Year	Per 1000 Births
1921	187
1922	167
1927	151
1928	145
1929	149
1930	143
1931	142
1932	144
1933	128
1934	141
1935	127
1936	141
1937	136
1938	140
1948	111
1949	107
1950	108
1951	115
1952	95
1953	88
1954	83
1955	81
1956	71
1957	77
1958	75.3
1959	65
1960	57.8
1961	53
1962	49.6
1963	46.8
1964	43.9
1965	40.8
1966	37.9
1967	35.7
1968	34.4
1969	33.4
1970	32.2
1971	30.6
1972	28.8
1973	26.9
1974	25.4
1975	24.5
1976	23.9
1977	23.3
1978	22.5
1979	21.7
1980	21
1981	20.5
1982	20
1983	19.3
1984	18.6
1985	17.8
1986	17.1
1987	16.6
1988	16.1
1989	15.7
1990	15.1
1991	14.7
1992	14.3
1993	13.9
1994	13.5
1995	12.6
1996	11.6
1997	10.4
1998	9.4
1999	8.6
2000	8.1
2001	7.6
2002	7.3
2003	7
2004	6.7
2005	6.6
2006	6.3
2007	6
2008	5.8
2009	5.3
2010	5
2011	4.7
2012	4.6
2013	4.5
2014	4.5
2015	4.5