Year Percent 1995-01-01 0.6986180000000001 1996-01-01 0.7211280000000000 1997-01-01 0.7609229999999999 1998-01-01 0.8045100000000001 1999-01-01 0.0029360000000000 2000-01-01 0.0027620000000000 2001-01-01 0.8288059999999999 2002-01-01 0.8038760000000000 2003-01-01 0.7999770000000000 2004-01-01 0.8924680000000000 2005-01-01 0.9687910000000000 2006-01-01 1.0404600000000000 2007-01-01 1.0494500000000000 2008-01-01 1.0033700000000000 2009-01-01 1.0295500000000000 2010-01-01 1.0043200000000000 2011-01-01 1.0115000000000000 2012-01-01 0.9812730000000000 2013-01-01 0.8895540000000001 2014-01-01 1.0029400000000000 2015-01-01 0.9537350000000000 2016-01-01 1.0869600000000000