Year	per 1,000 female adults
1960	182.611
1961	172.329
1962	167.545
1963	161.963
1964	158.201
1965	153.302
1966	149.059
1967	147.634
1968	146.113
1969	145.68
1970	149.66
1971	147.711
1972	143.432
1973	141.778
1974	139.257
1975	135.411
1976	131.262
1977	121.933
1978	117.433
1979	115.625
1980	112.885
1981	112.11
1982	108.277
1983	107.973
1984	106.988
1985	108.444
1986	108.224
1987	106.812
1988	105.577
1989	105.39
1990	105.871
1991	105.586
1992	104.446
1993	101.157
1994	99.962
1995	99.285
1996	98.775
1997	100.057
1998	97.491
1999	96.311
2000	99.582
2001	101.583
2002	99.83
2003	97.11
2004	93.367
2005	93.811
2006	93.988
2007	91.693
2008	92.019
2009	91.552
2010	94.476
2011	93.501
2012	92.618
2013	91.302
2014	90.336
2015	89.598
2016	88.826
2017	88.127
2018	87.146
2019	86.375
2020	85.887
2021	85.044
2022	81.857