Year Percent Change From Preceding Period 2004-01-01 2.9775178273421800 2005-01-01 5.0503315966758900 2006-01-01 4.7020656927647800 2007-01-01 3.2990858464491700 2008-01-01 -0.2753077284833820 2009-01-01 0.4599890576961460 2010-01-01 2.6644457937872100 2011-01-01 1.0348122720784100 2012-01-01 3.4764382589076900 2013-01-01 5.1588981012751000 2014-01-01 0.7223419354545160 2015-01-01 -0.7992797705590400 2016-01-01 0.1666938165756870 2017-01-01 0.3041479421234990 2018-01-01 0.0210248331397715 2019-01-01 -0.8543831316236110