Year Percent Change 2005-01-01 3.7066 2006-01-01 33.8005 2007-01-01 37.1053 2008-01-01 35.2151 2009-01-01 26.7040 2010-01-01 31.2063 2011-01-01 20.6945 2012-01-01 4.1083 2013-01-01 15.8625 2014-01-01 3.6461 2015-01-01 -9.0307 2016-01-01 7.2068 2017-01-01 -0.4908 2018-01-01 6.5336 2019-01-01 6.8673