| 01 | Engineering ServicesNAICS 541330 | $42B | $40B | +5% | ▲ 1 |
| 02 | Pharmaceutical Preparation ManufacturingNAICS 325412 | $38B | $22.1B | +71% | ▲ 7 |
| 03 | Aircraft ManufacturingNAICS 336411 | $37.2B | $40.7B | −8% | ▼ 2 |
| 04 | Direct Health and Medical Insurance CarriersNAICS 524114 | $37.1B | $26.9B | +38% | ▲ 2 |
| 05 | Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)NAICS 541715 | $35.9B | $29.7B | +21% | ▼ 1 |
| 06 | Facilities Support ServicesNAICS 561210 | $34.9B | $32.8B | +7% | ▼ 3 |
| 07 | Computer Systems Design ServicesNAICS 541512 | $30.5B | $27.3B | +12% | ▼ 2 |
| 08 | Commercial and Institutional Building ConstructionNAICS 236220 | $28.9B | $23B | +26% | ▼ 1 |
| 09 | Other Computer Related ServicesNAICS 541519 | $23.5B | $22.5B | +4% | ▼ 1 |
| 10 | Ship Building and RepairingNAICS 336611 | $22.3B | $20.7B | +7% | same |
| 11 | Guided Missile and Space Vehicle ManufacturingNAICS 336414 | $22.2B | $18.4B | +21% | ▲ 1 |
| 12 | Other Aircraft Parts and Auxiliary Equipment ManufacturingNAICS 336413 | $14.5B | $14B | +4% | ▲ 2 |
| 13 | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument ManufacturingNAICS 334511 | $14.1B | $13.4B | +5% | ▲ 3 |
| 14 | Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)NAICS 541712 | $13.8B | $16.1B | −14% | ▼ 1 |
| 15 | Petroleum RefineriesNAICS 324110 | $13.7B | $6.5B | +112% | ▲ 8 |
| 16 | Administrative Management and General Management Consulting ServicesNAICS 541611 | $13B | $13.4B | −3% | ▼ 1 |
| 17 | All Other Professional, Scientific, and Technical ServicesNAICS 541990 | $11.8B | $10.9B | +8% | same |
| 18 | Aircraft Engine and Engine Parts ManufacturingNAICS 336412 | $11.1B | $7.3B | +53% | ▲ 2 |
| 19 | Research and Development in the Physical, Engineering, and Life SciencesNAICS 541710 | $9.4B | $8.5B | +11% | same |
| 20 | Custom Computer Programming ServicesNAICS 541511 | $9.2B | $8.7B | +6% | ▼ 2 |
| 21 | Other Heavy and Civil Engineering ConstructionNAICS 237990 | $9.2B | $6.7B | +38% | same |
| 22 | Other Support Activities for Air TransportationNAICS 488190 | $6.9B | $6.6B | +4% | same |
| 23 | Military Armored Vehicle, Tank, and Tank Component ManufacturingNAICS 336992 | $6.6B | $5.4B | +21% | ▲ 2 |
| 24 | Remediation ServicesNAICS 562910 | $6.1B | $4.8B | +26% | ▲ 3 |
| 25 | In-Vitro Diagnostic Substance ManufacturingNAICS 325413 | $5.2B | $2.1B | +152% | ▲ 21 |
| 26 | Security Guards and Patrol ServicesNAICS 561612 | $5.2B | $5.1B | +2% | same |
| 27 | Software PublishersNAICS 511210 | $4.8B | $3.8B | +26% | ▲ 2 |
| 28 | Medicinal and Botanical ManufacturingNAICS 325411 | $4.5B | $4.1B | +10% | same |
| 29 | Nonscheduled Chartered Freight Air TransportationNAICS 481212 | $3.9B | $2.8B | +39% | ▲ 8 |
| 30 | Ammunition (except Small Arms) ManufacturingNAICS 332993 | $3.9B | $3.8B | +3% | ▲ 2 |
| 31 | Electronic Computer ManufacturingNAICS 334111 | $3.8B | $3.8B | +1% | ▼ 1 |
| 32 | Radio and Television Broadcasting and Wireless Communications Equipment ManufacturingNAICS 334220 | $3.7B | $3.7B | 0% | ▲ 1 |
| 33 | Computer Facilities Management ServicesNAICS 541513 | $3.3B | $3.1B | +8% | ▲ 3 |
| 34 | Biological Product (except Diagnostic) ManufacturingNAICS 325414 | $3.2B | $20.4B | −84% | ▼ 23 |
| 35 | Emergency and Other Relief ServicesNAICS 624230 | $3.1B | $3.8B | −19% | ▼ 4 |
| 36 | All Other Miscellaneous ManufacturingNAICS 339999 | $3B | $1.9B | +57% | ▲ 17 |
| 37 | Offices of Physicians (except Mental Health Specialists)NAICS 621111 | $2.9B | $5.7B | −49% | ▼ 13 |
| 38 | Research and Development in Biotechnology (except Nanobiotechnology)NAICS 541714 | $2.8B | $2.6B | +10% | ▲ 2 |
| 39 | Wired Telecommunications CarriersNAICS 517110 | $2.7B | $2.4B | +12% | ▲ 2 |
| 40 | Deep Sea Freight TransportationNAICS 483111 | $2.6B | $2.3B | +14% | ▲ 4 |
| 41 | Computing Infrastructure Providers, Data Processing, Web Hosting, and Related ServicesNAICS 518210 | $2.6B | $2.7B | −6% | ▼ 3 |
| 42 | Power Boiler and Heat Exchanger ManufacturingNAICS 332410 | $2.5B | $3.1B | −21% | ▼ 7 |
| 43 | Nonscheduled Chartered Passenger Air TransportationNAICS 481211 | $2.4B | $2B | +17% | ▲ 6 |
| 44 | Other Electronic and Precision Equipment Repair and MaintenanceNAICS 811219 | $2.2B | $2.1B | +8% | ▲ 3 |
| 45 | Nonferrous Metal (except Aluminum) Smelting and RefiningNAICS 331410 | $2.2B | $2B | +10% | ▲ 6 |
| 46 | Other Communications Equipment ManufacturingNAICS 334290 | $2.1B | $2.1B | +4% | ▲ 2 |
| 47 | Highway, Street, and Bridge ConstructionNAICS 237310 | $2.1B | $1.9B | +12% | ▲ 7 |
| 48 | Service Establishment Equipment and Supplies Merchant WholesalersNAICS 423850 | $2.1B | $2.2B | −4% | ▼ 3 |
| 49 | Other Scientific and Technical Consulting ServicesNAICS 541690 | $2.1B | $1.9B | +10% | ▲ 6 |
| 50 | Janitorial ServicesNAICS 561720 | $2B | $1.9B | +6% | ▲ 6 |
| 51 | Hazardous Waste Treatment and DisposalNAICS 562211 | $2B | $2.4B | −17% | ▼ 9 |
| 52 | Drugs and Druggists' Sundries Merchant WholesalersNAICS 424210 | $1.8B | $1.7B | +2% | ▲ 6 |
| 53 | Process, Physical Distribution, and Logistics Consulting ServicesNAICS 541614 | $1.8B | $1.4B | +30% | ▲ 14 |
| 54 | Medical LaboratoriesNAICS 621511 | $1.7B | $2.6B | −34% | ▼ 15 |
| 55 | Medical, Dental, and Hospital Equipment and Supplies Merchant WholesalersNAICS 423450 | $1.7B | $2B | −15% | ▼ 5 |
| 56 | All Other Miscellaneous Food ManufacturingNAICS 311999 | $1.6B | $3.2B | −50% | ▼ 22 |
| 57 | Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment ManufacturingNAICS 336419 | $1.6B | $1.5B | +6% | ▲ 6 |
| 58 | Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and ExtrudingNAICS 331491 | $1.6B | $1.8B | −11% | ▼ 1 |
| 59 | General Medical and Surgical HospitalsNAICS 622110 | $1.5B | $1.5B | 0% | ▲ 3 |
| 60 | Advertising AgenciesNAICS 541810 | $1.5B | $1.4B | +8% | ▲ 6 |
| 61 | All Other Support ServicesNAICS 561990 | $1.5B | $1.7B | −14% | ▼ 2 |
| 62 | Commercial BakeriesNAICS 311812 | $1.5B | $1.3B | +9% | ▲ 6 |
| 63 | Other Technical and Trade SchoolsNAICS 611519 | $1.4B | $1.4B | −4% | ▲ 2 |
| 64 | Child and Youth ServicesNAICS 624110 | $1.4B | $486.2M | +180% | ▲ 69 |
| 65 | Surgical Appliance and Supplies ManufacturingNAICS 339113 | $1.3B | $2B | −35% | ▼ 13 |
| 66 | Automobile ManufacturingNAICS 336111 | $1.3B | $1.2B | +4% | ▲ 3 |
| 67 | Research and Development in the Social Sciences and HumanitiesNAICS 541720 | $1.3B | $1.1B | +14% | ▲ 8 |
| 68 | Temporary Help ServicesNAICS 561320 | $1.3B | $1.2B | +8% | ▲ 2 |
| 69 | Surgical and Medical Instrument ManufacturingNAICS 339112 | $1.2B | $2.3B | −48% | ▼ 26 |
| 70 | Other Activities Related to Credit IntermediationNAICS 522390 | $1.2B | $1.1B | +6% | ▲ 2 |
| 71 | Offices of Certified Public AccountantsNAICS 541211 | $1.2B | $1B | +12% | ▲ 7 |
| 72 | Environmental Consulting ServicesNAICS 541620 | $1.2B | $1B | +11% | ▲ 7 |
| 73 | Analytical Laboratory Instrument ManufacturingNAICS 334516 | $1.1B | $1.4B | −21% | ▼ 9 |
| 74 | Food Service ContractorsNAICS 722310 | $1.1B | $1.2B | −3% | ▼ 3 |
| 75 | Satellite TelecommunicationsNAICS 517410 | $1.1B | $1.1B | −4% | ▼ 2 |
| 76 | Support Activities for ForestryNAICS 115310 | $1B | $833.3M | +25% | ▲ 14 |
| 77 | All Other TelecommunicationsNAICS 517919 | $1B | $972.9M | +7% | ▲ 5 |
| 78 | Plumbing, Heating, and Air-Conditioning ContractorsNAICS 238220 | $1B | $850.7M | +22% | ▲ 9 |
| 79 | All Other Miscellaneous Ambulatory Health Care ServicesNAICS 621999 | $1B | $437.2M | +136% | ▲ 63 |
| 80 | Research and Development in BiotechnologyNAICS 541711 | $988.2M | $1.7B | −43% | ▼ 20 |
| 81 | Professional and Management Development TrainingNAICS 611430 | $983.3M | $1B | −5% | ▼ 1 |
| 82 | Electric Power DistributionNAICS 221122 | $981.7M | $742.7M | +32% | ▲ 17 |
| 83 | Small Arms, Ordnance, and Ordnance Accessories ManufacturingNAICS 332994 | $975M | $860.3M | +13% | ▲ 3 |
| 84 | Other Electronic Component ManufacturingNAICS 334419 | $952.7M | $842M | +13% | ▲ 4 |
| 85 | Office Administrative ServicesNAICS 561110 | $918.1M | $769.7M | +19% | ▲ 12 |
| 86 | Other Management Consulting ServicesNAICS 541618 | $913.3M | $526.3M | +74% | ▲ 38 |
| 87 | Water and Sewer Line and Related Structures ConstructionNAICS 237110 | $889M | $534.9M | +66% | ▲ 36 |
| 88 | Other Commercial and Service Industry Machinery ManufacturingNAICS 333318 | $867.2M | $1.1B | −21% | ▼ 12 |
| 89 | Telemarketing Bureaus and Other Contact CentersNAICS 561422 | $860.3M | $1.1B | −23% | ▼ 15 |
| 90 | Human Resources Consulting ServicesNAICS 541612 | $860.1M | $778.3M | +11% | ▲ 6 |
| 91 | Other Warehousing and StorageNAICS 493190 | $856.2M | $552.3M | +55% | ▲ 29 |
| 92 | Architectural ServicesNAICS 541310 | $853.2M | $872.5M | −2% | ▼ 7 |
| 93 | Electrical Contractors and Other Wiring Installation ContractorsNAICS 238210 | $852.9M | $792.1M | +8% | ▲ 1 |
| 94 | Flight TrainingNAICS 611512 | $847.3M | $785.8M | +8% | ▲ 1 |
| 95 | Nursing Care Facilities (Skilled Nursing Facilities)NAICS 623110 | $834M | $951.7M | −12% | ▼ 12 |
| 96 | Fruit and Vegetable CanningNAICS 311421 | $818.6M | $678.7M | +21% | ▲ 8 |
| 97 | Optical Instrument and Lens ManufacturingNAICS 333314 | $812.8M | $627.8M | +29% | ▲ 13 |
| 98 | Other Measuring and Controlling Device ManufacturingNAICS 334519 | $787.6M | $890.2M | −12% | ▼ 14 |
| 99 | Small Arms Ammunition ManufacturingNAICS 332992 | $777.4M | $703M | +11% | ▲ 2 |
| 100 | All Other Specialty Trade ContractorsNAICS 238990 | $746M | $827.1M | −10% | ▼ 9 |