Year % 1995 0 1996 0 1997 0 1998 0 2000 0 2001 0 2002 0 2003 0 2004 0 2005 0 2006 0.0028776 2007 0 2008 0 2009 0 2010 0.2251126 2011 0.0024638 2012 0.010421 2013 0.0051516 2014 0.0026886 2015 0.6618213 2016 0 2017 0.0351626 2018 0 2019 0 2020 0 2021 0