Year Deaths per 100,000 1990 0.59 1991 0.61 1992 0.63 1993 0.62 1994 0.61 1995 0.61 1996 0.63 1997 0.64 1998 0.62 1999 0.6 2000 0.59 2001 0.57 2002 0.54 2003 0.51 2004 0.5 2005 0.47 2006 0.45 2007 0.42 2008 0.41 2009 0.4 2010 0.39 2011 0.38 2012 0.37 2013 0.37 2014 0.35 2015 0.34 2016 0.34