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 1989 0 1990 0.00045 1991 0.00441 1992 0.0207 1993 0.11583 1994 0.35942 1995 0.79209 1996 1.51483 1997 2.71569 1998 4.3299 1999 8.70153 2000 13.22864 2001 16.17196 2002 19.36207 2003 25.41249 2004 35.51237 2005 46.12217 2006 52.86352 2007 63.33154 2008 78.06102 2009 86.91076 2010 100.06794 2011 117.9533 2012 123.81456 2013 133.93688 2014 137.46853 2015 125.17559 2016 117.53623 2017 112.99656