Year	% of male population
1960	0.567422570298697
1961	0.517649653662306
1962	0.476143333425786
1963	0.447924048992546
1964	0.433080669157132
1965	0.432271269728252
1966	0.441451983841281
1967	0.455782497315415
1968	0.472369819833962
1969	0.489996797628721
1970	0.489226818490947
1971	0.463651606868924
1972	0.436464560637874
1973	0.4169797437156
1974	0.404230191392308
1975	0.384618010443307
1976	0.35754345155434
1977	0.340175053239171
1978	0.335894987290881
1979	0.344301436150663
1980	0.359796734483434
1981	0.374329477014082
1982	0.387367999462917
1983	0.399023528437823
1984	0.407554767909684
1985	0.412196863224699
1986	0.414324876628888
1987	0.416989071391756
1988	0.422010476081561
1989	0.429780178694062
1990	0.436112296720915
1991	0.440157903692553
1992	0.446233515274901
1993	0.45403919229201
1994	0.461761856395946
1995	0.466504740811616
1996	0.465809038278444
1997	0.466914160070418
1998	0.475548277365473
1999	0.489623600737515
2000	0.496548079297366
2001	0.491657773433789
2002	0.486764820824715
2003	0.484874814698937
2004	0.484088169760455
2005	0.484736303558538
2006	0.487809488406332
2007	0.491039623749599
2008	0.491267268768741
2009	0.492630392834123
2010	0.49521579867871
2011	0.495950676804802
2012	0.497917970184049
2013	0.503255672377195
2014	0.511849945588586
2015	0.512932683362355
2016	0.50696584044576
2017	0.50381221500033
2018	0.503049461414344
2019	0.50440864582753
2020	0.507391443185527
2021	0.492053758913635
2022	0.47976987719583
2023	0.489411210839051