Year % of female population 1960 2.4622620579612904 1961 2.4650175883959737 1962 2.47518121370458 1963 2.493154110933365 1964 2.517792288138753 1965 2.5469614134093623 1966 2.581948765347747 1967 2.6183879761769204 1968 2.6517105943004604 1969 2.678757918523305 1970 2.7000849309031754 1971 2.7129695311197537 1972 2.7169595854081563 1973 2.7198992271520743 1974 2.728168130153242 1975 2.7461510988799125 1976 2.7717682730711446 1977 2.791824282100707 1978 2.803571191642596 1979 2.810445100019142 1980 2.821733856686602 1981 2.842771928972308 1982 2.8592549674431735 1983 2.869287802072332 1984 2.8818436626503403 1985 2.8988029666279966 1986 2.919748701078808 1987 2.943202237500892 1988 2.968389724811644 1989 2.994479057841236 1990 3.017692917112876 1991 3.0358435141426536 1992 3.0427852728242404 1993 3.033998423452259 1994 3.0190517121422134 1995 3.017562228567906 1996 3.039709488077405 1997 3.0798729812039305 1998 3.137477916682311 1999 3.211177760452029 2000 3.266644173079666 2001 3.2998115930283207 2002 3.344954698204198 2003 3.4033341885252395 2004 3.4702645521258204 2005 3.5654624464794096 2006 3.6761553300265875 2007 3.770427485494927 2008 3.8555094296477774 2009 3.937284682935234 2010 4.003753905313584 2011 4.051896093695304 2012 4.097701880344444 2013 4.14387581743497 2014 4.176853755066403 2015 4.198217412541411 2016 4.223752258191273 2017 4.236335413612467 2018 4.230868807309043 2019 4.230718796430979 2020 4.229523744843632 2021 4.215716545214386 2022 4.200078221331442 2023 4.187817973475286