Year Index 2015=100 1998-01-01 91.2379734523867 1999-01-01 86.4169347192253 2000-01-01 88.6336022674674 2001-01-01 88.7940514775295 2002-01-01 85.9351382800599 2003-01-01 85.9497245718838 2004-01-01 86.6352802876035 2005-01-01 87.5250440888568 2006-01-01 91.3904114221702 2007-01-01 87.9115808221881 2008-01-01 85.9643108637076 2009-01-01 92.9584377932312 2010-01-01 93.3499261102901 2011-01-01 94.8977210857898 2012-01-01 96.5388504316715 2013-01-01 97.6510850120557 2014-01-01 98.8099867776309 2015-01-01 100.0000000000000 2016-01-01 100.8400093334370 2017-01-01 101.9522439138210