Year	per 1,000 live births
1977	101.7
1978	98.5
1979	95.3
1980	92
1981	88.8
1982	85.5
1983	82.2
1984	79
1985	75.8
1986	72.8
1987	70
1988	67.5
1989	65.5
1990	64.2
1991	63.6
1992	63.6
1993	63.9
1994	64.2
1995	64.4
1996	64.1
1997	63.2
1998	61.7
1999	59.6
2000	57.1
2001	54.4
2002	51.6
2003	49
2004	46.5
2005	44.2
2006	42.1
2007	40.4
2008	39.1
2009	38
2010	37.2
2011	36.7
2012	36.4
2013	36.3
2014	36.5
2015	36.7
2016	37
2017	37.3
2018	37.3
2019	37
2020	36.4
2021	35.8
2022	35