Year Percent Change 2000-01-01 8.8316 2001-01-01 -10.5419 2002-01-01 2.3892 2003-01-01 14.5334 2004-01-01 2.4016 2005-01-01 -0.0132 2006-01-01 2.6919 2007-01-01 0.9446 2008-01-01 -1.2270 2009-01-01 -4.7709 2010-01-01 5.1338 2011-01-01 -1.4941 2012-01-01 -36.5277 2013-01-01 -5.1343 2014-01-01 4.5430 2015-01-01 7.2460 2016-01-01 61.5887 2017-01-01 5.2388 2018-01-01 4.5661 2019-01-01 3.6567