"The North American Industry Classification System (NAICS) is the standard used by Federal statistical agencies in classifying business establishments." - U.S. Census Bureau
Adopted in 1997, NAICS replaced the Standard Industrial Classification (SIC) system. However you will commonly see SIC codes still listed.
Search by industry name, NAICS code, or browse to find reports. Navigate report using side menu.
MarketLine reports - In Business Source, search for industry name. Limit by Source Type: Industry Profiles, Publisher: marketline.