Year national estimate, per 100,000 live births 1985 55 1986 51 1987 49 1988 33 1989 52 1990 40 1991 44 1992 57 1993 46 1994 48 1995 52 1996 42 1997 18 1998 15 1999 15 2000 5 2001 12 2002 23 2003 16 2004 7 2005 11 2006 8 2007 17 2008 10 2009 11 2010 6 2011 3 2012 5 2013 6 2014 3 2015 3