Year % of male population 1960 67.0368388772168 1961 65.4257806411389 1962 62.6929418026509 1963 60.2123461917865 1964 57.9706008277437 1965 55.9411200663436 1966 54.1141816208674 1967 52.4863156271683 1968 51.0196278358399 1969 49.6637860341891 1970 49.0412594195329 1971 49.1813494293883 1972 49.3722894316366 1973 49.5233144706841 1974 49.673824724318 1975 49.8360469088011 1976 50.0156016671496 1977 50.2074236996548 1978 50.3985037512486 1979 50.5787337409557 1980 50.7099700958155 1981 50.7858221870967 1982 50.7715668970685 1983 50.7302994081805 1984 50.7859664565016 1985 50.6477401899537 1986 50.337657558193 1987 50.1366341261708 1988 49.979397711831 1989 49.8220640569395 1990 49.6573682539152 1991 49.522182347315 1992 49.462348372633 1993 49.5033268470278 1994 49.631806954501 1995 49.8327026639174 1996 50.1001662016976 1997 50.4413996381253 1998 50.8916451805195 1999 51.437043957055 2000 52.0444850913508 2001 52.4358209364691 2002 52.6718068160523 2003 52.9733571549667 2004 53.2365411631588 2005 53.4680719156851 2006 53.6641424527617 2007 53.8051593179927 2008 53.9164746543779 2009 54.0411883862255 2010 54.2076647075656 2011 54.3976257291672 2012 54.4404415914593 2013 54.3675718709451 2014 54.3435706026736 2015 54.3860173289513 2016 54.5070594856486 2017 54.6972257123464 2018 54.9489607324632 2019 55.2766446048001 2020 55.7493412762058 2021 56.3116827110969 2022 56.8377613374836 2023 57.3065976937916