROSPACE CRAFT LAUNCHING, LANDING, GROUND HANDLING AND SERVICING EQUIPMENT | $2.0B | 210 |
| 36 — SPECIAL INDUSTRY MACHINERY | $1.9B | 275 |
| 7H — IT AND TELECOM - PLATFORM | $1.8B | 166 |
| H2 — EQUIPMENT AND MATERIALS TESTING | $1.6B | 169 |
| 20 — SHIP AND MARINE EQUIPMENT | $1.5B | 384 |
| 7J — IT AND TELECOM - SECURITY AND COMPLIANCE | $1.5B | 258 |
| DK — IT AND TELECOM - STORAGE | $1.5B | 144 |
| 71 — FURNITURE | $1.4B | 590 |
| 93 — NONMETALLIC FABRICATED MATERIALS | $1.3B | 167 |
| AS — Transportation R&D Services | $1.3B | 213 |
| H9 — OTHER QUALITY, TEST, INSPECT SVCS | $1.3B | 125 |
| Q7 — SPECIALIZED TECHNICAL/ MEDICAL SUPPORT | $1.3B | 145 |
| 56 — CONSTRUCTION AND BUILDING MATERIAL | $1.2B | 403 |
| 7K — IT AND TELECOM - STORAGE | $1.2B | 346 |
| 83 — TEXTILE/LEATHER/FUR; TENT; FLAG | $1.1B | 324 |
| 39 — MATERIALS HANDLING EQPT | $1.1B | 260 |
| 81 — CONTAINERS/PACKAGING/PACKING SUPPL | $1.1B | 315 |
| X1 — LEASE/RENTAL OF BUILDINGS | $1.0B | 256 |
| V9 — OTHER TRANSPORT, TRAVEL, RELOCAT SV | $955.9M | 124 |
| 76 — BOOKS, MAPS, OTHER PUBLICATIONS | $944.5M | 231 |
| 41 — REFRIG, AIR CONDIT/CIRCULAT EQPT | $941.6M | 215 |
| 34 — METALWORKING MACHINERY | $870.9M | 249 |
| 43 — PUMPS AND COMPRESSORS | $754.3M | 223 |
| 7D — IT AND TELECOM - DELIVERY | $715.8M | 158 |
| 48 — VALVES | $682.3M | 258 |
| M2 — OPERATION OF SHIPS, SMALL CRAFTS, PONTOONS AND FLOATING DOCKS | $556.1M | 189 |
| E1 — PURCHASE BUILDINGS | $543.9M | 43 |
| 44 — FURNACE/STEAM/DRYING; NUCL REACTOR | $502.9M | 59 |
| Q1 — DEPENDENT MEDICARE SERVICES | $495.6M | 18 |
| T0 — PHOTOGR, MAPPING, PRINTING, PUBLISH | $472.7M | 155 |
| H3 — INSPECTION SERVICES | $456.4M | 99 |
| AH — Natural Resources and Environment R&D Services | $429.8M | 81 |
| Q8 — CLERICAL MEDICAL SUPPORT | $413.1M | 109 |
| 99 — MISCELLANEOUS | $401.4M | 123 |
| 51 — HAND TOOLS | $390.3M | 158 |
| 30 — MECHANICAL POWER TRANSMISSION EQPT | $386.2M | 137 |
| P4 — DEMOLITION OF BUILDINGS | $348.3M | 102 |
| AF — Education, Training, Employment, and Social Services R&D Services | $348.2M | 124 |
| 75 — OFFICE SUPPLIES AND DEVICES | $343.2M | 123 |
| Q6 — CERTIFIED MEDICAL SUPPORT | $313.9M | 64 |
| 72 — HOUSEHOLD/COMMERC FURNISH/APPLIANCE | $282.5M | 120 |
| P5 — DEMOLITION OF NONBUILDING FACILITY | $275.0M | 55 |
| 47 — PIPE, TUBING, HOSE, AND FITTINGS | $263.4M | 64 |
| 62 — LIGHTING FIXTURES, LAMPS | $252.4M | 86 |
| 60 — FIBER OPTIC | $246.1M | 17 |
| 26 — TIRES AND TUBES | $234.5M | 101 |
| 31 — BEARINGS | $233.4M | 97 |
| 67 — PHOTOGRAPHIC EQPT | $208.2M | 56 |
| 94 — NONMETALLIC CRUDE MATERIALS | $205.6M | 12 |
| P3 — SALVAGE OF MARINE VESSELS | $179.6M | 32 |
| AB — Community and Regional Development R&D Services | $179.1M | 32 |
| V3 — RELOCATION OR TRAVEL AGENT SERVICES | $168.2M | 41 |
| 46 — WATER PURIFICATION/SEWAGE TREATMENT | $164.4M | 57 |
| 24 — TRACTORS | $138.5M | 13 |
| 45 — PLUMBING, HEATING, WASTE DISPOSAL | $117.2M | 36 |
| 88 — LIVE ANIMALS | $104.0M | 37 |
| AG — Energy R&D Services | $96.0M | 36 |
| 22 — RAILWAY EQUIPMENT | $86.8M | 24 |
| 74 — OFFICE MACH/TEXT PROCESS/VISIB REC | $80.4M | 22 |
| AA — AGRICULTURE R&D SERVICES | $78.7M | 15 |
| V0 — MOTOR POOL OR PACKING/CRATING | $70.1M | 24 |
| 87 — AGRICULTURAL SUPPLIES | $70.1M | 36 |
| 80 — BRUSHES, PAINTS, SEALERS, ADHESIVES | $69.7M | 28 |
| 73 — FOOD PREPARATION/SERVING EQPT | $65.0M | 37 |
| 40 — ROPE, CABLE, CHAIN, FITTINGS | $62.3M | 28 |
| 77 — MUSICAL INST/PHONOGRAPH/HOME RADIO | $56.2M | 4 |
| 11 — NUCLEAR ORDNANCE | $41.1M | 9 |
| 35 — SERVICE AND TRADE EQPT | $36.7M | 11 |
| P9 — OTHER SALVAGE SERVICES | $29.3M | 12 |
| P2 — SALVAGE OF AIRCRAFT | $25.8M | 6 |
| 78 — RECREATIONAL/ATHLETIC EQPT | $24.6M | 11 |
| 52 — MEASURING TOOLS | $18.7M | 7 |
| 79 — CLEANING EQPT AND SUPPLIES | $13.4M | 2 |
| P1 — DISPOSAL OF EXCESS/SURPLUS PROPERTY | $12.8M | 5 |
| AK — Commerce and Housing Credit R&D Services | $7.5M | 4 |
| 37 — AGRICULTURAL MACHINERY AND EQPT | $7.4M | 5 |
| AL — Income Security R&D Services | $5.8M | 3 |
| 85 — TOILETRIES | $5.3M | 3 |
| AM — International Affairs R&D Services | $3.7M | 3 |
| 32 — WOODWORKING MACHINERY AND EQPT | $2.7M | 2 |
| 55 — LUMBER, MILLWORK, PLYWOOD, VENEER | $2.3M | 2 |