Year Per 100 People 2002 1.07202 2003 4.22779 2004 9.17221 2005 13.37146 2006 17.88254 2007 19.28369 2008 22.06151 2009 25.5473 2010 28.37982 2011 24.22797 2012 24.71906 2013 25.01458 2014 26.08534 2015 30.16505 2016 29.91554