Year	per 1,000 live births
1971	35.4
1972	34.5
1973	33.6
1974	32.6
1975	31.1
1976	29.2
1977	26.8
1978	24.3
1979	21.9
1980	19.7
1981	17.9
1982	16.2
1983	14.6
1984	13.2
1985	11.9
1986	11
1987	10.4
1988	10.1
1989	10
1990	9.9
1991	9.8
1992	9.4
1993	9
1994	8.5
1995	8
1996	7.5
1997	7
1998	6.5
1999	6
2000	5.6
2001	5.2
2002	4.9
2003	4.5
2004	4.2
2005	3.9
2006	3.7
2007	3.4
2008	3.2
2009	3
2010	2.8
2011	2.6
2012	2.5
2013	2.4
2014	2.4
2015	2.4
2016	2.4
2017	2.4
2018	2.5
2019	2.5
2020	2.6
2021	2.7
2022	2.7