Year	per 1,000 live births
1968	12.9
1969	12.8
1970	12.6
1971	12.4
1972	12.1
1973	11.7
1974	11.1
1975	10.4
1976	9.6
1977	8.8
1978	8.1
1979	7.5
1980	7.1
1981	6.7
1982	6.4
1983	6.1
1984	5.9
1985	5.7
1986	5.5
1987	5.3
1988	5.1
1989	4.8
1990	4.6
1991	4.4
1992	4.2
1993	4
1994	3.9
1995	3.7
1996	3.7
1997	3.6
1998	3.6
1999	3.5
2000	3.5
2001	3.5
2002	3.4
2003	3.4
2004	3.3
2005	3.3
2006	3.2
2007	3.1
2008	3
2009	2.9
2010	2.8
2011	2.6
2012	2.5
2013	2.4
2014	2.4
2015	2.3
2016	2.3
2017	2.3
2018	2.3
2019	2.4
2020	2.4
2021	2.4
2022	2.3