Year Percent Change 2000-01-01 27.1089 2001-01-01 31.7125 2002-01-01 14.3698 2003-01-01 29.7532 2004-01-01 47.5369 2005-01-01 22.0690 2006-01-01 86.3943 2007-01-01 72.4402 2008-01-01 44.0365 2009-01-01 -0.2945 2010-01-01 24.3035 2011-01-01 32.0654 2012-01-01 20.6581 2013-01-01 15.4056 2014-01-01 11.3985 2015-01-01 -1.2958 2016-01-01 -1.8664 2017-01-01 11.1120 2018-01-01 11.2800 2019-01-01 10.6143