Year % of male population 1960 30.8182335573826 1961 31.4202902551644 1962 31.8371528695001 1963 32.0755711363869 1964 32.1735593404075 1965 32.1315009585378 1966 32.302781513532 1967 32.744082872804 1968 33.0928695120522 1969 33.2707447141549 1970 33.0874712827815 1971 32.6098571182403 1972 32.0766471504397 1973 31.5189467592111 1974 30.9246005641451 1975 30.3106365692021 1976 29.7204911545429 1977 29.1626802312722 1978 28.6369096715521 1979 28.178749299296 1980 27.8604077123682 1981 27.6848469103776 1982 27.5816196793922 1983 27.4800870113898 1984 27.3513953033229 1985 27.2114931634409 1986 27.0681049936005 1987 26.9392475616886 1988 26.8058104421898 1989 26.707672919032 1990 26.7417135189682 1991 26.845021022814 1992 26.9125796687346 1993 26.936363820176 1994 26.904330470807 1995 26.8114857623837 1996 26.6751466658148 1997 26.4920055452865 1998 26.2398974986566 1999 25.8963328688735 2000 25.4590424663416 2001 24.9400157154542 2002 24.3531473630345 2003 23.7308770039753 2004 23.0860481371792 2005 22.4053520031285 2006 21.7491398846789 2007 21.23032752166 2008 20.9051365862734 2009 20.7673896721794 2010 20.7060005049202 2011 20.6544940390687 2012 20.6379886656547 2013 20.6702280676063 2014 20.9046246386233 2015 21.3238108603778 2016 21.7511060633263 2017 22.1434365393568 2018 22.4928794256924 2019 22.7754178196466 2020 22.9875071516131 2021 23.1936512284558 2022 23.380249039702 2023 23.446089555101