http://www.bls.gov/news.release/archives/ecec_03142012.htm
http://www.bls.gov/news.release/archives/ecec_03142012.pdf
U.S. Department of Labor. Bureau of Labor Statistics. Employer Costs for Employee Compensation News Release. Web. 19 April 2012. <http://www.bls.gov/news.release/archives/ecec_03142012.htm>
http://www.bls.gov/news.release/archives/ecec_03122013.htm
http://www.bls.gov/news.release/archives/ecec_03122013.pdf
U.S. Department of Labor. Bureau of Labor Statistics. Employer Costs for Employee Compensation News Release. Web. 12 March 2013. <http://www.bls.gov/news.release/archives/ecec_03122013.htm>
http://www.bls.gov/news.release/archives/ecec_03122014.htm
http://www.bls.gov/news.release/archives/ecec_03122014.pdf
U.S. Department of Labor. Bureau of Labor Statistics. Employer Costs for Employee Compensation News Release. Web. 12 March 2014. <http://www.bls.gov/news.release/archives/ecec_03122014.htm>