Year Percent 1995-01-01 1.1695799999999998 1996-01-01 1.3773200000000000 1997-01-01 1.7131900000000002 1998-01-01 0.5104029999999999 1999-01-01 1.0952300000000000 2000-01-01 5.0471400000000000 2001-01-01 6.2567800000000000 2002-01-01 8.9367900000000000 2003-01-01 0.7820950000000000 2004-01-01 2.3445000000000000 2005-01-01 0.7581500000000000 2006-01-01 1.9404599999999999 2007-01-01 7.4560000000000000 2008-01-01 4.7566100000000000 2009-01-01 12.5078000000000000 2010-01-01 6.7225399999999995 2011-01-01 9.0672900000000000 2012-01-01 5.8424200000000000 2013-01-01 4.7291500000000000 2014-01-01 5.4963700000000000 2015-01-01 2.6419400000000000 2016-01-01 9.8337800000000000