Year Percent Change 2000-01-01 24.9468 2001-01-01 -3.4559 2002-01-01 -4.4713 2003-01-01 8.8761 2004-01-01 4.3313 2005-01-01 3.9060 2006-01-01 6.0724 2007-01-01 20.4113 2008-01-01 13.1582 2009-01-01 6.0274 2010-01-01 9.5681 2011-01-01 3.9636 2012-01-01 6.7635 2013-01-01 10.7320 2014-01-01 7.1804 2015-01-01 10.3532