Year % of female population 1960 7.78190447304518 1961 7.81041363338036 1962 7.86064608458431 1963 7.9007797923743 1964 7.93142956750367 1965 7.994262824932 1966 8.07067821225699 1967 8.13196056894178 1968 8.20603439722742 1969 8.29583764253959 1970 8.35003526725012 1971 8.37092408815569 1972 8.3925326023625 1973 8.42267149600744 1974 8.46843598104219 1975 8.52907423277772 1976 8.60001188727959 1977 8.67803004554415 1978 8.75425948837756 1979 8.8207092332486 1980 8.87975393484638 1981 8.93535658768696 1982 8.98710047101445 1983 9.03767084150917 1984 9.09257694228825 1985 9.15447843910802 1986 9.2253934932874 1987 9.30759644784712 1988 9.39687959889658 1989 9.4862174681721 1990 9.5764422598195 1991 9.66980254356636 1992 9.76712953336246 1993 9.87308790924921 1994 9.98982109026628 1995 10.115791240141 1996 10.2505404184752 1997 10.3826488120776 1998 10.5033216221964 1999 10.6120656635185 2000 10.7012157700646 2001 10.7651124811108 2002 10.8133360984932 2003 10.8489496518157 2004 10.8637288900962 2005 10.8543735724616 2006 10.8187644111631 2007 10.7538349558022 2008 10.6594778131679 2009 10.5324643046233 2010 10.3694081696754 2011 10.1799745731035 2012 9.98389702958893 2013 9.79732409068597 2014 9.63262623362586 2015 9.50510197139832 2016 9.41550023061589 2017 9.3515135680677 2018 9.30801682257625 2019 9.28985253927764 2020 9.2958356859463 2021 9.32660438252301 2022 9.38437376436742 2023 9.46685698545063