Year % of female population 1960 17.43631967959846 1961 17.506163490389017 1962 17.579645025271127 1963 17.64273354898229 1964 17.6881551162754 1965 17.71783502849932 1966 17.733911209563722 1967 17.747416777669144 1968 17.765797881074054 1969 17.789930487969965 1970 17.81250686983725 1971 17.803562769332512 1972 17.800913121904784 1973 17.818587559422294 1974 17.81405968917752 1975 17.796129336580947 1976 17.78999232383975 1977 17.782502253050772 1978 17.765783588868537 1979 17.76735760493718 1980 17.784984237112962 1981 17.799317177459553 1982 17.807764868131905 1983 17.797589722280474 1984 17.761175303643824 1985 17.713300244227565 1986 17.657181161658905 1987 17.600968235571095 1988 17.527102972981876 1989 17.44081826623031 1990 17.350054140492134 1991 17.238625827518145 1992 17.11656126183857 1993 17.00781804059505 1994 16.893844404516006 1995 16.78564321336389 1996 16.70851872086476 1997 16.634163212576986 1998 16.52799896792483 1999 16.415110609065007 2000 16.31782990257961 2001 16.221445621607298 2002 16.140785113099952 2003 16.06749787353361 2004 15.984155856086982 2005 15.888293693917188 2006 15.787728334758432 2007 15.689740677234402 2008 15.583295867642667 2009 15.46349647372344 2010 15.339198097130167 2011 15.203580064396311 2012 15.060108949807042 2013 14.922027883704686 2014 14.7908840648206 2015 14.668398159931971 2016 14.553066356405282 2017 14.441558956013653 2018 14.335081524012137 2019 14.233561167196157 2020 14.133058291975765 2021 14.035146347615198 2022 13.940294401814427 2023 13.839167406533635