Year Index 2004-01-01 50.2002236864372 2005-01-01 47.1179339256335 2006-01-01 46.4747245024556 2007-01-01 47.3765067281197 2008-01-01 65.1738023765521 2009-01-01 70.4878027397272 2010-01-01 100.0000000000000 2011-01-01 152.1437891610030 2012-01-01 126.5189942084340 2013-01-01 99.7193532781414 2014-01-01 91.7589861175994 2015-01-01 93.2497196661340 2016-01-01 96.7926635374334 2017-01-01 86.1296236316897 2018-01-01 85.6652341254928 2019-01-01 83.2103490418675