Year Per 100 People 2004 1.88314 2005 6.4995 2006 1.70651 2007 2.47973 2008 5.39155 2009 17.11245 2010 7.52052 2011 6.26835 2012 13.50528 2013 15.99505 2014 10.87636 2015 10.00771 2016 9.17267