Year	Per 1000 Births
1919	21
1920	22.75
1921	24.5
1922	21.88
1923	22.75
1924	21.88
1925	24.5
1933	23.62
1936	21
1937	26.25
1939	26.25
1940	27.12
1942	23.62
1945	25.38
1946	29.75
1953	38.5
1960	50.75
1962	53.68
1963	57.05
1964	56.92
1965	58.74
1966	64.55
1967	66.66
1968	66.13
1969	64.59
1970	63.98
1971	67.92
1972	69.07
1973	64.01
1974	60.34
1975	54.71
1976	49.81
1977	46.87
1978	43.33
1979	41.07
1980	38.19
1981	38.01
1982	34.33
1983	32.43
1984	30.39
1985	30.37
1986	30.21
1987	31.76
1988	31.84
1989	33.61
1990	34.97
1991	33.86
1992	32.95
1993	32.16
1994	31.35
1995	33.39
1996	33.05
1997	32.83
1998	29.24
1999	28.93
2000	28.19
2001	27.46
2002	25.55
2003	25.89
2004	27.09
2005	27.16
2006	28.12
2007	31.27
2008	32.85
2009	29.39
2010	28.84