Year	Per 1000 Births
1960	33
1964	25.4
1965	24.4
1966	23.4
1967	22.4
1968	21.3
1969	20.3
1970	19.3
1971	18.1
1972	17.1
1973	16.1
1974	15.1
1975	14.2
1976	13.4
1977	12.8
1978	12.2
1979	11.7
1980	11.2
1981	10.9
1982	10.5
1983	10.1
1984	9.7
1985	9.4
1986	8.9
1987	8.5
1988	8.1
1989	7.7
1990	7.3
1991	6.8
1992	6.3
1993	6
1994	5.6
1995	5.2
1996	4.9
1997	4.6
1998	4.4
1999	4.1
2000	3.9
2001	3.7
2002	3.4
2003	3.3
2004	3
2005	2.8
2006	2.6
2007	2.4
2008	2.2
2009	2
2010	1.9
2011	1.8
2012	1.6
2013	1.6
2014	1.6
2015	1.5