Year Per 100 People 1960 0 1965 0 1970 0 1975 0 1976 0 1977 0 1978 0 1979 0 1980 0 1981 0 1982 0 1983 0 1984 0 1985 0 1986 0 1987 0 1988 0 1990 0 1991 3.01115 1992 3.64748 1993 3.44125 1994 4.23784 1995 5.55604 1996 7.08889 1997 10.1641 1998 13.98884 1999 22.92648 2000 35.91138 2001 51.52338 2002 72.71871 2003 79.26377 2004 85.78194 2005 87.04981 2006 103.26974 2007 107.6804 2008 113.1484 2009 117.47017 2010 122.44284 2011 120.29913 2012 120.6633 2013 118.47088 2014 119.32763 2015 108.67558 2016 110.93308