BLS Bureau of Labor Statistics https://www.bls.gov/oes/current/oes_mo.htm https://www.bls.gov/oes/current/oes_mo.htm#13-2011 Bureau of Labor Statistics (source) U.S. Bureau of Labor Statistics Bureau of Labor Statistics BLS U.S. Bureau of Labor Statistics BLS more than 1,600 professional psychologists around $40,920 U.S. Bureau of Labor Statistics BLS echo techs earn an average of $22.04/hr or $45,850 annually U.S. Bureau of Labor Statistics https://www.bls.gov/oes/current/oes_mo.htm https://www.bls.gov/oes/current/oes_mo.htm Bureau of Labor Statistics Missouri https://www.bls.gov/oes/current/oes_mo.htm#11-9111 $24 an hour $24 an hour BLS Bureau of Labor Statistics Orthodontists Missouri Bureau of Statistics $24 an hour https://www.bls.gov/oes/current/oes_mo.htm https://www.bls.gov/oes/current/oes_mo.htm Bureau of Labor and Statistics Bureau Bureau of Labour Statistics the Bureau of Labor Statistics According to the BLS $24 an hour https://www.bls.gov/oes/current/oes_mo.htm Bureau of Labour Statistics 8 percent According to the BLS Bureau of Labor Statistics