Year Percent 1995-01-01 8.5000 1996-01-01 1.6800 1997-01-01 13.0000 1998-01-01 18.4000 1999-01-01 3.7700 2000-01-01 6.4600 2001-01-01 6.5400 2002-01-01 4.9000 2003-01-01 4.5000 2004-01-01 2.8400 2005-01-01 1.9500 2006-01-01 3.2500 2007-01-01 2.1200 2008-01-01 1.3800 2009-01-01 0.3546 2010-01-01 0.4981 2011-01-01 0.6270 2012-01-01 0.0734 2013-01-01 0.1686 2014-01-01 -0.0301 2015-01-01 -0.1990 2016-01-01 -0.3504 2017-01-01 -0.3423