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With the release of the January 2008 data on March 11, 2008, the CES State and area Nonfarm Payroll series converted to the 2007 North American Industry Classification System (NAICS). A limited number of historical time series have been reconstructed as part of the NAICS 2007 conversion process.
Visit the BLS NAICS page for more information about implementing NAICS at BLS.
Last Modified Date: March 12, 2018