Year % of male population 1960 31.861177326272642 1961 31.98818289719204 1962 31.882869491045668 1963 31.77357194581817 1964 31.752925111035484 1965 31.81514841335141 1966 31.544328944334104 1967 31.056177783635565 1968 30.64271320078567 1969 30.144371366859957 1970 29.600364933193863 1971 29.007702151343075 1972 28.348750452231265 1973 27.645157207404626 1974 26.955291024148007 1975 26.267502146792356 1976 25.580659621071597 1977 24.956481747005505 1978 24.39933188599739 1979 23.91410260926586 1980 23.53865705396473 1981 23.272882279766133 1982 23.08019613773299 1983 22.899697602660158 1984 22.712081996020064 1985 22.51241931111757 1986 22.33283743097879 1987 22.258013576218726 1988 22.28120838304206 1989 22.34406786117747 1990 22.435117938351983 1991 22.539561390562934 1992 22.629039286895306 1993 22.6798841831789 1994 22.66362341735247 1995 22.583955452843977 1996 22.47848522581874 1997 22.379779439812445 1998 22.288986674458403 1999 22.18546091332517 2000 22.043917465816783 2001 21.868771723614977 2002 21.697928534811552 2003 21.52857116800679 2004 21.32612562136066 2005 21.09428329867416 2006 20.878788161830673 2007 20.705780931825174 2008 20.56010798463811 2009 20.416396424225734 2010 20.26355143837137 2011 20.123437548626466 2012 20.002482287806714 2013 19.883317901078875 2014 19.760590009180426 2015 19.630256126462786 2016 19.503713312744278 2017 19.379280850592863 2018 19.226333923433614 2019 19.043976193259628 2020 18.82377469790876 2021 18.56774714842662 2022 18.291776704749182 2023 18.00710239228837