Year % of female population 1960 6.20382819121164 1961 6.21679078709591 1962 6.24644728619721 1963 6.27738099449448 1964 6.28660568086365 1965 6.26830557740422 1966 6.18661473606306 1967 6.04422414344516 1968 5.90595614185211 1969 5.81516789950917 1970 5.77680827358008 1971 5.77946245171062 1972 5.82346017247449 1973 5.89378701840521 1974 5.95958113553035 1975 6.0042552629879 1976 6.0125448831403 1977 5.96978490477338 1978 5.87421147238406 1979 5.77549863980607 1980 5.71343406178914 1981 5.67942193102497 1982 5.69120433542269 1983 5.77859778597786 1984 5.92308484919662 1985 6.08827601935044 1986 6.27925584906968 1987 6.48924324847091 1988 6.70083866277328 1989 6.91088815658658 1990 7.1092801465302 1991 7.28492072630822 1992 7.44437457811866 1993 7.59225735483213 1994 7.72156110873269 1995 7.83494767337722 1996 7.92807068687212 1997 7.99007002078316 1998 8.02094265618738 1999 8.02445008031699 2000 7.99692673060189 2001 7.94626192325231 2002 7.90155228454335 2003 7.88738845163928 2004 7.91838630268532 2005 7.99437297374538 2006 8.11431432986123 2007 8.25266566828092 2008 8.35962822086324 2009 8.41826557224443 2010 8.43334594701559 2011 8.44384802999998 2012 8.45937692681471 2013 8.48170324563242 2014 8.53267445727118 2015 8.60002255411334 2016 8.65190195511674 2017 8.65404410502738 2018 8.59228720022021 2019 8.45220463775321 2020 8.26694131766287 2021 8.07143813030226 2022 7.87540879342319 2023 7.69089855597704