Year Deaths per 100,000 1990 0.77 1991 0.76 1992 0.76 1993 0.76 1994 0.76 1995 0.76 1996 0.75 1997 0.73 1998 0.71 1999 0.68 2000 0.65 2001 0.62 2002 0.59 2003 0.56 2004 0.53 2005 0.5 2006 0.47 2007 0.45 2008 0.43 2009 0.41 2010 0.39 2011 0.38 2012 0.36 2013 0.34 2014 0.33 2015 0.32 2016 0.33