Year	per 1,000 live births
1968	48.3
1969	47.6
1970	46.7
1971	45.8
1972	45
1973	44.3
1974	44
1975	43.8
1976	43.8
1977	43.8
1978	43.8
1979	43.9
1980	43.9
1981	44
1982	44
1983	43.9
1984	43.6
1985	43.1
1986	42.7
1987	42.2
1988	41.6
1989	40.9
1990	40.2
1991	39.4
1992	38.7
1993	38.1
1994	37.5
1995	37
1996	36.3
1997	35.6
1998	34.9
1999	34
2000	32.9
2001	31.8
2002	30.6
2003	29.5
2004	28.4
2005	27.4
2006	26.6
2007	25.9
2008	25.3
2009	24.7
2010	24.2
2011	23.7
2012	23.4
2013	23.1
2014	22.8
2015	22.6
2016	22.3
2017	22.1
2018	21.7
2019	21.2
2020	20.7
2021	20.1
2022	19.6