Year	Per 1000 Births
1970	27.2
1971	25.9
1972	24.7
1973	23.6
1974	22.5
1975	21.4
1976	20.4
1977	19.4
1978	18.3
1979	17.3
1980	16.3
1981	15.5
1982	14.7
1983	13.9
1984	13.2
1985	12.5
1986	11.8
1987	11.1
1988	10.5
1989	10
1990	9.5
1991	9
1992	8.5
1993	8
1994	7.6
1995	7.2
1996	6.8
1997	6.5
1998	6.1
1999	5.8
2000	5.5
2001	5.3
2002	5
2003	4.7
2004	4.5
2005	4.3
2006	4
2007	3.8
2008	3.6
2009	3.4
2010	3.3
2011	3.1
2012	2.9
2013	2.8
2014	2.6
2015	2.5