Year	Per 1000 Births
1970	49.3
1971	46.4
1972	43.6
1973	41
1974	38.6
1975	36.3
1976	34.2
1977	32.2
1978	30.4
1979	28.7
1980	27.1
1981	25.6
1982	24.1
1983	22.7
1984	21.4
1985	20.2
1986	19
1987	17.9
1988	16.9
1989	15.9
1990	14.9
1991	14.1
1992	13.3
1993	12.5
1994	11.8
1995	11.1
1996	10.4
1997	9.8
1998	9.2
1999	8.7
2000	8.2
2001	7.7
2002	7.3
2003	6.8
2004	6.4
2005	6.1
2006	5.7
2007	5.4
2008	5.1
2009	4.8
2010	4.5
2011	4.2
2012	4
2013	3.8
2014	3.5
2015	3.3