Year	national estimate, per 100,000 live births
1985	17
1986	21
1987	24
1988	26
1989	25
1990	21
1991	30
1992	21
1993	20
1994	19
1995	13
1996	21
1997	24
1998	28
1999	21
2000	23
2001	15
2002	19
2003	20
2007	7
2008	3
2009	1
2010	1
2011	1
2013	0
2014	1