Year Per 100,000 People 1965 1.8658 1974 1.8601 1978 1.2773 1980 1.6875 1981 4.1235 1982 2.4208 1983 1.1959 1987 1.1969 1988 1.2637 1989 1.2461 1990 1.2374 1992 1.2331 1993 6.1509 1994 1.0951 1995 2.1979 1996 3.3485 1997 1.0912 1998 1.076 1999 1.5494 2001 2.9773 2002 1.3027 2004 2.4123 2007 1.2362 2008 2.416 2009 1.2301 2010 3.6316 2011 1.1809 2012 4.689 2014 2.234 2015 1.0814