Year % of male population 1960 0.883353389831077 1961 0.877639629274977 1962 0.872922346262752 1963 0.86795688274173 1964 0.860427153824768 1965 0.849962460498344 1966 0.836919013588196 1967 0.82127203344372 1968 0.805137089177176 1969 0.791554744190127 1970 0.781014848632066 1971 0.774129868104644 1972 0.770801794677367 1973 0.768395205372027 1974 0.764480610878949 1975 0.758602107416867 1976 0.751343955048342 1977 0.74148030004065 1978 0.729280245190133 1979 0.716978372998575 1980 0.705796606509947 1981 0.696712376887345 1982 0.688146224718047 1983 0.67923206261328 1984 0.665968799900021 1985 0.648533516944203 1986 0.635249563146081 1987 0.626398906947399 1988 0.619981256492523 1989 0.617001704017882 1990 0.614362797606082 1991 0.61249298454604 1992 0.613337210476015 1993 0.616150942059994 1994 0.619276654764272 1995 0.621956387196396 1996 0.624815107638717 1997 0.627720863445059 1998 0.62914389575767 1999 0.628554869941351 2000 0.626349818293961 2001 0.62284582540904 2002 0.619051784845622 2003 0.615666634466575 2004 0.612932500208321 2005 0.611171852750885 2006 0.610510399680897 2007 0.61168685765132 2008 0.614172427309335 2009 0.615834839760003 2010 0.616247729958273 2011 0.615617482805808 2012 0.614594139899879 2013 0.614608581706463 2014 0.616266828192573 2015 0.619455452673882 2016 0.622848957023288 2017 0.624504418525456 2018 0.621511345434501 2019 0.615961135248595 2020 0.604667798970465 2021 0.588964283345368 2022 0.577472539590557 2023 0.572974894809705