Year Percent 1993-01-01 1.047740000000000000 1994-01-01 0.488991000000000000 1995-01-01 0.259477000000000000 1996-01-01 0.245971000000000000 1997-01-01 0.199891000000000000 1998-01-01 0.187492000000000020 1999-01-01 0.187492000000000020 2000-01-01 0.187492000000000020 2001-01-01 0.004378000000000000 2002-01-01 0.263368000000000000 2003-01-01 0.337483000000000000 2004-01-01 0.156906000000000000 2005-01-01 0.201571000000000000 2006-01-01 0.148233000000000000 2007-01-01 0.024093000000000000 2008-01-01 0.027938000000000000 2009-01-01 0.029620999999999998 2010-01-01 0.030037000000000000 2011-01-01 0.028317000000000002 2012-01-01 1.054240000000000000 2013-01-01 1.013910000000000000 2014-01-01 0.014259000000000000 2015-01-01 0.023383000000000000 2016-01-01 0.033634000000000000