Year % of female population 1960 3.44969421341917 1961 3.43387260179998 1962 3.4180448772684 1963 3.40128847777031 1964 3.38334555357704 1965 3.364049441308 1966 3.34284365475157 1967 3.32043396075389 1968 3.29697027688301 1969 3.27230925318196 1970 3.24662199042853 1971 3.21980281901847 1972 3.19169023630592 1973 3.16320192294722 1974 3.13484426673642 1975 3.11968744378948 1976 3.11394748610414 1977 3.11006191415032 1978 3.12400626534748 1979 3.16097720826073 1980 3.20868748360913 1981 3.24802565168339 1982 3.257269538733 1983 3.22323058139389 1984 3.14462506431228 1985 3.05332780565444 1986 2.98558350423131 1987 2.94355200977486 1988 2.91551284317384 1989 2.88309231206492 1990 2.83182912054719 1991 2.75783883551758 1992 2.66184912330096 1993 2.55839322772446 1994 2.47460163342875 1995 2.42169576383491 1996 2.39789046345304 1997 2.39783587280249 1998 2.41651753526247 1999 2.44392450312156 2000 2.46626675768711 2001 2.48584292864787 2002 2.50769305391848 2003 2.53006921256191 2004 2.56335816340771 2005 2.61340976091042 2006 2.67116284685182 2007 2.73273780047528 2008 2.79542396577785 2009 2.84582940045365 2010 2.88912303205216 2011 2.93782870643416 2012 2.99086958950392 2013 3.05200554136239 2014 3.1224759145626 2015 3.19957623803662 2016 3.27659710413134 2017 3.34485621703866 2018 3.40529889341963 2019 3.46354284784094 2020 3.50790814123694 2021 3.53580440970886 2022 3.56449932067411 2023 3.59341142480294