2002 and earlier Economic Censuses
The economic census is conducted every 5 years. The button at the right provides links to all tables for this industry from the 2002 Economic Census in the American FactFinder (AFF) system. For earlier statistics, see the discussion in historical data from the economic census.
NAICS 54171, Research and development in the physical, engineering, and life sciences, is comparable between 2007 and 2002. For changes to constituent industries, see the NAICS correspondence tables and the Bridge Between 2007 NAICS and 2002 NAICS: Table 1 and Table 2.
2002 NAICS 54171, Research and development in the physical, engineering, and life sciences, is comparable between 2002 and 1997.
For comparisons with data before 1997, see the Bridge Between 1997 NAICS and 1987 SIC.
|1997 NAICS Description||Year||Establishments||Receipts ($1,000)||Annual payroll ($1,000)||Paid employees|
|54171||R&D in the physical, engineering, & life sciences||2002||13,140||60,807,261||39,987,983||560,874|