Year	Per 1000 Births
1970	36.1
1971	34.4
1972	32.7
1973	31.2
1974	29.7
1975	28.3
1976	26.9
1977	25.7
1978	24.5
1979	23.4
1980	22.3
1981	21.4
1982	20.5
1983	19.6
1984	18.7
1985	17.9
1986	17.1
1987	16.3
1988	15.6
1989	14.9
1990	14.2
1991	13.5
1992	12.9
1993	12.3
1994	11.7
1995	11.2
1996	10.7
1997	10.2
1998	9.7
1999	9.3
2000	8.8
2001	8.4
2002	8
2003	7.7
2004	7.3
2005	7
2006	6.6
2007	6.3
2008	6
2009	5.7
2010	5.5
2011	5.2
2012	5
2013	4.7
2014	4.5
2015	4.3