Year Index 2015=100 2002-01-01 77.7784798129778 2003-01-01 71.4601630125734 2004-01-01 75.1626966576104 2005-01-01 75.8198016048525 2006-01-01 78.7515006002401 2007-01-01 86.4345738295318 2008-01-01 90.3708851961838 2009-01-01 88.7154861944778 2010-01-01 91.3059960826436 2011-01-01 96.7839767485942 2012-01-01 98.4077841662981 2013-01-01 99.3113034687559 2014-01-01 99.1027990143426 2015-01-01 100.0000000000000 2016-01-01 97.8896821886649 2017-01-01 99.5577178239717