Year Index 2015=100 1998-01-01 34.3970590066315 1999-01-01 35.9850765391677 2000-01-01 40.0799645161476 2001-01-01 39.8652325856474 2002-01-01 37.7778384705528 2003-01-01 38.4769656861347 2004-01-01 43.3858374926851 2005-01-01 59.9201961411980 2006-01-01 73.3034885537666 2007-01-01 72.6992428888708 2008-01-01 97.8328662890416 2009-01-01 95.5861000871164 2010-01-01 116.1455812602850 2011-01-01 149.0368792953250 2012-01-01 179.6728293485630 2013-01-01 193.7179363081990 2014-01-01 148.0882779982580 2015-01-01 100.0000000000000 2016-01-01 89.7880166489207 2017-01-01 109.6118478366080