Year % of male population 1960 13.5485071102658 1961 14.0435821911726 1962 14.501793093356 1963 14.9119333515254 1964 15.2777829698664 1965 15.5937335202129 1966 15.8442559603938 1967 16.0083663650263 1968 16.068253091705 1969 16.0210533757462 1970 15.8828149672201 1971 15.6780006121487 1972 15.4343693580383 1973 15.1846457892658 1974 14.9579078822594 1975 14.7674854449939 1976 14.6086218310463 1977 14.4658625416245 1978 14.3336338454003 1979 14.2258480104705 1980 14.1521210650285 1981 14.1098025381054 1982 14.0998266770789 1983 14.125203717495 1984 14.1732996820494 1985 14.1229209082439 1986 13.9467002913404 1987 13.7953594815866 1988 13.7530957246697 1989 13.8573325214641 1990 14.1413518719657 1991 14.5492135078146 1992 14.9938990939773 1993 15.4889800981541 1994 15.9636572449703 1995 16.2767644896559 1996 16.3994725868706 1997 16.1866780457799 1998 15.5995192639273 1999 14.9047094714326 2000 14.3982847100724 2001 14.0301285539776 2002 13.6758815119319 2003 13.4193605040515 2004 13.145886208555 2005 12.8841754757611 2006 12.7544348431566 2007 12.6744396151438 2008 12.5429629182401 2009 12.4004127623186 2010 12.230886566444 2011 12.028822092004 2012 11.8981479040486 2013 11.8747193638513 2014 11.9570583314699 2015 12.1178982286384 2016 12.3234267445275 2017 12.5227554849997 2018 12.687535660778 2019 12.8056552224101 2020 12.8798990396626 2021 12.8781101570011 2022 12.7833751137014 2023 12.6414465635868