Year	% of male population
1960	0.281202070920916
1961	0.283712667840014
1962	0.288890208151346
1963	0.293708096506468
1964	0.296421292900733
1965	0.297208888150766
1966	0.296589499104202
1967	0.294677001444985
1968	0.292174243230503
1969	0.290677773605324
1970	0.291199009241404
1971	0.293681198027248
1972	0.297569967681707
1973	0.302841860248108
1974	0.310053606701769
1975	0.319074634135106
1976	0.329801736040454
1977	0.341329307791419
1978	0.352287997701364
1979	0.361986692202112
1980	0.370607577265661
1981	0.378844585804057
1982	0.387300427758034
1983	0.396549519729185
1984	0.407382512062661
1985	0.420537291380891
1986	0.436226974329419
1987	0.454988381623479
1988	0.475597512244207
1989	0.496503699940886
1990	0.518128213688249
1991	0.540123794249384
1992	0.561651331110537
1993	0.582898324288609
1994	0.603803207157677
1995	0.622293046201025
1996	0.638491875543098
1997	0.657671109962133
1998	0.680876944193821
1999	0.702741752230319
2000	0.726145308682156
2001	0.757887066588742
2002	0.797218081703607
2003	0.843109778806057
2004	0.894453887425945
2005	0.950017136193002
2006	1.01363096124867
2007	1.08669673945163
2008	1.16442430848284
2009	1.24386289391062
2010	1.32830431412954
2011	1.41935898505973
2012	1.51692711560326
2013	1.62303461632129
2014	1.73693269160154
2015	1.85565894048691
2016	1.97422035418154
2017	2.09399042456351
2018	2.21959793079417
2019	2.35644488377689
2020	2.50310994840516
2021	2.62796243703963
2022	2.73214209372979
2023	2.83895539314778