Year % of male population 1960 4.79327848441144 1961 4.77059796606489 1962 4.76945446739974 1963 4.77579806087389 1964 4.76831082829416 1965 4.74089882716108 1966 4.69342362813392 1967 4.62307926426813 1968 4.53858689276684 1969 4.45438523075419 1970 4.37472031560645 1971 4.29880533495514 1972 4.22961798307213 1973 4.16305954395474 1974 4.08932156167857 1975 4.00554115989782 1976 3.91695897533983 1977 3.82549655268754 1978 3.73112461357765 1979 3.63507272158427 1980 3.53962866883817 1981 3.44626538534358 1982 3.35744223222397 1983 3.28018215361745 1984 3.22226208894693 1985 3.18750870748917 1986 3.17531516472136 1987 3.18344485227143 1988 3.21994268352984 1989 3.36024225338304 1990 3.57658548238432 1991 3.77886786639478 1992 3.96559518584998 1993 4.1273762526502 1994 4.20007588774235 1995 4.20297322389612 1996 4.20711068161004 1997 4.2128250405779 1998 4.21998704495536 1999 4.22699866583753 2000 4.23331104490039 2001 4.2384624899348 2002 4.24178511022177 2003 4.2436889633703 2004 4.24609275681604 2005 4.25029362746445 2006 4.26070118468975 2007 4.28193258596497 2008 4.31509670617046 2009 4.36058103735735 2010 4.419875350021 2011 4.49580598733384 2012 4.5786875087262 2013 4.65317255102701 2014 4.71304191235215 2015 4.75520458196283 2016 4.77435108273722 2017 4.77685436280716 2018 4.77515034508004 2019 4.7718331744182 2020 4.76500758087941 2021 4.75227772561682 2022 4.73723492065161 2023 4.72400563252535