Year % of male population 1960 1.36759198495723 1961 1.3844878148221 1962 1.38787713252176 1963 1.39124433420514 1964 1.39825686090903 1965 1.40145719745551 1966 1.41520032252718 1967 1.4282988821457 1968 1.43609601881648 1969 1.45220451896134 1970 1.47910011222039 1971 1.50225021422847 1972 1.5338603565899 1973 1.58164370265616 1974 1.62508300575973 1975 1.68264375751268 1976 1.74760014206217 1977 1.80663343446288 1978 1.86070654182786 1979 1.90158608270123 1980 1.92112666660371 1981 1.94404865132296 1982 1.98174272395384 1983 2.01920032300957 1984 2.06691631561556 1985 2.12020516326277 1986 2.15489156613971 1987 2.16892912700293 1988 2.18049621445171 1989 2.17381806628229 1990 2.07653400171669 1991 1.87146376905047 1992 1.62822001678645 1993 1.39494418277949 1994 1.27310081663245 1995 1.33405738039732 1996 1.52922253510155 1997 1.7764572240497 1998 2.02298352949846 1999 2.19859030413106 2000 2.27857000082683 2001 2.31276258989197 2002 2.32513758423954 2003 2.331005524579 2004 2.34743756628653 2005 2.38282984123824 2006 2.41983683411998 2007 2.4512469141146 2008 2.4615538953605 2009 2.44290587341254 2010 2.40355119661918 2011 2.35789811157006 2012 2.32235981276045 2013 2.31909759580501 2014 2.35231046963554 2015 2.43707721655213 2016 2.56606848335437 2017 2.7048124498671 2018 2.87291314343469 2019 3.05783769455886 2020 3.19726225714388 2021 3.33453847570772 2022 3.52388986728238 2023 3.70874362286177