Year % 1994 0 2000 0.2160605 2001 0.1071811 2002 0 2003 0.1268231 2004 0.1594388 2005 0 2006 1.193256 2007 0.9352518 2008 0 2009 0 2010 0 2011 0 2012 0 2013 0 2014 0 2015 0 2016 0 2018 0 2019 0 2020 0 2021 0