Year % of male population 1960 37.6832512671286 1961 37.532374352513 1962 37.4387469635318 1963 37.2431659406592 1964 36.8335633610622 1965 36.4002406657137 1966 35.9336492471605 1967 35.3831521620576 1968 34.7322913652068 1969 34.0256212120478 1970 33.3094954832448 1971 32.6393697857045 1972 31.9740896163283 1973 31.2861040323103 1974 30.6186686125846 1975 29.9948381535624 1976 29.4184290030211 1977 28.9201648824598 1978 28.536377566199 1979 28.2473829305295 1980 28.0192248960851 1981 27.8537003118001 1982 27.691825446101 1983 27.5072267513473 1984 27.3293207052107 1985 27.1494851405725 1986 26.9620933959787 1987 26.7664530914969 1988 26.5528284648525 1989 26.3039675857562 1990 26.0007584807448 1991 25.5273281187664 1992 25.3006497630563 1993 25.4424661595487 1994 25.4901039912786 1995 25.271712552571 1996 24.831086357549 1997 24.2879999368503 1998 23.6759180437466 1999 23.1993552689976 2000 22.9462401232251 2001 22.8366643292676 2002 22.6121442958244 2003 22.2146576335191 2004 21.7805035320386 2005 21.3017927832004 2006 20.8133025617133 2007 20.3609102081931 2008 19.9340470960684 2009 19.5081310405999 2010 19.1194693246945 2011 18.7545816215886 2012 18.429505900236 2013 18.1592770810045 2014 17.9334018016458 2015 17.7367061780841 2016 17.5288210365793 2017 17.2905261979251 2018 17.0351712090376 2019 16.8375943571106 2020 16.7381132498389 2021 16.6910938049789 2022 16.6428691214873 2023 16.5558765886085