Year	Per 1000 Births
1970	15.8
1971	15.2
1972	14.7
1973	14.2
1974	13.7
1975	13.2
1976	12.7
1977	12.3
1978	11.9
1979	11.4
1980	11
1981	10.6
1982	10.2
1983	9.9
1984	9.5
1985	9.1
1986	8.8
1987	8.4
1988	8.1
1989	7.8
1990	7.5
1991	7.2
1992	6.9
1993	6.7
1994	6.4
1995	6.2
1996	5.9
1997	5.7
1998	5.5
1999	5.3
2000	5
2001	4.8
2002	4.7
2003	4.5
2004	4.3
2005	4.1
2006	4
2007	3.8
2008	3.7
2009	3.6
2010	3.4
2011	3.3
2012	3.2
2013	3
2014	2.9
2015	2.8