Year % of female population 1960 7.10751560449791 1961 7.13445565132174 1962 7.15621376762747 1963 7.15962387262774 1964 7.13229380422594 1965 7.07952084715425 1966 7.00795797238735 1967 6.93606503925727 1968 6.8876435373131 1969 6.87361890192079 1970 6.91302674747636 1971 6.98161152857607 1972 7.03927467012403 1973 7.09166298095348 1974 7.15521477019413 1975 7.23595227356876 1976 7.32397311169155 1977 7.41126472000784 1978 7.49014003765784 1979 7.54795116039502 1980 7.58488614835741 1981 7.61319605337824 1982 7.64878816906135 1983 7.69446647397613 1984 7.74560645111732 1985 7.80931070654439 1986 7.89135975954264 1987 7.99348587405062 1988 8.07725594613143 1989 8.12812189378717 1990 8.1640713096028 1991 8.16075564870415 1992 8.10094730765102 1993 8.05341804358733 1994 8.04350820252095 1995 8.02357132015666 1996 8.01436402811593 1997 8.03855243881153 1998 8.0740272904893 1999 8.10928922571047 2000 8.15778478509639 2001 8.21227982888354 2002 8.26148771537664 2003 8.31072765046875 2004 8.35312591073195 2005 8.3674208942 2006 8.33529834240097 2007 8.24405761204923 2008 8.10053003698149 2009 7.93656185857316 2010 7.78326725385643 2011 7.66530723592543 2012 7.61026766922155 2013 7.63121831356159 2014 7.71549891813222 2015 7.84452486797195 2016 8.007312770961 2017 8.19000577821511 2018 8.38235923270059 2019 8.58248457079973 2020 8.79839334834562 2021 9.00553911888387 2022 9.16477865835466 2023 9.26303142498062