Year % of male population 1960 8.61994571149672 1961 9.43079477889178 1962 10.2047441858771 1963 10.9163916623811 1964 11.5642851586235 1965 11.959303433204 1966 12.1462353948159 1967 12.3507358956119 1968 12.5626435073061 1969 12.8057157766081 1970 13.0873438979708 1971 13.374418060463 1972 13.6337137906343 1973 13.808447421304 1974 13.8574005582106 1975 13.7884651729195 1976 13.6003770128239 1977 13.3143046883736 1978 12.9923637511114 1979 12.6979822917226 1980 12.459712420918 1981 12.2949512025317 1982 12.2000312111814 1983 12.1602071698589 1984 12.1429482556947 1985 12.1089026514031 1986 12.0559393112896 1987 11.9889685175474 1988 11.9096621714095 1989 11.8483677488661 1990 11.8186358648382 1991 11.7857890493035 1992 11.7600705859061 1993 11.7894836570431 1994 11.8877479577454 1995 12.0459727530909 1996 12.2661014900221 1997 12.5052719322099 1998 12.6869367362992 1999 12.7796709967961 2000 12.8226851210529 2001 12.8330310503424 2002 12.7889598503492 2003 12.711199752878 2004 12.6000290438449 2005 12.4088149946021 2006 12.0983219280339 2007 11.6840849124631 2008 11.1881340265179 2009 10.6409529659127 2010 10.0941096018588 2011 9.60065507996898 2012 9.2038871609702 2013 8.90006299746855 2014 8.68453012322325 2015 8.54312912516541 2016 8.46819711324108 2017 8.49101433695008 2018 8.63042053971836 2019 8.83552862804854 2020 9.02660697825006 2021 9.16340463890418 2022 9.22946391013289 2023 9.25378240579183