Year Percent 1996-01-01 0.96894200000000000 1997-01-01 1.57607000000000000 1998-01-01 1.47512999999999980 1999-01-01 0.44285800000000000 2000-01-01 0.61591500000000000 2001-01-01 -0.15826099999999999 2002-01-01 -4.78985000000000000 2003-01-01 1.49322999999999980 2004-01-01 -1.94610000000000000 2005-01-01 0.59095800000000000 2006-01-01 1.83161000000000000 2007-01-01 1.85854000000000000 2008-01-01 1.61389000000000000 2009-01-01 0.74389900000000000 2010-01-01 0.79498100000000000 2011-01-01 0.85798100000000000 2012-01-01 0.59322600000000000 2013-01-01 -0.42185600000000006 2014-01-01 -0.20255499999999999 2015-01-01 0.18376700000000000 2016-01-01 0.72017800000000000