Year	per 1,000 female adults
1960	217.367
1961	208.246
1962	198.914
1963	193.29
1964	180.488
1965	174.296
1966	168.124
1967	156.721
1968	148.38
1969	132.196
1970	119.951
1971	115.631
1972	120.457
1973	124.981
1974	123.029
1975	128.364
1976	125.174
1977	120.653
1978	124.001
1979	125.622
1980	118.513
1981	112.005
1982	111.696
1983	103.908
1984	101.975
1985	95.345
1986	91.921
1987	87.019
1988	79.13
1989	77.47
1990	82.945
1991	77.285
1992	73.177
1993	72.268
1994	72.255
1995	74.867
1996	74.815
1997	68.268
1998	66.471
1999	65.436
2000	63.735
2001	63.672
2002	63.758
2003	62.328
2004	63.297
2005	62.419
2006	61.561
2007	61.825
2008	61.631
2009	59.198
2010	53.093
2011	47.498
2012	43.105
2013	38.559
2014	36.813
2015	34.744
2016	32.864
2017	31.822
2018	31.962
2019	31.812
2020	43.207
2021	34.617
2022	29.964