Year Deaths per 100,000 1990 0.1 1991 0.2 1992 0.3 1993 0.4 1994 0.6 1995 0.8 1996 1.1 1997 1.4 1998 1.7 1999 1.9 2000 2 2001 2.1 2002 2.1 2003 2.1 2004 2 2005 2 2006 1.9 2007 1.9