Year	% of male population
1960	19.1029716960304
1961	19.1755945025306
1962	19.3071429318332
1963	19.4946765279584
1964	19.7001508117219
1965	19.8270094619134
1966	19.8362492937788
1967	19.7241119348064
1968	19.4816380862892
1969	19.0460501305218
1970	18.4566191983122
1971	17.9242996995251
1972	17.5531028572789
1973	17.3251022383167
1974	17.3055649448422
1975	17.431462436288
1976	17.5689833259554
1977	17.71174814066
1978	17.8510340538019
1979	17.9711267216107
1980	18.0542152820423
1981	18.0229994009887
1982	17.8676834639695
1983	17.6663209829987
1984	17.4540537218022
1985	17.2453808089371
1986	17.0474733807871
1987	16.8683855960017
1988	16.6932578631953
1989	16.5108535393417
1990	16.3281757195412
1991	16.1907637222655
1992	16.1035364405329
1993	16.0104693416004
1994	15.8482964436707
1995	15.6006633627838
1996	15.2669816114886
1997	14.9254817753353
1998	14.6601643161548
1999	14.4792228588904
2000	14.3475399045582
2001	14.246673714867
2002	14.137890987922
2003	13.96459711365
2004	13.7413664705109
2005	13.4788253740768
2006	13.1920734441065
2007	12.8970037704456
2008	12.6035331028426
2009	12.288946688967
2010	11.9041859715064
2011	11.508543294808
2012	11.1843545019548
2013	10.9260837534488
2014	10.7321467399745
2015	10.6188748684141
2016	10.5379928354203
2017	10.4365347650295
2018	10.3286043283652
2019	10.131210958233
2020	9.83451536643026
2021	9.53930939892313
2022	9.25338777994278
2023	8.94938995742537