Year % of male population 1960 30.233827746172278 1961 30.42494558915058 1962 30.41009223349927 1963 30.3206534781942 1964 30.165206914308023 1965 29.960875567510286 1966 29.75326175424956 1967 29.550857763639428 1968 29.336002002404484 1969 29.085662614886935 1970 28.80277525839444 1971 28.516799523546297 1972 28.22182561606727 1973 27.90434312163913 1974 27.56938217051435 1975 27.22175613522797 1976 26.873171754387524 1977 26.531956838073043 1978 26.188058356629192 1979 25.879747591026526 1980 25.633056428941913 1981 25.421865780901033 1982 25.23315859533897 1983 25.05686949167922 1984 24.895725592783922 1985 24.746630096800423 1986 24.59180817554982 1987 24.43440902247487 1988 24.284509846578015 1989 24.123753573336405 1990 23.94953652947827 1991 23.74800521037542 1992 23.537487204458934 1993 23.329003971721647 1994 23.088886498858944 1995 22.81446114161494 1996 22.51782506751114 1997 22.19216164022069 1998 21.822989236250073 1999 21.430968459826918 2000 21.03678169036981 2001 20.624300991329907 2002 20.199771369673723 2003 19.81651733654699 2004 19.48845442667142 2005 19.193145646116395 2006 18.946750856240413 2007 18.76738036314721 2008 18.67398448652211 2009 18.63968468892281 2010 18.626094677118054 2011 18.634339141413726 2012 18.659987057624527 2013 18.703136842508513 2014 18.75934330438624 2015 18.82706431104885 2016 18.899537888642946 2017 18.968891182418936 2018 19.013225776810174 2019 19.025569032408423 2020 19.011930149098287 2021 18.989005415866046 2022 18.93395354079888 2023 18.792028170029255