Year	per 1,000 female adults
1960	162.077
1961	159.259
1962	153.4
1963	144.514
1964	140.589
1965	134.874
1966	127.81
1967	127.453
1968	125.104
1969	128.32
1970	131.83
1971	123.048
1972	118.139
1973	118.081
1974	113.569
1975	116.027
1976	112.383
1977	114.256
1978	116.571
1979	126.285
1980	111.279
1981	114.495
1982	113.875
1983	111.599
1984	95.853
1985	91.772
1986	86.435
1987	81.281
1988	68.767
1989	73.573
1990	67.484
1991	64.577
1992	76.441
1993	74.565
1994	94.21
1995	81.604
1996	89.661
1997	87.13
1998	85.585
1999	97.237
2000	91.496
2001	87.138
2002	88.112
2003	89.715
2004	82.738
2005	88.023
2006	90.941
2007	88.983
2008	80.827
2009	82.698
2010	74.942
2011	74.572
2012	77.918
2013	71.915
2014	69.861
2015	71.989
2016	70.446
2017	68.225
2018	67.675
2019	65.403
2020	69.657
2021	67.548
2022	64.744