Year	% of male population
1960	3.7267989403248083
1961	3.7041720957428668
1962	3.68641602964055
1963	3.6665950060778876
1964	3.6481837763216274
1965	3.6311371649450446
1966	3.6122001997805038
1967	3.590951585371544
1968	3.5693738986006
1969	3.5476809537633485
1970	3.528831655056103
1971	3.5145124411517976
1972	3.500258339831894
1973	3.485028019300235
1974	3.4675286388151747
1975	3.4477907711630875
1976	3.4271071895317817
1977	3.406662536279612
1978	3.3894508626730615
1979	3.3689395792221983
1980	3.3276233050120645
1981	3.2861304533054585
1982	3.2591352988037756
1983	3.23605097832967
1984	3.212600134512994
1985	3.1837787508641373
1986	3.1632780031829095
1987	3.154822041519319
1988	3.151635343111118
1989	3.1560664776350444
1990	3.1691938533869815
1991	3.1873035592296244
1992	3.205231331280862
1993	3.2146830924564873
1994	3.2204733299190416
1995	3.219786280472044
1996	3.2087009787201444
1997	3.198171804065205
1998	3.191997840112623
1999	3.183684943317287
2000	3.1727124022628783
2001	3.1612560145885764
2002	3.1463971205109984
2003	3.134018597333863
2004	3.129711333867449
2005	3.135251035980172
2006	3.1509054524703464
2007	3.176362140351425
2008	3.207837832839315
2009	3.2428608689641543
2010	3.2799926211931387
2011	3.3172654497062504
2012	3.3547770363941383
2013	3.3912619243012103
2014	3.4265189766236923
2015	3.4582108054266025
2016	3.4831670139758892
2017	3.500929083678925
2018	3.5119581219386347
2019	3.5180140409924747
2020	3.524021455009431
2021	3.5354883427688115
2022	3.5585257399327426
2023	3.5994734947445