Year	per 1,000 live births
1989	20.9
1990	20.5
1991	20
1992	19.6
1993	19.3
1994	18.9
1995	18.6
1996	18.2
1997	17.8
1998	17.4
1999	17.1
2000	16.9
2001	16.9
2002	16.9
2003	17
2004	17
2005	16.9
2006	16.6
2007	16.2
2008	15.8
2009	15.4
2010	14.9
2011	14.5
2012	14.1
2013	13.6
2014	13.2
2015	12.9
2016	12.5
2017	12.1
2018	11.7
2019	11.3
2020	11
2021	10.7
2022	10.3