Year % of female population 1960 4.74523829425411 1961 4.75102653125179 1962 4.7510772316075 1963 4.74644990793619 1964 4.7396182035189 1965 4.73222436984455 1966 4.72380788258412 1967 4.71469607045705 1968 4.70517213085028 1969 4.69543444528963 1970 4.68655776800132 1971 4.67707549767366 1972 4.66638507057977 1973 4.65501437931031 1974 4.64198082360497 1975 4.62684389932246 1976 4.61249141599589 1977 4.60187828727912 1978 4.59234401035426 1979 4.58000212246498 1980 4.56549677171111 1981 4.54852348075535 1982 4.5289303427227 1983 4.51014140528608 1984 4.49679981915134 1985 4.4892877031932 1986 4.48163864679475 1987 4.46573935002281 1988 4.426864770681 1989 4.3490762876242 1990 4.28172666879632 1991 4.24947222606135 1992 4.22647134245441 1993 4.22407936856403 1994 4.25455565242366 1995 4.27706389600121 1996 4.27418182948972 1997 4.27223107943852 1998 4.27036323620181 1999 4.26570548291973 2000 4.25855007528687 2001 4.25081937126734 2002 4.24385060654189 2003 4.23678618301691 2004 4.22915754599677 2005 4.21982365420781 2006 4.20766944691159 2007 4.1935156991138 2008 4.18009536966383 2009 4.17119610320997 2010 4.17010858557058 2011 4.18142570936494 2012 4.20573003184492 2013 4.2406525236891 2014 4.28763975286272 2015 4.345202726187 2016 4.4046816349762 2017 4.46395098003451 2018 4.52476753939826 2019 4.57844640453695 2020 4.61853571288966 2021 4.64697661770179 2022 4.66379275453122 2023 4.66944536153341