Year Index 2015=100 1996-01-01 71.69 1997-01-01 73.80 1998-01-01 75.40 1999-01-01 76.72 2000-01-01 77.73 2001-01-01 78.86 2002-01-01 80.47 2003-01-01 82.08 2004-01-01 83.65 2005-01-01 85.36 2006-01-01 87.14 2007-01-01 88.89 2008-01-01 90.56 2009-01-01 92.12 2010-01-01 93.48 2011-01-01 94.76 2012-01-01 96.15 2013-01-01 97.53 2014-01-01 98.89 2015-01-01 100.00 2016-01-01 101.06 2017-01-01 102.31