Year % of male population 1960 15.8669019409117 1961 16.0735462262508 1962 16.2663797012818 1963 16.4251495564656 1964 16.5510431107412 1965 16.6412163976669 1966 16.696453507547 1967 16.7253947193147 1968 16.7298870762726 1969 16.7070460747006 1970 16.670356400078 1971 16.6354528105958 1972 16.6110973636703 1973 16.604781778035 1974 16.6166983165392 1975 16.6354999922502 1976 16.652426937506 1977 16.6738906456139 1978 16.7028443210669 1979 16.7190117132071 1980 16.702111840379 1981 16.7168489316444 1982 16.8282606646226 1983 17.021090482644 1984 17.2613147133769 1985 17.4472099157799 1986 17.543346546331 1987 17.5886888501355 1988 17.6084626049389 1989 17.6323415338964 1990 17.6514687539015 1991 17.6343360516711 1992 17.6186973600202 1993 17.5202409647745 1994 17.3115059670537 1995 17.0594745031605 1996 16.7749086564531 1997 16.4951989211358 1998 16.2363584602071 1999 16.0002485064489 2000 15.7470272007948 2001 15.5113759353972 2002 15.3533641496544 2003 15.2151134441289 2004 15.0434307846246 2005 14.8603403428574 2006 14.6613119859752 2007 14.4718075641352 2008 14.3254614943121 2009 14.2114844476088 2010 14.1328688698678 2011 14.0992172794693 2012 14.0800276631526 2013 14.0462973128246 2014 13.9804185459927 2015 13.88936044922 2016 13.7866892686015 2017 13.6395259856619 2018 13.452546241868 2019 13.2729282475826 2020 13.1142092691264 2021 12.9641385787087 2022 12.8132945889439 2023 12.6613374317488