Year Per 100 People 2001 0.25151 2002 0.3885 2003 0.46863 2004 0.51218 2005 0.52746 2006 3.32374 2007 4.35123 2008 5.5795 2009 6.54808 2010 7.08966 2011 7.62836 2012 7.81192 2013 8.00492 2014 7.94227 2015 7.96544 2016 10.65737 2017 10.88365