Year % of male population 1960 33.5730010773338 1961 33.3730058822183 1962 32.9329016411745 1963 32.3965464614311 1964 31.8739091566983 1965 31.3838738495419 1966 30.9580364212193 1967 30.5859677707791 1968 30.1916901819597 1969 29.7705118177829 1970 29.3062066379149 1971 28.8111315735625 1972 28.2802737280571 1973 27.6837838842822 1974 27.0474738837875 1975 26.3833110218652 1976 25.7203484476212 1977 25.0713632717028 1978 24.4321371103544 1979 23.8203386012989 1980 23.2607471372255 1981 22.7720923283783 1982 22.3309971446583 1983 21.9153871644759 1984 21.5225735697313 1985 21.1367802116037 1986 20.7537643134073 1987 20.4227624784854 1988 20.172232424626 1989 20.0007093078928 1990 19.9160390171626 1991 19.9323020800449 1992 20.0257947573898 1993 20.1278785673442 1994 20.1923739915879 1995 20.221269296741 1996 20.2054502329232 1997 20.1110299984721 1998 19.9334369509393 1999 19.7125325712364 2000 19.485970368884 2001 19.2511679718024 2002 19.0088928559622 2003 18.7591444870046 2004 18.4680335782429 2005 18.1521650493354 2006 17.8404520362801 2007 17.5595625569587 2008 17.3585825747724 2009 17.1808312101394 2010 17.0091065236413 2011 16.8557326644551 2012 16.665588301899 2013 16.4140678130768 2014 16.1253145036929 2015 15.8396977641714 2016 15.6774130392221 2017 15.6757372937939 2018 15.7269451747979 2019 15.7652697713582 2020 15.7829241883091 2021 15.7884537747275 2022 15.6083287529503 2023 15.2199974079834