Year % of male population 1960 16.5823589965291 1961 16.711322887768 1962 16.8347608655497 1963 16.9557904439929 1964 17.0754239829188 1965 17.1768789237451 1966 17.2534317149047 1967 17.3202602955998 1968 17.369820289886 1969 17.3932697005882 1970 17.4071704912898 1971 17.4197757431388 1972 17.4282150216082 1973 17.4367023393615 1974 17.4606167792224 1975 17.495007769382 1976 17.52340689857 1977 17.5480043784494 1978 17.5766294630407 1979 17.5938186727135 1980 17.5947942149387 1981 17.5969443554014 1982 17.6063318211688 1983 17.6193628824655 1984 17.6393417837326 1985 17.6690477301245 1986 17.7033271354445 1987 17.7377550631358 1988 17.7595361120508 1989 17.7586627771261 1990 17.7455487282147 1991 17.7322213967345 1992 17.7247957584393 1993 17.7372581892793 1994 17.7696541273212 1995 17.8019638962603 1996 17.8309234747353 1997 17.853703001421 1998 17.8670534242883 1999 17.9014526117042 2000 17.9283319294814 2001 17.9159999121355 2002 17.8893808556961 2003 17.8322391033044 2004 17.7123338853694 2005 17.5447682367197 2006 17.3655290803071 2007 17.172881303293 2008 16.9823027336265 2009 16.8241836552697 2010 16.6771467346347 2011 16.5098550819798 2012 16.3262600524464 2013 16.1128046308176 2014 15.8596356289922 2015 15.5821450311608 2016 15.2984679260884 2017 15.0271306844601 2018 14.7875375910272 2019 14.5846969100751 2020 14.4103498669501 2021 14.2464143880291 2022 14.0697005142628 2023 13.8750160304243