Year	per 1,000 live births
1985	12.4
1986	12
1987	11.7
1988	11.3
1989	10.8
1990	10.3
1991	9.7
1992	9.3
1993	8.8
1994	8.4
1995	8
1996	7.6
1997	7.3
1998	7
1999	6.8
2000	6.5
2001	6.4
2002	6.2
2003	6.1
2004	5.9
2005	5.8
2006	5.7
2007	5.7
2008	5.7
2009	5.6
2010	5.5
2011	5.3
2012	5.2
2013	5.1
2014	5
2015	4.9
2016	4.9
2017	4.9
2018	4.9
2019	4.9
2020	4.9
2021	4.8
2022	4.8