Year % of male population 1960 17.354189076985 1961 17.3837150284451 1962 17.3361130834795 1963 17.192188976443 1964 16.9421033491982 1965 16.5969465087333 1966 16.1918924397761 1967 15.7880505414998 1968 15.4291194018182 1969 15.1269316264783 1970 14.8725564524892 1971 14.6561414327299 1972 14.4586857028173 1973 14.2488879457649 1974 14.0274544295054 1975 13.821547633169 1976 13.6240560263336 1977 13.4064648522029 1978 13.1701343474734 1979 12.9241472007603 1980 12.6798137234398 1981 12.4676290380467 1982 12.3235148122589 1983 12.2475106106531 1984 12.2162266803435 1985 12.2036167066667 1986 12.1852185964287 1987 12.1502968801254 1988 12.1017622952047 1989 12.033854551369 1990 11.9440456436793 1991 11.8249333798162 1992 11.6602915207566 1993 11.4529140245462 1994 11.2287859047278 1995 11.001506472726 1996 10.7631508799184 1997 10.4881555039348 1998 10.1648338823647 1999 9.80035459857068 2000 9.39666574014883 2001 8.97335741601293 2002 8.55650889064258 2003 8.16911752247867 2004 7.80261774443286 2005 7.44470895840501 2006 7.11303056291021 2007 6.80743853088409 2008 6.53014046608647 2009 6.30379665673751 2010 6.14179132096317 2011 6.04748143692682 2012 6.01005053536321 2013 6.00513980469018 2014 6.00515714215112 2015 5.97597009784324 2016 5.89926100463499 2017 5.77012689733639 2018 5.58520658696969 2019 5.37421138949409 2020 5.20611089528494 2021 5.10377255944262 2022 5.07510331930116 2023 5.10672741345143