Year Percent 1993-01-01 0.016693000000000000 1994-01-01 0.017542000000000000 1995-01-01 0.022249000000000000 1996-01-01 0.038308999999999996 1997-01-01 0.190600000000000000 1998-01-01 0.641385000000000000 1999-01-01 0.551060000000000000 2000-01-01 0.034950999999999996 2001-01-01 0.256997000000000000 2002-01-01 0.729444000000000000 2003-01-01 0.737635000000000000 2004-01-01 1.114779999999999900 2005-01-01 2.069270000000000000 2006-01-01 3.861150000000000000 2007-01-01 9.584510000000000000 2008-01-01 8.201580000000000000 2009-01-01 1.679220000000000200 2010-01-01 0.833909000000000000 2011-01-01 0.630500000000000000 2012-01-01 0.611463000000000000 2013-01-01 1.124910000000000000