Year % of female population 1960 0.522781978493498 1961 0.53692609012024 1962 0.548084919426967 1963 0.558066882098589 1964 0.567511538351998 1965 0.576724392763799 1966 0.584795321637427 1967 0.592359700620461 1968 0.598507996359381 1969 0.60084038596089 1970 0.599477378695496 1971 0.594857266619035 1972 0.588240982964464 1973 0.581265658716872 1974 0.576134971073556 1975 0.574067416973149 1976 0.575624991933506 1977 0.57976844882082 1978 0.59157337507853 1979 0.606764389374935 1980 0.62181344205879 1981 0.643596212778146 1982 0.663426371511068 1983 0.676804374695682 1984 0.687032076066151 1985 0.694456726670746 1986 0.69894767877376 1987 0.70082526156511 1988 0.699889609084876 1989 0.680611151829509 1990 0.665305787090815 1991 0.668658132336047 1992 0.673055401877303 1993 0.676492884961488 1994 0.679558620105493 1995 0.683239800667826 1996 0.687498383117632 1997 0.692360435269999 1998 0.696660920740856 1999 0.699486737772884 2000 0.701751955645398 2001 0.703736675708345 2002 0.705711410498645 2003 0.708744353744252 2004 0.714442921597855 2005 0.722090176756407 2006 0.730121262047221 2007 0.738942501247562 2008 0.748025541685968 2009 0.756082711661681 2010 0.763047667401313 2011 0.769384528720176 2012 0.775185832373101 2013 0.781642146755849 2014 0.789442570264488 2015 0.798921206258258 2016 0.809600946102947 2017 0.820562035291654 2018 0.832836544472016 2019 0.847726546146602 2020 0.86062430215059 2021 0.848329372884094 2022 0.812677039163717 2023 0.792295382734422