Year	Per 1000 Births
1970	54.9
1971	50.2
1972	46
1973	42.2
1974	38.7
1975	35.5
1976	32.6
1977	29.9
1978	27.5
1979	25.3
1980	23.3
1981	22.5
1982	21.6
1983	20.8
1984	20
1985	19.3
1986	18.4
1987	17.6
1988	16.8
1989	15.9
1990	15.2
1991	14.4
1992	13.7
1993	13
1994	12.3
1995	11.7
1996	11
1997	10.5
1998	9.9
1999	9.4
2000	8.9
2001	8.5
2002	8
2003	7.6
2004	7.2
2005	6.8
2006	6.4
2007	6.1
2008	5.7
2009	5.4
2010	5.1
2011	4.8
2012	4.5
2013	4.3
2014	4
2015	3.8