Year % of male population 1960 37.2140503920932 1961 37.4778552687641 1962 37.6878863463833 1963 37.8499463643439 1964 37.969813251471 1965 38.0568658934288 1966 38.1479969677532 1967 38.234514363626 1968 38.2749251669353 1969 38.1972795179434 1970 38.2816855503427 1971 38.5803180456326 1972 38.8504658139902 1973 39.0644648132717 1974 39.1876163873371 1975 39.2093365576701 1976 39.0877302997049 1977 38.8949950406134 1978 38.7028525570876 1979 38.4605270078367 1980 38.1613855771174 1981 37.820873331394 1982 37.431380712936 1983 36.978507417346 1984 36.4509737953721 1985 35.8223664075412 1986 35.1633295675793 1987 34.5485844996522 1988 33.9486551154162 1989 33.3223972622112 1990 32.7268809600106 1991 32.2396007372994 1992 31.8371102581629 1993 31.4946281267485 1994 31.2022269034005 1995 30.9342462125485 1996 30.6836888963548 1997 30.5600767718202 1998 30.5145548142847 1999 30.42467262269 2000 30.3101913662661 2001 30.1228935039508 2002 29.8293673625364 2003 29.4664983598529 2004 29.0630053166062 2005 28.5879226835569 2006 28.0412470835701 2007 27.51668801834 2008 27.0523269664106 2009 26.5990495670763 2010 26.1504076724099 2011 25.7472366552937 2012 25.3980891719745 2013 25.0881033554638 2014 24.807876616648 2015 24.5373656726383 2016 24.2700274957773 2017 24.0332364463541 2018 23.8195360983966 2019 23.605255675336 2020 23.3916305592821 2021 23.1841771864737 2022 22.9396895187436 2023 22.6694086062112