Year Percent Change From Preceding Period 2004-01-01 -2.57759786662347000 2005-01-01 1.68766642462315000 2006-01-01 -1.22769986552109000 2007-01-01 -2.05493978680927000 2008-01-01 -1.58399317315137000 2009-01-01 -0.76976773763823600 2010-01-01 -0.53486398215188800 2011-01-01 -0.46036692222233300 2012-01-01 0.25393275851970400 2013-01-01 0.79668335063021700 2014-01-01 -0.72983752058718000 2015-01-01 -1.62178848875081000 2016-01-01 -0.52867389248929700 2017-01-01 0.00735544507938797 2018-01-01 0.06136321802625790 2019-01-01 0.09410681297216890