Year Per 100 People 2000 0.08972 2001 0.55953 2002 2.2856 2003 5.22607 2004 10.22626 2005 16.41928 2006 21.40197 2007 25.41087 2008 27.88511 2009 28.50204 2010 30.25188 2011 32.265 2012 33.75184 2013 35.64265 2014 36.49858 2015 37.74861 2016 38.28879 2017 39.30975