Source: Sommers J. Employer-sponsored health insurance for small employers in the private sector, by industry classification: 2002; Employer-sponsored health insurance for large employers in the private sector, by industry classification: 2002. Rockville (MD): Agency for Healthcare Research and Quality; 2003. Statistical Briefs 46 and 47. Web site: http://www.meps.ahrq.gov/mepsweb/data_files/publications/st46/stat46.pdf and http://www.meps.ahrq.gov/mepsweb/data_files/publications/st47/stat47.pdf (PDF Help). Accessed Aug. 4, 2004.