Year % 1994 0 1999 0.6786863 2000 0.2800446 2001 0 2002 2.263217 2004 0 2005 0.0317595 2006 0.0221613 2007 0.0138186 2008 0.0252037 2009 0 2010 0 2011 0.0345105 2012 0.0154244 2013 0.0198485 2014 0 2015 0 2016 0 2018 0 2019 0 2020 0 2021 0.0094859