Year % 1992 0.5972059 1997 0 2001 0.0247959 2002 0.0391984 2003 0 2004 0 2005 0 2006 0.0148736 2007 0 2008 0 2009 0 2012 0 2013 0 2014 0 2015 0.0071242 2016 0.0095465 2017 0.0050754 2018 0.0050754 2019 0.0077897 2020 0.0077877 2021 0.0121319