Year Deaths per 100,000 1990 1.02 1991 1 1992 1 1993 0.98 1994 0.92 1995 0.89 1996 0.86 1997 0.75 1998 0.66 1999 0.6 2000 0.55 2001 0.53 2002 0.5 2003 0.48 2004 0.49 2005 0.48 2006 0.45 2007 0.42 2008 0.42 2009 0.44 2010 0.42 2011 0.42 2012 0.42 2013 0.42 2014 0.39 2015 0.4 2016 0.39