Year Per 100 People 2005 0.34877 2006 0.42648 2007 0.5233 2008 0.69586 2009 0.76068 2010 0.82414 2011 0.81218 2012 0.75038 2013 0.64495 2014 0.45266 2015 0.10409 2016 0.05769 2017 0.06529