Year % of female population 1960 5.8749979919053 1961 5.88276979555522 1962 5.95456687638212 1963 6.05328007986485 1964 6.19909064895815 1965 6.38041984912138 1966 6.51729665114841 1967 6.61699589647346 1968 6.69076990890864 1969 6.70885395192084 1970 6.49474931229798 1971 5.96210027761075 1972 5.28469993558641 1973 4.58263862781626 1974 4.17400547036514 1975 4.32299998423262 1976 4.88104027955069 1977 5.57457189055537 1978 6.25435090481082 1979 6.59894470736141 1980 6.6155605173274 1981 6.57761923468078 1982 6.4688393756262 1983 6.37345505538654 1984 6.35928421054555 1985 6.34105349242828 1986 6.27267953567521 1987 6.22617556008042 1988 6.18522248494854 1989 6.11122459316375 1990 6.01544772939737 1991 5.92343717183849 1992 5.85852806984873 1993 5.81320279955533 1994 5.79805643870702 1995 5.8309117100071 1996 5.89047071456879 1997 5.97102394389906 1998 6.06265016896016 1999 6.17040318740446 2000 6.21186244785016 2001 6.17150446422173 2002 6.19127981379118 2003 6.29965450410283 2004 6.41598506443904 2005 6.59964792905504 2006 6.87461380076659 2007 7.04313210139393 2008 7.17124344543319 2009 7.40762130259484 2010 7.64055217708378 2011 7.85679768079796 2012 7.95392891406203 2013 7.78015257693462 2014 7.40804453186021 2015 6.96420782757114 2016 6.57795953531038 2017 6.27547755306794 2018 6.06443377591789 2019 5.92263904684724 2020 5.83481051987218 2021 5.81183629241963 2022 5.80313240549908 2023 5.94031881481482