Year % of male population 1960 15.48059207511 1961 15.6387195811676 1962 15.7749079266693 1963 15.8934181632684 1964 15.9663282794767 1965 15.9694701005563 1966 15.9157416500511 1967 15.8159532063316 1968 15.6727720748092 1969 15.5159175860886 1970 15.3708864038708 1971 15.2291656256151 1972 15.0777892881836 1973 14.9180950617031 1974 14.7508588117592 1975 14.5767744690338 1976 14.3961017841371 1977 14.2163396381706 1978 14.0503469964364 1979 13.9038423087884 1980 13.7818232884771 1981 13.6897965095375 1982 13.6228880068194 1983 13.5672419670921 1984 13.5136966751151 1985 13.4517042808693 1986 13.3656578030138 1987 13.2514112761254 1988 13.1173805930826 1989 12.9754093274808 1990 12.8361006499132 1991 12.7236524736752 1992 12.6443183368546 1993 12.5778623292944 1994 12.5101766408653 1995 12.4325145073256 1996 12.3258325716463 1997 12.1828707213957 1998 12.0170292079313 1999 11.8357702351499 2000 11.6448722775019 2001 11.4565024894696 2002 11.2763342042667 2003 11.1107232616588 2004 10.9674343862228 2005 10.8429374316084 2006 10.7302969404412 2007 10.6243566974822 2008 10.5240985968162 2009 10.425265297865 2010 10.3273992342141 2011 10.2331462927413 2012 10.1386703700642 2013 10.0402175764865 2014 9.94109858656636 2015 9.84210019529466 2016 9.76577642993284 2017 9.77234902794233 2018 9.90232458701572 2019 10.0475348798876 2020 10.0731169466222 2021 10.0240914633006 2022 9.8421127441957 2023 9.50687453296866