Year % of female population 1960 9.704164154153526 1961 9.708407148899251 1962 9.730494961665848 1963 9.785251896050454 1964 9.877170243983807 1965 9.988853557409005 1966 10.098142868205915 1967 10.196189552080343 1968 10.278294728316627 1969 10.342547086299271 1970 10.401847165966634 1971 10.465376607549985 1972 10.531372615448628 1973 10.59745916734535 1974 10.66010829505375 1975 10.71885989915798 1976 10.773374111460578 1977 10.82127460901547 1978 10.85871776772558 1979 10.881628130180605 1980 10.880102975525595 1981 10.84488327185328 1982 10.775458808934804 1983 10.681066422051542 1984 10.578412584356894 1985 10.484565314107629 1986 10.410902232968036 1987 10.35997840780761 1988 10.325668074112636 1989 10.297607806554392 1990 10.266078579665113 1991 10.226212749207177 1992 10.181031180910024 1993 10.13625596719441 1994 10.099643370133837 1995 10.071590788596748 1996 10.045579976794857 1997 10.021022787430194 1998 9.992526509479548 1999 9.954007235325141 2000 9.90142155471676 2001 9.834994474399124 2002 9.759493910747652 2003 9.678929034336 2004 9.599399907877347 2005 9.52161159100049 2006 9.442716503916273 2007 9.358557284730596 2008 9.269352362050293 2009 9.177018301788927 2010 9.082687507476509 2011 8.982186151413172 2012 8.877137584401627 2013 8.77267328842124 2014 8.66622218241601 2015 8.557377078119949 2016 8.4488110432645 2017 8.334593865997999 2018 8.206195789253638 2019 8.076315690774875 2020 7.960781890863578 2021 7.858940668912682 2022 7.765525305801809 2023 7.6786059638404875