Year % of female population 1960 8.15848467963186 1961 8.25132895460071 1962 8.35031400228117 1963 8.45207336354859 1964 8.54123646209063 1965 8.60292176826457 1966 8.62593205164957 1967 8.5909425253319 1968 8.46979326179173 1969 8.20977550449759 1970 7.95202425922783 1971 7.79417359724559 1972 7.67690751324003 1973 7.63127039328556 1974 7.70981992469626 1975 7.80216457579899 1976 7.83781807979483 1977 7.8871302881835 1978 7.94704997359815 1979 8.01467466037703 1980 8.08686573119978 1981 8.16993959675645 1982 8.26020243448568 1983 8.3467047524814 1984 8.42679025553742 1985 8.49564613126522 1986 8.54246237963988 1987 8.56531654872496 1988 8.57501893177016 1989 8.57955169262534 1990 8.5814123128028 1991 8.58416847923628 1992 8.59337396093088 1993 8.75469611827869 1994 8.80224291692472 1995 8.6526801289025 1996 8.57939276886102 1997 8.55206768041072 1998 8.54614474870361 1999 8.56093605903478 2000 8.60652138066093 2001 8.67801701520723 2002 8.75940856355417 2003 8.83746420431983 2004 8.90289324326553 2005 8.96814990735947 2006 8.9935024014665 2007 8.98191093392091 2008 8.98436792516746 2009 8.98284641823199 2010 8.97542905452889 2011 8.96945707921697 2012 8.9575839587621 2013 8.94232179009903 2014 8.97433279504563 2015 9.01619525979064 2016 9.01310111138342 2017 8.99601367911695 2018 8.97113845350827 2019 8.90879082693487 2020 8.83959642903028 2021 8.80661007919615 2022 8.79452137435659 2023 8.80491737305832