Year Per 100 People 2005 0.02377 2006 0.02272 2007 0.0217 2008 0.02073 2009 0.0198 2010 0.1247 2011 0.13537 2012 0.1425 2013 0.32461 2014 0.34363 2015 0.32321 2016 0.27687