Year % of male population 1960 40.0087786678372 1961 40.1937595619981 1962 40.4265756926567 1963 40.5494338679144 1964 40.6173550788867 1965 40.5555897914447 1966 40.3120407306319 1967 39.9542545049746 1968 39.482060685742 1969 38.8856625412435 1970 38.1620770642516 1971 37.3424561940991 1972 36.4520197744896 1973 35.5047667150704 1974 34.5130669166764 1975 33.4802422123728 1976 32.4299498518727 1977 31.4174306832344 1978 30.5002698415294 1979 29.6975855621494 1980 29.0158647952062 1981 28.4507792082083 1982 27.992211982123 1983 27.6282882456133 1984 27.3291303110584 1985 27.05494672694 1986 26.7631682185376 1987 26.4327255831838 1988 26.0654061315742 1989 25.6993561706007 1990 25.319790675165 1991 24.9361879460332 1992 24.6242862337517 1993 24.3774412116381 1994 24.1603798721829 1995 23.9693044268797 1996 23.7937227197583 1997 23.5963331815392 1998 23.3690471952951 1999 23.1702454411585 2000 22.9843922434179 2001 22.7746910303445 2002 22.5884436503552 2003 22.4231584784383 2004 22.2191080124724 2005 21.9602881361195 2006 21.6845600699739 2007 21.4706529161892 2008 21.4075716640982 2009 21.4176870123207 2010 21.3371336561318 2011 21.1606171910053 2012 20.9358298904598 2013 20.6630965923048 2014 20.3419789099187 2015 19.9733853596924 2016 19.5928285627501 2017 19.2458350324929 2018 18.9395721106644 2019 18.6663934884241 2020 18.4333372978116 2021 18.2191369355539 2022 17.9587591470524 2023 17.6191004176368