Year % of female population 1960 4.58816771970132 1961 4.5311971115875 1962 4.48326248671626 1963 4.44622862598733 1964 4.42069932446786 1965 4.38813478287983 1966 4.35030086192877 1967 4.31147475870834 1968 4.26670804080524 1969 4.20448301343388 1970 4.14343662597937 1971 4.11588954277954 1972 4.10963755156967 1973 4.09181463837159 1974 4.0706644287337 1975 4.0594995273867 1976 4.04386677497969 1977 4.03174299035575 1978 4.03323524320582 1979 4.04543332814688 1980 4.06010870067284 1981 4.06348045934996 1982 4.04299646728464 1983 4.00677285463836 1984 3.95073101152977 1985 3.86168081093824 1986 3.74888599938639 1987 3.64067835851132 1988 3.55305212767482 1989 3.48637402899868 1990 3.44691691649425 1991 3.43557254891016 1992 3.43028726407262 1993 3.43559124287969 1994 3.45272011938679 1995 3.50342319212666 1996 3.59648660054864 1997 3.69785824224559 1998 3.85270437654831 1999 4.06105587452738 2000 4.29703691608154 2001 4.61263763515524 2002 4.98445418268171 2003 5.32484970182293 2004 5.63483132616659 2005 5.94231725509697 2006 6.22885572139303 2007 6.48417153770473 2008 6.73819300673705 2009 6.95456651186965 2010 7.08477605271976 2011 7.14498691374112 2012 7.1267227550987 2013 7.03535478859412 2014 6.93861868015754 2015 6.83800392794543 2016 6.72974497148944 2017 6.69530822377594 2018 6.75077897532819 2019 6.86402377991447 2020 7.05304046613139 2021 7.20858438967253 2022 7.24516249864461 2023 7.29756976049955