Year % of female population 1960 7.7835346364768 1961 7.78524378537618 1962 7.63437565514683 1963 7.44082770350073 1964 7.19645030582218 1965 6.89145357169797 1966 6.52581535781252 1967 6.12103546795186 1968 5.69300308376868 1969 5.27081560381036 1970 5.03959972173169 1971 4.9758517164861 1972 4.89347324399791 1973 4.79719043052667 1974 4.71250668871917 1975 4.65784319544187 1976 4.64349355488186 1977 4.67343420800613 1978 4.73387052568108 1979 4.78955007256894 1980 4.80927309429172 1981 4.78039458838597 1982 4.78665153415766 1983 4.85858822610258 1984 4.94864701884697 1985 5.04556651399777 1986 5.13442508902172 1987 5.21192419668852 1988 5.27483233444385 1989 5.32234963091031 1990 5.35761501850872 1991 5.42792774606148 1992 5.54663333359704 1993 5.67811598250023 1994 5.80941289306022 1995 5.91977869986169 1996 5.98093334019361 1997 5.99502343614374 1998 5.97397785409927 1999 5.91698929868816 2000 5.82572752240131 2001 5.76295215829545 2002 5.77157269200312 2003 5.81794357846667 2004 5.88748805991865 2005 5.99280517829706 2006 6.14085253164938 2007 6.31373055777454 2008 6.49457877264101 2009 6.66532239996415 2010 6.80156221756016 2011 6.89366632337796 2012 6.9693370194784 2013 7.0322603914941 2014 7.05337552955926 2015 7.01643771688999 2016 6.91260430390865 2017 6.7412548477518 2018 6.53221463193401 2019 6.32466783281849 2020 6.15045399142689 2021 6.02538416128513 2022 5.9343262629143 2023 5.86772985131758