Year % 1995 0 1997 0 2002 1.175552 2006 0.0026522 2007 0.0471982 2008 0 2009 0 2010 0 2011 0 2012 0 2013 0 2014 0 2015 0 2016 0 2017 0 2018 0 2019 0 2020 0 2021 0