Year % of male population 1960 4.1708768178391 1961 4.14166454369448 1962 4.11121795239438 1963 4.08138968314496 1964 4.05224713538161 1965 4.02440953101714 1966 3.99892270204668 1967 3.97544972500518 1968 3.95376228730488 1969 3.93190123820154 1970 3.91453177151548 1971 3.88150631297661 1972 3.83967060257263 1973 3.81234770024424 1974 3.79051167199648 1975 3.76798352431802 1976 3.74269038024931 1977 3.72420661147128 1978 3.71158077198651 1979 3.69682561587101 1980 3.6801350988072 1981 3.66772207143303 1982 3.66463001651621 1983 3.6674050360008 1984 3.67094514686118 1985 3.67615370096294 1986 3.68340071272369 1987 3.69171109734422 1988 3.70240402160983 1989 3.71970678931387 1990 3.74440422088237 1991 3.77751582764617 1992 3.79933172828553 1993 3.78436790267648 1994 3.74920024564736 1995 3.73424422146904 1996 3.7535804066176 1997 3.80049995703018 1998 3.88679799735388 1999 4.00522297083145 2000 4.11156097770029 2001 4.19611706297937 2002 4.26725972401976 2003 4.31977150023943 2004 4.35709880506447 2005 4.3880840160965 2006 4.42032039557652 2007 4.45533785695744 2008 4.49243468241563 2009 4.53410441699566 2010 4.58311343042175 2011 4.64806724022223 2012 4.73800676223615 2013 4.84543027915442 2014 4.95396133311374 2015 5.05297822607721 2016 5.13606242333151 2017 5.21275777657578 2018 5.27940966049563 2019 5.32740185963521 2020 5.3672594028242 2021 5.405932540953 2022 5.43914424471507 2023 5.47803449060307