Year % of female population 1960 6.92588434104591 1961 6.95829305914138 1962 6.9815396882109 1963 7.00445516134407 1964 7.04148469661875 1965 7.09340015414773 1966 7.15363364850393 1967 7.22330174896917 1968 7.29777008599259 1969 7.36284418746495 1970 7.40494710935352 1971 7.41317779489679 1972 7.36993471783763 1973 7.25173696420917 1974 7.01355709322742 1975 6.77890478598412 1976 6.63350890706691 1977 6.52518718172491 1978 6.47973675085937 1979 6.54075672380969 1980 6.61139395500062 1981 6.63202503148204 1982 6.66471591822817 1983 6.70749887369699 1984 6.75835878453167 1985 6.8155940212007 1986 6.88410737184743 1987 6.95899366093879 1988 7.03010919303978 1989 7.09864768480891 1990 7.16034457050007 1991 7.2037018266424 1992 7.22790912734888 1993 7.39523412563007 1994 7.46595096592615 1995 7.3449082564163 1996 7.28726113239299 1997 7.2722645932091 1998 7.27322349728543 1999 7.27526032328555 2000 7.27851382831213 2001 7.28203005135096 2002 7.28507805660197 2003 7.28841676299933 2004 7.30354471685563 2005 7.36577614319684 2006 7.43349887485806 2007 7.48397451756699 2008 7.54636506353919 2009 7.60293533859412 2010 7.64104530560889 2011 7.66021259498464 2012 7.6676343215156 2013 7.66921338704513 2014 7.66287876613581 2015 7.65198121789004 2016 7.64227057515602 2017 7.6301549208472 2018 7.62049823259453 2019 7.65370779850314 2020 7.69751726259662 2021 7.7071730969863 2022 7.70710110452822 2023 7.70060135702321