Year	per 1,000 live births
1985	10.9
1986	10.4
1987	9.9
1988	9.4
1989	9
1990	8.6
1991	8.2
1992	7.9
1993	7.5
1994	7.2
1995	6.9
1996	6.6
1997	6.4
1998	6.1
1999	5.9
2000	5.7
2001	5.5
2002	5.4
2003	5.2
2004	5.1
2005	5
2006	4.8
2007	4.7
2008	4.6
2009	4.5
2010	4.4
2011	4.3
2012	4.2
2013	4.1
2014	4
2015	3.9
2016	3.8
2017	3.6
2018	3.5
2019	3.4
2020	3.3
2021	3.2
2022	3.1