Year % of female population 1960 17.54340205478618 1961 17.610274995151183 1962 17.68124050279577 1963 17.74812580732566 1964 17.804694845601052 1965 17.853970268685654 1966 17.89360524479184 1967 17.924834880532728 1968 17.954276956684335 1969 17.984855216525634 1970 18.015439900573146 1971 18.05094858967747 1972 18.091223511069018 1973 18.12591685790364 1974 18.150110139961143 1975 18.172054817440955 1976 18.19191454456018 1977 18.213352502929364 1978 18.24328536272659 1979 18.276080016308434 1980 18.29575741939738 1981 18.305548723469396 1982 18.309611966450085 1983 18.291288442011933 1984 18.250564086752373 1985 18.200355523947728 1986 18.15143190720182 1987 18.109129985775432 1988 18.039626603406386 1989 17.957643519718644 1990 17.882469104557405 1991 17.787245806759454 1992 17.67833087364829 1993 17.573997390859184 1994 17.460726314769516 1995 17.36182979243764 1996 17.298359078783175 1997 17.23404867649698 1998 17.154493782506222 1999 17.08588430744574 2000 17.034876148054988 2001 16.989398833123882 2002 16.964596667147696 2003 16.95560518230686 2004 16.944525187059636 2005 16.930877794640168 2006 16.917742917081597 2007 16.90065162495094 2008 16.884495602022138 2009 16.860421926418958 2010 16.81544018060176 2011 16.749773092677163 2012 16.662527212292307 2013 16.54558139155348 2014 16.40565752476287 2015 16.254846172814286 2016 16.099840552348454 2017 15.947430971439346 2018 15.802379615770173 2019 15.667581132344427 2020 15.538740498591121 2021 15.416564790441297 2022 15.29617544097089 2023 15.167370831907556