Year Per 100,000 People 1957 2.9164 1974 5.2786 1976 1.8504 1977 1.6288 1978 3.1203 1979 1.575 1980 3.0825 1983 3.1362 1985 3.1646 1986 1.5259 1987 1.5116 1988 4.4307 1991 4.7277 1992 1.6288 1997 1.6438 2000 4.7 2002 1.5021 2004 1.543 2005 3.0549 2008 1.2618 2011 1.4036 2014 1.4003