Year Deaths per 100,000 1990 1.38 1991 1.34 1992 1.28 1993 1.23 1994 1.16 1995 1.11 1996 1.07 1997 1.02 1998 0.97 1999 0.93 2000 0.88 2001 0.86 2002 0.83 2003 0.82 2004 0.78 2005 0.74 2006 0.71 2007 0.69 2008 0.66 2009 0.65 2010 0.63 2011 0.61 2012 0.59 2013 0.58 2014 0.57 2015 0.56 2016 0.55