Year Per 100,000 People 1985 31.0871 1986 30.7254 1987 35.8605 1988 36.8899 1989 43.4714 1990 48.4651 1991 52.4336 1992 50.6716 1993 46.3766 1994 43.8439 1995 36.3839 1996 37.2804 1997 29.5977