3-month percent changes in Employment Cost Index, private industry workers, seasonally adjusted, December 2002-September 2004 Percent change Compensation costs Wages and salaries Benefit costs 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 Sep. 2004 0.9 0.9 1.0