Year Index 2004-01-01 62.5979239924706 2005-01-01 63.5322099333629 2006-01-01 74.8618512575183 2007-01-01 125.2769221594190 2008-01-01 104.9722887076930 2009-01-01 76.9730319341004 2010-01-01 100.0000000000000 2011-01-01 108.5734703470910 2012-01-01 123.4892419721840 2013-01-01 152.6371243609300 2014-01-01 172.5073805574070 2015-01-01 159.8812903129690 2016-01-01 195.4636488780500 2017-01-01 230.1129548562110 2018-01-01 226.0321521184590 2019-01-01 227.6144975372650