Year	per 1,000 live births
1989	12.1
1990	11.3
1991	10.5
1992	9.9
1993	9.2
1994	8.7
1995	8.3
1996	7.9
1997	7.5
1998	7.2
1999	6.9
2000	6.6
2001	6.4
2002	6.1
2003	5.9
2004	5.7
2005	5.5
2006	5.3
2007	5.2
2008	5
2009	4.9
2010	4.8
2011	4.6
2012	4.5
2013	4.4
2014	4.2
2015	4.1
2016	3.9
2017	3.7
2018	3.5
2019	3.4
2020	3.2
2021	3
2022	2.9