Year Index 2015=100 1998-01-01 47.7216331196433 1999-01-01 52.2331418100507 2000-01-01 55.7641554576058 2001-01-01 59.9163679808841 2002-01-01 63.3931852563873 2003-01-01 64.9612768316565 2004-01-01 68.1914280166679 2005-01-01 70.4760258547941 2006-01-01 73.2598288760585 2007-01-01 74.2230012294073 2008-01-01 77.1183912916084 2009-01-01 78.7393398862687 2010-01-01 78.4159968633601 2011-01-01 80.8730314317454 2012-01-01 88.8191857805659 2013-01-01 91.7140429981049 2014-01-01 96.1837548193165 2015-01-01 100.0000000000000 2016-01-01 98.2617787361955 2017-01-01 102.3459452394960