Year Percent 1996-01-01 1.22371000000000000 1997-01-01 0.98463200000000000 1998-01-01 1.31770000000000000 1999-01-01 0.71509700000000000 2000-01-01 1.18572000000000000 2001-01-01 0.74280500000000000 2002-01-01 1.04821000000000000 2003-01-01 1.07039000000000000 2004-01-01 1.05931000000000000 2005-01-01 0.85156599999999990 2006-01-01 0.99241800000000000 2007-01-01 1.14451000000000010 2008-01-01 0.59580900000000000 2009-01-01 0.28513299999999997 2010-01-01 -0.22389900000000000 2011-01-01 -1.03231000000000000 2012-01-01 -1.91710000000000000 2013-01-01 -1.91710000000000000 2014-01-01 -0.26114699999999996 2015-01-01 0.38469600000000000 2016-01-01 1.00826000000000000