Year % of female population 1960 31.736048274681142 1961 32.284567162879824 1962 32.66234453402401 1963 32.90188663790322 1964 32.94762140711828 1965 32.86426712992496 1966 32.81830024111719 1967 32.82146564228856 1968 32.733850524202424 1969 32.525653514280265 1970 32.251055351953255 1971 31.96134506256829 1972 31.682311369362655 1973 31.410321740135533 1974 31.12530018687633 1975 30.81290123538578 1976 30.499731332472034 1977 30.21467035623712 1978 29.93273624457534 1979 29.69870035799068 1980 29.55142792887699 1981 29.450904207825786 1982 29.393328065361345 1983 29.32113883164634 1984 29.280552944199293 1985 29.298373940730222 1986 29.30488243747512 1987 29.28918390786192 1988 29.245363849184812 1989 29.17404179299431 1990 29.073474154887993 1991 28.932142374916136 1992 28.787681961810794 1993 28.629849251690967 1994 28.41737507022734 1995 28.15884547639728 1996 27.838334700984458 1997 27.465612682484174 1998 27.02861263971433 1999 26.533223260793754 2000 26.00599234859125 2001 25.443198974535633 2002 24.86527191801949 2003 24.305627818849143 2004 23.784684679464068 2005 23.311914010523676 2006 22.898197733215778 2007 22.56012740846004 2008 22.317678968942584 2009 22.13781458791201 2010 22.003354822801494 2011 21.900381716787113 2012 21.832042464011618 2013 21.819281899877645 2014 21.85863209232288 2015 21.929278082212416 2016 22.006423618447986 2017 22.092064277664626 2018 22.189474876285836 2019 22.263485355747928 2020 22.311666760546803 2021 22.335351466909987 2022 22.525931579358698 2023 22.440301402986922