Year Percent Change 2000-01-01 1.0839 2001-01-01 9.7167 2002-01-01 3.7057 2003-01-01 5.3283 2004-01-01 4.4086 2005-01-01 6.5910 2006-01-01 3.5042 2007-01-01 0.6791 2008-01-01 5.8708 2009-01-01 -3.7843 2010-01-01 7.0241 2011-01-01 3.4067 2012-01-01 -3.5950 2013-01-01 -0.5184 2014-01-01 4.4634 2015-01-01 3.8161 2016-01-01 4.5349 2017-01-01 3.4963 2018-01-01 3.8542 2019-01-01 3.6404