Year % of female population 1960 55.9549296735728 1961 55.6249335959528 1962 55.3116075270921 1963 55.0529643558126 1964 54.8462134918584 1965 54.6782941467981 1966 54.4624432181544 1967 54.1321453586325 1968 53.7471708362254 1969 53.4966571818539 1970 53.6811238026084 1971 54.1226077789974 1972 54.522519848631 1973 54.9519591847305 1974 55.4857774263528 1975 56.162275148825 1976 56.9443971534611 1977 57.7783599685617 1978 58.638965740866 1979 59.4757105754106 1980 60.2405370379505 1981 60.8466120134508 1982 61.3300789489544 1983 61.7697630707248 1984 62.0664763727561 1985 62.2729528936526 1986 62.5148523449928 1987 62.7752623201619 1988 63.0474835712367 1989 63.344015708649 1990 63.6484527429886 1991 63.9090912330339 1992 64.0443327255422 1993 64.0329790607514 1994 64.021164021164 1995 64.1109400085187 1996 64.2672645336027 1997 64.4415370175489 1998 64.6382294112532 1999 64.8899553707893 2000 65.2115291433799 2001 65.555371097224 2002 65.8435275719443 2003 66.0645127826829 2004 66.2587228869809 2005 66.4442304677878 2006 66.6104069453178 2007 66.7799261776137 2008 66.9452318553779 2009 67.0559892576454 2010 67.3803183558959 2011 67.9312214509686 2012 68.4160770842654 2013 68.8985853895308 2014 69.3610442891367 2015 69.7728894961085 2016 70.2130400124431 2017 70.6628953061982 2018 71.0571778801007 2019 71.3732772666795 2020 71.6085872465095 2021 71.8308138934037 2022 72.0521183284967 2023 72.2120772521447