Year	per 1,000 live births
1990	5.6
1991	5.4
1992	5.3
1993	5.1
1994	5
1995	4.9
1996	4.8
1997	4.8
1998	4.7
1999	4.6
2000	4.5
2001	4.6
2002	4.6
2003	4.6
2004	4.5
2005	4.4
2006	4.4
2007	4.3
2008	4.2
2009	4.1
2010	4.1
2011	4
2012	4
2013	4
2014	3.9
2015	3.9
2016	3.8
2017	3.8
2018	3.7
2019	3.7
2020	3.6
2021	3.4
2022	3.2