Year	% of male population
1960	2.7509981616727432
1961	2.772017510871529
1962	2.798303279865282
1963	2.806318202759286
1964	2.8088564731820633
1965	2.815575689886713
1966	2.815808617926229
1967	2.808006822177369
1968	2.800857813436547
1969	2.787081037284666
1970	2.7567092701302838
1971	2.704759336009177
1972	2.639538804505021
1973	2.5908709976575
1974	2.562126683037916
1975	2.543414299577838
1976	2.5500821876063715
1977	2.57719409939893
1978	2.604373213206822
1979	2.6310708222466612
1980	2.6549715362792767
1981	2.679711630348391
1982	2.7164496911692253
1983	2.753728769971164
1984	2.7775605181085723
1985	2.7852288821906304
1986	2.7708894013637515
1987	2.7299861928710287
1988	2.664189131392715
1989	2.5951129092704317
1990	2.54824996751187
1991	2.537270931712792
1992	2.56177408649992
1993	2.6061991941249154
1994	2.6388770799245553
1995	2.641741621172838
1996	2.619967006311881
1997	2.5684873682124105
1998	2.49572099012526
1999	2.4333297896528885
2000	2.384360989337224
2001	2.3541160603133853
2002	2.348279202532234
2003	2.3558716923164704
2004	2.3720054937995267
2005	2.397039210834063
2006	2.4184514895725857
2007	2.432689746556852
2008	2.4471507834407493
2009	2.4594103445922575
2010	2.4660257146602547
2011	2.470453941947554
2012	2.4746273617974497
2013	2.4817333015991268
2014	2.4920425954542984
2015	2.5051864206197085
2016	2.5193258122699675
2017	2.5341276763063645
2018	2.5494620534821673
2019	2.559764947691798
2020	2.5647795044991817
2021	2.567832115994219
2022	2.566511570730782
2023	2.583341209618166