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 4237, Hardware, and plumbing and heating equipment and supplies merchant wholesalers, is comparable between 2007 and 2002.
2002 NAICS 4237, Hardware, and plumbing and heating equipment and supplies merchant wholesalers, is not comparable to 1997 NAICS 4217 , & plumbing & heating equipment & supplies whsle. See the Bridge Between 2002 NAICS and 1997 NAICS for changes to constituent industries.
For comparisons with data before 1997, see the Bridge Between 1997 NAICS and 1987 SIC.
Comparable statistics are not available between 1997 and 2002.