Year Percent 1995-01-01 0.00032000000000000 1996-01-01 0.09540300000000000 1997-01-01 0.71141200000000000 1998-01-01 1.19763000000000000 1999-01-01 0.88575300000000000 2000-01-01 1.97352000000000020 2001-01-01 2.57921000000000000 2002-01-01 1.86032000000000000 2003-01-01 1.55227000000000000 2004-01-01 1.15113000000000000 2005-01-01 0.63343600000000000 2006-01-01 0.52371200000000000 2007-01-01 0.45490200000000003 2008-01-01 0.30238000000000004 2009-01-01 0.11753699999999999 2010-01-01 0.09594100000000000 2011-01-01 0.14213100000000000 2012-01-01 0.14089500000000000