Year national estimate, per 100,000 live births 1992 1 1993 13 1994 6 1995 8 1996 5 1997 2 1998 7 1999 9 2000 2 2001 11 2002 8 2003 4 2004 6 2005 4 2006 6 2007 0 2008 4 2009 12 2010 0 2011 11 2012 4 2013 2 2014 4 2015 2 2016 7 2017 5