Year Deaths per 100,000 1985 25.276 1986 25.7633 1987 30.1901 1988 31.9639 1989 38.0536 1990 44.3869 1991 50.1105 1992 48.8004 1993 45.8292 1994 42.8136 1995 38.9668 1996 38.0563 1997 32.7102 1998 0.005 1999 0.0021