Year % of male population 1960 4.17944292669746 1961 4.16083782937297 1962 4.13104143244671 1963 4.10270785003531 1964 4.07380386207915 1965 4.04785878378278 1966 4.01669130189999 1967 3.98032962297416 1968 3.94528627887366 1969 3.91275835421066 1970 3.89477545632525 1971 3.89051954607489 1972 3.88316494629682 1973 3.86868617194832 1974 3.85278637304562 1975 3.83324715887996 1976 3.79930080668983 1977 3.73462410130849 1978 3.63754940643952 1979 3.52264026073087 1980 3.42654532345266 1981 3.38738548313022 1982 3.39050975194388 1983 3.41058590254325 1984 3.4415126520854 1985 3.47040507798233 1986 3.47526359537975 1987 3.45875869094839 1988 3.43932060101168 1989 3.40983826794203 1990 3.35905487663005 1991 3.28785505921015 1992 3.2162800635455 1993 3.17569644479602 1994 3.1655832718311 1995 3.16026930828374 1996 3.16309161911769 1997 3.17178984582848 1998 3.16325155456977 1999 3.14020676497123 2000 3.12225711485813 2001 3.10559282739586 2002 3.08017077228093 2003 3.0492604679264 2004 3.02110722505376 2005 3.0028221875483 2006 2.99026880263239 2007 2.98112745177287 2008 2.97580919861383 2009 2.97184751256642 2010 2.97245386271533 2011 2.98774635956744 2012 3.02193791189874 2013 3.07339240205946 2014 3.1413608244538 2015 3.21893249539974 2016 3.29680872012958 2017 3.36472108054608 2018 3.41516526851325 2019 3.44757514525273 2020 3.46203904526947 2021 3.45735065655006 2022 3.43631652061531 2023 3.40820075707536