Year % of male population 1960 17.215633603246 1961 17.3215275846523 1962 17.445498698135 1963 17.5873380187794 1964 17.7381946076485 1965 17.8801831659372 1966 18.0115861932994 1967 18.1306898644548 1968 18.2407453264153 1969 18.3479385308407 1970 18.4483457030848 1971 18.5465305274153 1972 18.6417969840105 1973 18.7374854963324 1974 18.8264014114971 1975 18.8938930686353 1976 18.9608276395543 1977 18.9924673999496 1978 19.0760681476679 1979 19.0393557190497 1980 18.857221431858 1981 18.7210252899695 1982 18.4075568828887 1983 17.9706494919411 1984 17.6446962186107 1985 17.4109925081217 1986 17.239688769538 1987 17.1893284759091 1988 17.1961796552844 1989 16.9237437443062 1990 16.8533920478966 1991 17.1783709891558 1992 17.4164828599502 1993 17.50864834524 1994 17.4337671549669 1995 17.1020362794804 1996 16.5650094508384 1997 16.0182408056965 1998 15.5503041057246 1999 15.1826432316616 2000 14.9032478562604 2001 14.6912550066756 2002 14.4961380147264 2003 14.2530804001961 2004 13.973753359037 2005 13.7308620469429 2006 13.5756273123776 2007 13.5220309727657 2008 13.5654527397049 2009 13.6817316864864 2010 13.837140975784 2011 14.0136306296133 2012 14.1897979126913 2013 14.3270458011221 2014 14.407639411513 2015 14.4327359859178 2016 14.4008704505553 2017 14.3074068416033 2018 14.1672956873424 2019 13.9962399841541 2020 13.810764354824 2021 13.6361886917913 2022 13.4789617165369 2023 13.3118090066253