Year % of male population 1960 17.8547563104913 1961 17.9265885515098 1962 17.9899805745834 1963 18.0071670316544 1964 17.9837568568161 1965 17.924813165245 1966 18.0230404504371 1967 18.2178145221902 1968 18.2321645815554 1969 18.0172599011674 1970 17.6811797999684 1971 17.3018147911522 1972 16.8398356592306 1973 16.3043841755008 1974 15.7874617737003 1975 15.3855130449279 1976 15.1402495185464 1977 15.069369612069 1978 15.1438684437821 1979 15.297960833179 1980 15.4885276297057 1981 15.70414740543 1982 15.9328 1983 16.1753839865428 1984 16.3479790731052 1985 16.4842805320435 1986 16.6317033535234 1987 16.728227621631 1988 16.7737390814314 1989 16.7730925905538 1990 16.7243771978281 1991 16.6827539700379 1992 16.652800166398 1993 16.565744498355 1994 16.4234267189727 1995 16.234314821717 1996 16.0206402386833 1997 15.8039064755124 1998 15.5925426455627 1999 15.3797799895233 2000 15.1419413919414 2001 14.9304072133654 2002 14.6758845776411 2003 14.3273905996759 2004 14.0174542989684 2005 13.833191347892 2006 13.7059771193181 2007 13.6480076850721 2008 13.7470542026709 2009 13.9259287806382 2010 14.1153871630125 2011 14.3624498459304 2012 14.6098744370764 2013 14.743467997938 2014 14.7709327742338 2015 14.697446905847 2016 14.5395911715242 2017 14.3601393823449 2018 14.2030399636618 2019 14.0611028315946 2020 13.8904472684993 2021 13.6910408379634 2022 13.4792978066231 2023 13.2429694215891