Year Deaths per 100,000 1990 1.23 1991 1.12 1992 1.13 1993 1.12 1994 1.12 1995 1.08 1996 1.09 1997 1.06 1998 1 1999 0.95 2000 0.9 2001 0.85 2002 0.77 2003 0.72 2004 0.68 2005 0.63 2006 0.58 2007 0.52 2008 0.5 2009 0.47 2010 0.45 2011 0.41 2012 0.39 2013 0.38 2014 0.36 2015 0.35 2016 0.35