Year Per 100 People 1992 3.19198 1993 3.13729 1994 3.13465 1995 3.05612 1996 3.04135 1997 3.86232 1998 5.57596 1999 7.12384 2000 8.44587 2001 7.71343 2002 7.15864 2003 7.07667 2004 7.747 2005 9.42419 2006 8.79932 2007 9.29639 2008 9.21016 2009 9.30312 2010 8.86199 2011 9.15797 2012 9.17075 2013 9.12928 2014 8.88429 2015 8.71778 2016 9.01746 2017 9.59804