Year	per 1,000 live births
1976	39.2
1977	35.3
1978	31.7
1979	28.5
1980	25.6
1981	23.2
1982	21
1983	19.2
1984	17.6
1985	16.2
1986	15
1987	14
1988	13.1
1989	12.3
1990	11.6
1991	11
1992	10.5
1993	10.1
1994	9.7
1995	9.4
1996	9.1
1997	8.9
1998	8.7
1999	8.5
2000	8.4
2001	8.2
2002	8.1
2003	8
2004	7.8
2005	7.7
2006	7.5
2007	7.4
2008	7.3
2009	7.1
2010	7
2011	6.8
2012	6.7
2013	6.5
2014	6.3
2015	6.1
2016	5.9
2017	5.6
2018	5.3
2019	5
2020	4.8
2021	4.5
2022	4.3