Year	per 1,000 live births
1960	27.8
1961	26.9
1962	26
1963	25
1964	24
1965	23.1
1966	22.1
1967	21.2
1968	20.3
1969	19.4
1970	18.5
1971	17.6
1972	16.7
1973	15.9
1974	15
1975	14.1
1976	13.3
1977	12.5
1978	11.7
1979	11
1980	10.3
1981	9.7
1982	9.2
1983	8.7
1984	8.3
1985	8
1986	7.7
1987	7.5
1988	7.3
1989	7
1990	6.8
1991	6.6
1992	6.4
1993	6.2
1994	6
1995	5.8
1996	5.6
1997	5.5
1998	5.4
1999	5.3
2000	5.3
2001	5.3
2002	5.3
2003	5.3
2004	5.3
2005	5.2
2006	5.2
2007	5.1
2008	5.1
2009	5
2010	5
2011	4.9
2012	4.8
2013	4.8
2014	4.7
2015	4.7
2016	4.6
2017	4.6
2018	4.5
2019	4.5
2020	4.5
2021	4.4
2022	4.3