Year % of male population 1960 19.0047501358434 1961 18.8739100006641 1962 18.7267655682088 1963 18.5596069011971 1964 18.3744524373437 1965 18.2020551379219 1966 18.0445395147883 1967 17.8916303030754 1968 17.7273186376618 1969 17.5471183446556 1970 17.3562137595988 1971 17.0588111075916 1972 16.6787558490992 1973 16.3417446199493 1974 16.0409160863087 1975 15.7626981450253 1976 15.5061085519728 1977 15.2625964470729 1978 15.0308528376621 1979 14.8332258433628 1980 14.6802660501291 1981 14.4881293462514 1982 14.2292071157669 1983 13.9549460297727 1984 13.6776567437219 1985 13.4263682449188 1986 13.208238166496 1987 13.0423062998306 1988 12.9623985295351 1989 12.9687929658419 1990 13.0447072443697 1991 13.1570117250383 1992 13.3309102054821 1993 13.5336812201886 1994 13.6861731178485 1995 13.7850633226891 1996 13.7783772234389 1997 13.6771810892166 1998 13.5435778294059 1999 13.3770097623174 2000 13.1769418049668 2001 12.9488842829191 2002 12.6982058299666 2003 12.3772329652515 2004 12.0126740308791 2005 11.6850654190075 2006 11.4059039370599 2007 11.1859906200925 2008 11.0145436923192 2009 10.8723997512588 2010 10.7573175190331 2011 10.6693881964909 2012 10.594152654526 2013 10.5634154539356 2014 10.5725862761538 2015 10.5713885921409 2016 10.5553302954547 2017 10.5295728162622 2018 10.2710858978344 2019 10.1728268091574 2020 10.2632857954422 2021 10.1917891043872 2022 10.1225560757812 2023 10.0195700113709