Year	per 1,000 live births
1985	13.7
1986	13
1987	12.3
1988	11.7
1989	11.1
1990	10.5
1991	9.9
1992	9.4
1993	8.9
1994	8.5
1995	8.1
1996	7.7
1997	7.3
1998	7
1999	6.7
2000	6.4
2001	6.1
2002	5.8
2003	5.5
2004	5.3
2005	5
2006	4.8
2007	4.6
2008	4.3
2009	4.1
2010	4
2011	3.8
2012	3.6
2013	3.4
2014	3.2
2015	3.1
2016	2.9
2017	2.8
2018	2.7
2019	2.6
2020	2.5
2021	2.4
2022	2.3