Year	per 1,000 live births
1986	13.1
1987	12.5
1988	11.9
1989	11.4
1990	10.9
1991	10.5
1992	10.1
1993	9.7
1994	9.4
1995	9.2
1996	9
1997	8.9
1998	8.8
1999	8.7
2000	8.7
2001	8.7
2002	8.7
2003	8.7
2004	8.7
2005	8.6
2006	8.6
2007	8.6
2008	8.6
2009	8.7
2010	8.7
2011	8.8
2012	8.8
2013	8.9
2014	8.9
2015	9
2016	9.1
2017	9.1
2018	9.2
2019	9.2
2020	9.2
2021	9.1
2022	9