Year Percent 1993-01-01 107.26100000000001 1994-01-01 110.05799999999999 1995-01-01 110.38500000000000 1996-01-01 106.75500000000000 1997-01-01 99.15050000000000 1998-01-01 98.18040000000000 1999-01-01 101.14100000000000 2000-01-01 87.77190000000000 2001-01-01 71.87140000000000 2002-01-01 71.93820000000000 2003-01-01 89.25270000000000 2004-01-01 103.01299999999999 2005-01-01 116.46200000000000 2006-01-01 134.42900000000000 2007-01-01 153.74000000000000 2008-01-01 179.71000000000000 2009-01-01 179.71000000000000 2010-01-01 142.52300000000000 2011-01-01 137.69100000000000 2012-01-01 128.64300000000000 2013-01-01 119.74799999999999 2014-01-01 106.23299999999999 2015-01-01 97.24950000000000 2016-01-01 95.48280000000000