Year Deaths per 100,000 1990 1.24 1991 1.13 1992 1.02 1993 0.91 1994 0.81 1995 0.72 1996 0.65 1997 0.59 1998 0.54 1999 0.49 2000 0.45 2001 0.42 2002 0.39 2003 0.37 2004 0.37 2005 0.37 2006 0.36 2007 0.35 2008 0.33 2009 0.32 2010 0.31 2011 0.3 2012 0.29 2013 0.28 2014 0.27 2015 0.27 2016 0.26