Year % of male population 1960 17.504428187066186 1961 17.605367106754414 1962 17.702006498213446 1963 17.779526296384265 1964 17.83398001192358 1965 17.866029378884544 1966 17.878322162632106 1967 17.879780961318005 1968 17.877313571779755 1969 17.875209720892492 1970 17.872345928183723 1971 17.875819515210363 1972 17.89137001913289 1973 17.90740423519166 1974 17.91606694369296 1975 17.926188194560847 1976 17.94400264003622 1977 17.959509367302044 1978 17.979325531408325 1979 18.009126615496676 1980 18.0222765055059 1981 18.027549335848008 1982 18.044239015436595 1983 18.052308613799113 1984 18.042014475858057 1985 18.006385383310864 1986 17.947025617343357 1987 17.875708475967997 1988 17.782241114693626 1989 17.68009689647004 1990 17.57875584722755 1991 17.463566273448183 1992 17.344277042269457 1993 17.222379318254053 1994 17.08393312010737 1995 16.94418840608884 1996 16.82027084960717 1997 16.70094902014181 1998 16.571106029901152 1999 16.449561293675657 2000 16.342284789940173 2001 16.2474987543225 2002 16.18216124631535 2003 16.12690646997386 2004 16.057593756084984 2005 15.975961050388458 2006 15.885896907604206 2007 15.795891336592492 2008 15.716533784237706 2009 15.638409257689512 2010 15.551406313482024 2011 15.45621719515224 2012 15.354157530617945 2013 15.246660087505116 2014 15.12754455647578 2015 14.999460008435507 2016 14.867541249908593 2017 14.728948040748833 2018 14.589964102925581 2019 14.461797889118442 2020 14.342531541116895 2021 14.227956331034513 2022 14.117106214826174 2023 14.000368589137706