Year Percent Change 2000-01-01 2.2946 2001-01-01 3.6799 2002-01-01 5.8967 2003-01-01 -2.0368 2004-01-01 6.9027 2005-01-01 6.2155 2006-01-01 5.0460 2007-01-01 5.6748 2008-01-01 4.4765 2009-01-01 5.9125 2010-01-01 3.4396