Year % of female population 1960 8.736757701048102 1961 8.81760871696115 1962 8.947379231051293 1963 9.098107942664436 1964 9.272824851427044 1965 9.446992224988222 1966 9.593257557861044 1967 9.731012010816295 1968 9.870852355489045 1969 9.989705006267704 1970 10.079481444305696 1971 10.15513118532319 1972 10.19676991375998 1973 10.208005195137577 1974 10.219566691261551 1975 10.22459240451934 1976 10.216053714185469 1977 10.243939224405432 1978 10.302593174505626 1979 10.34454731114511 1980 10.373869790230495 1981 10.400533452558996 1982 10.401313395232453 1983 10.373187827047971 1984 10.34006560508761 1985 10.305192171388017 1986 10.27276119015637 1987 10.242492727146905 1988 10.216817079379494 1989 10.205891988064648 1990 10.228093980308564 1991 10.263410300438222 1992 10.31632581827736 1993 10.406337627418067 1994 10.542781936506808 1995 10.709779323532295 1996 10.893586614591934 1997 11.088949996363864 1998 11.261028947776245 1999 11.385385850065704 2000 11.467574364686145 2001 11.5114914150785 2002 11.499479684948625 2003 11.431441217670095 2004 11.322478729492607 2005 11.181624837256093 2006 11.018948598476284 2007 10.830636230903679 2008 10.603987413825479 2009 10.334439641021438 2010 10.028809563383684 2011 9.692769603531794 2012 9.35099292501465 2013 9.03364323736036 2014 8.785284329412754 2015 8.615621077897869 2016 8.491469205986792 2017 8.413083723234589 2018 8.378770771474512 2019 8.372082066946819 2020 8.37773163761087 2021 8.402031936958014 2022 8.46370452843538 2023 8.548809562059931