Year Percent 1994-01-01 0.58370500000000000 1995-01-01 0.34719200000000000 1996-01-01 0.34719200000000000 1997-01-01 0.34719200000000000 1998-01-01 0.78783800000000000 1999-01-01 0.78783800000000000 2000-01-01 0.42938699999999996 2001-01-01 1.96184000000000030 2002-01-01 1.96184000000000030 2003-01-01 -1.48602000000000010 2004-01-01 -1.48602000000000010 2005-01-01 1.15188000000000000 2006-01-01 5.39851999999999950 2007-01-01 -0.76034000000000000 2008-01-01 -0.15477700000000000 2009-01-01 -0.15477700000000000 2010-01-01 -0.15477700000000000 2011-01-01 2.40813000000000000 2012-01-01 0.81538100000000000 2013-01-01 0.81538100000000000 2014-01-01 0.81538100000000000 2015-01-01 3.19103000000000000