Year	per 1,000 live births
1985	24.1
1986	24.7
1987	25.2
1988	25.8
1989	26.4
1990	26.8
1991	27
1992	27
1993	26.7
1994	26.4
1995	25.9
1996	25.3
1997	24.7
1998	24
1999	23.3
2000	22.6
2001	21.9
2002	21.2
2003	20.5
2004	19.8
2005	19.2
2006	18.6
2007	18
2008	17.6
2009	17.3
2010	17.1
2011	17.1
2012	17.3
2013	17.6
2014	18
2015	18.6
2016	19.3
2017	19.8
2018	20.2
2019	20.3
2020	20.3
2021	20
2022	19.6