Year % of male population 1960 3.68317696907675 1961 3.69321168057995 1962 3.70356112263344 1963 3.7119162615709 1964 3.71393393332338 1965 3.70806361220791 1966 3.69505744752629 1967 3.67462146716433 1968 3.64737442597714 1969 3.61566883824501 1970 3.58013747954408 1971 3.5402799818305 1972 3.49576648922745 1973 3.44571106206921 1974 3.38931355819736 1975 3.32660976937481 1976 3.25839715251914 1977 3.18502583747104 1978 3.10745365952359 1979 3.02781525623426 1980 2.94912252620821 1981 2.87483344888119 1982 2.80726284364464 1983 2.74703451817466 1984 2.69588619822181 1985 2.65373646517424 1986 2.62047739817031 1987 2.59780113553155 1988 2.58461277043968 1989 2.57533715509877 1990 2.56732819328082 1991 2.56073727306224 1992 2.55563835572295 1993 2.55527566306902 1994 2.56253428619447 1995 2.57544990672935 1996 2.58495804956782 1997 2.57486033201114 1998 2.50149322402467 1999 2.38017525737848 2000 2.2675521091928 2001 2.17440442332579 2002 2.10881723020061 2003 2.10282143944985 2004 2.14176987648177 2005 2.18063942243408 2006 2.21404123695371 2007 2.24322762493797 2008 2.26869047783979 2009 2.29230350615199 2010 2.31333992416646 2011 2.33092354771453 2012 2.34590673209306 2013 2.35758786849189 2014 2.36701332638382 2015 2.37635175931617 2016 2.38648504566028 2017 2.39822496066497 2018 2.41236735397941 2019 2.42713213545648 2020 2.44133994532776 2021 2.45706050865533 2022 2.47747287297147 2023 2.50659163294177