Year	national estimate, per 100,000 live births
1985	27
1986	15
1987	14
1988	17
1989	15
1990	21
1991	13
1992	10
1993	19
1994	10
1995	15
1996	11
1997	20
1998	6
1999	4
2000	10
2001	5
2002	8
2003	7
2004	4
2005	5
2006	8
2007	8
2008	18
2009	18
2010	15
2011	10
2012	10
2013	14
2014	7
2015	6
2016	12