Year	Per 1000 Births
1966	28.6
1967	27.9
1968	27
1969	26.3
1970	25.7
1971	25.2
1972	24.8
1973	24.3
1974	24.1
1975	24.2
1976	24.2
1977	23.9
1978	23.5
1979	23
1980	22.4
1981	21.8
1982	21
1983	20.3
1984	19.5
1985	18.7
1986	18
1987	17.4
1988	17.1
1989	17.2
1990	17.4
1991	17.5
1992	17.6
1993	17.3
1994	16.9
1995	16.1
1996	15.1
1997	14.1
1998	13.2
1999	12.4
2000	11.8
2001	11.2
2002	10.8
2003	10.3
2004	9.7
2005	9.1
2006	8.5
2007	7.9
2008	7.3
2009	6.7
2010	6.2
2011	5.7