Year % of male population 1960 18.673647469459 1961 18.5510531784264 1962 18.428892249874 1963 18.3443001956251 1964 18.3029362307593 1965 18.2939577670918 1966 18.2508116883117 1967 18.135960591133 1968 18.0033672610393 1969 17.8151947665775 1970 17.6135745621986 1971 17.46426793714 1972 17.2930492490395 1973 17.0511500171644 1974 16.7347076487061 1975 16.3704365670407 1976 16.030732324051 1977 15.7817812092905 1978 15.5991027478348 1979 15.4617123999267 1980 15.3724766271661 1981 15.3399787423516 1982 15.3552773401874 1983 15.4001595320394 1984 15.4680306905371 1985 15.5501980368521 1986 15.6365357311879 1987 15.7276781651042 1988 15.8316194810309 1989 15.951604418727 1990 16.0794701986755 1991 16.1819448591619 1992 16.2496102276271 1993 16.2951370333613 1994 16.3068468569506 1995 16.2539380174372 1996 16.1149528513696 1997 15.8523688663283 1998 15.4449581796457 1999 14.9591280653951 2000 14.4398550113799 2001 13.9126185782406 2002 13.4682696697611 2003 13.1477421438162 2004 12.8978740144013 2005 12.6705485115766 2006 12.4874101344077 2007 12.357877402288 2008 12.2609633993172 2009 12.192417739628 2010 12.0442508269916 2011 11.7988924831405 2012 11.5516315916116 2013 11.2988939590258 2014 11.0424061987099 2015 10.7910175220483 2016 10.5427892234548 2017 10.2953381510496 2018 10.0397779066877 2019 9.77926023497418 2020 9.53295085185751 2021 9.32522769078918 2022 9.14826498422713 2023 8.97855660594881