Year Per 100 People 2000 0.87177 2001 2.23429 2002 3.77682 2003 6.0359 2004 9.5912 2005 14.09776 2006 18.69314 2007 21.93191 2008 23.63555 2009 24.01273 2010 24.59751 2011 25.05483 2012 25.70454 2013 26.36075 2014 27.42921 2015 28.27877 2016 29.07034