Year	Per 1000 Births
1970	25
1971	24.5
1972	23.9
1973	23.4
1974	22.8
1975	22.3
1976	21.8
1977	21.3
1978	20.9
1979	20.4
1980	19.9
1981	19.5
1982	19.1
1983	18.6
1984	18.2
1985	17.7
1986	17.3
1987	17
1988	16.7
1989	16.4
1990	16
1991	15.7
1992	15.4
1993	15.2
1994	14.9
1995	14.5
1996	14
1997	13.6
1998	13.1
1999	12.7
2000	12.3
2001	11.9
2002	11.5
2003	11.1
2004	10.6
2005	10.3
2006	9.9
2007	9.6
2008	9.3
2009	8.9
2010	8.6
2011	8.3
2012	8
2013	7.7
2014	7.5
2015	7.2