Year Deaths per 100,000 1990 1.09 1991 1.06 1992 1.03 1993 0.99 1994 0.96 1995 0.93 1996 0.9 1997 0.87 1998 0.83 1999 0.81 2000 0.78 2001 0.75 2002 0.74 2003 0.72 2004 0.72 2005 0.73 2006 0.68 2007 0.67 2008 0.65 2009 0.63 2010 0.61 2011 0.59 2012 0.59 2013 0.57 2014 0.57 2015 0.55 2016 0.54