Year Number 1996 0.537634432315826 1998 0 2000 0 2002 0 2003 0 2004 0 2005 0 2006 0.97560977935791 2007 0 2008 0.485436886548996 2009 0 2010 0.952380955219269 2011 0 2012 0 2013 0 2014 0 2015 0 2016 0 2017 0.476190477609634 2018 5.7142858505249 2019 9.5238094329834 2020 10.9523811340332 2021 19.5238094329834 2022 21.2264156341553