Year Per 100 People 1999 0.01228 2000 0.06254 2001 0.25177 2002 0.47422 2003 0.81046 2004 1.37346 2005 2.82385 2006 4.5902 2007 6.28385 2008 8.08753 2009 9.00585 2010 9.51334 2011 9.99678 2012 10.72966 2013 11.56899 2014 12.03593 2015 13.48488 2016 13.99827