Year % 1994 10.96307 1999 11.26059 2000 11.45177 2001 11.54922 2002 10.57925 2003 11.14501 2004 10.98393 2005 0 2006 0 2007 0 2008 0 2009 0 2011 0.1347536 2012 0 2013 0 2014 0 2015 0.3290056 2017 0.0040504 2020 0.4018508