Year	per 1,000 live births
1989	19.2
1990	18.6
1991	18.1
1992	17.7
1993	17.4
1994	17.2
1995	17.3
1996	17.6
1997	18
1998	18.4
1999	18.8
2000	18.9
2001	19
2002	18.9
2003	18.8
2004	18.7
2005	18.5
2006	18.4
2007	18.3
2008	18.1
2009	18
2010	17.9
2011	17.7
2012	17.5
2013	17.2
2014	17
2015	16.5
2016	16.1
2017	15.6
2018	15.1
2019	14.6
2020	14.2
2021	13.8
2022	13.3