3-month percent changes in Employment Cost Index, private industry workers, seasonally adjusted, September 2002-June 2004 Percent change Compensation costs Wages and salaries Benefit costs Sep. 2002 0.6 0.4 1.1 Dec. 2002 0.8 0.5 1.4 Mar. 2003 1.4 1.0 2.1 June 2003 0.8 0.6 1.4 Sep. 2003 1.1 0.9 1.5 Dec. 2003 0.8 0.5 1.4 Mar. 2004 1.1 0.6 2.6 June 2004 1.0 0.6 1.7