Year Percent 1995-01-01 0.19655000000000000 1996-01-01 0.32599200000000000 1997-01-01 0.42344899999999996 1998-01-01 0.64945500000000000 1999-01-01 0.68888500000000010 2000-01-01 0.66387700000000000 2001-01-01 0.64468800000000000 2002-01-01 1.07588000000000000 2003-01-01 0.97464400000000010 2004-01-01 1.00973000000000000 2005-01-01 0.98257900000000010 2006-01-01 1.09635000000000000 2007-01-01 1.16326000000000000 2008-01-01 1.15641000000000000 2009-01-01 1.04625000000000000 2010-01-01 0.95270700000000000 2011-01-01 0.95789400000000000 2012-01-01 0.95507199999999990 2013-01-01 0.98909500000000010 2014-01-01 0.96183700000000000 2015-01-01 0.98502000000000010 2016-01-01 1.06201000000000010