Year	Per 1000 Births
1968	37
1969	35.7
1970	34.3
1971	33.2
1972	32
1973	31
1974	29.9
1975	29
1976	28.1
1977	27.3
1978	26.4
1979	25.6
1980	24.9
1981	24.3
1982	23.9
1983	23.3
1984	22.7
1985	22.3
1986	21.6
1987	21
1988	20.4
1989	19.9
1990	19.4
1991	19.1
1992	19
1993	18.9
1994	18.9
1995	19
1996	19.1
1997	19.3
1998	19.5
1999	19.2
2000	18.6
2001	17.6
2002	16.8
2003	16.1
2004	15.2
2005	14.4
2006	13.5
2007	12.7
2008	12
2009	11.4
2010	10.7
2011	10.1