Year Percent 1994-01-01 0.509206000000000000 1995-01-01 0.111859999999999990 1996-01-01 0.041036000000000000 1997-01-01 0.019883000000000000 1998-01-01 0.012537000000000001 1999-01-01 0.005857000000000000 2000-01-01 0.005886000000000000 2001-01-01 0.007709000000000001 2002-01-01 0.010592000000000000 2003-01-01 0.027268999999999998 2004-01-01 0.054159000000000006 2005-01-01 0.072768000000000000 2006-01-01 0.082847000000000000 2007-01-01 0.108766000000000000 2008-01-01 0.115551000000000000 2009-01-01 0.090582000000000010 2010-01-01 0.083981000000000000 2011-01-01 0.103573000000000000 2012-01-01 0.128825000000000000 2013-01-01 0.169036000000000000 2014-01-01 0.136101000000000000 2015-01-01 0.109963000000000000 2016-01-01 0.115652999999999990