Year % 2001 0 2003 0.7150715 2004 0.4225352 2005 1.808558 2006 2.749004 2007 1.343284 2008 0.1715855 2009 0.5353909 2010 0.4201681 2011 0.6243114 2012 0.4001883 2013 0.387619 2014 0 2015 12.56968 2016 2.329117 2017 3.200074 2019 3.302777 2020 2.100073 2021 7.282474