Year % of female population 1960 12.9865668203126 1961 13.0250755815587 1962 13.0580531064332 1963 13.0882674794759 1964 13.116296617803 1965 13.1432354174695 1966 13.1768353038263 1967 13.2216757026305 1968 13.2773977643308 1969 13.3522863501313 1970 13.4496207100229 1971 13.5706603428409 1972 13.70143266156 1973 13.8258633790616 1974 13.9427161323674 1975 14.045833754144 1976 14.1397901655607 1977 14.2209137607639 1978 14.208134856905 1979 14.1259368002004 1980 14.0776191472144 1981 14.047618970995 1982 14.0079630549909 1983 13.9648686571984 1984 13.9293730727426 1985 13.9343846913994 1986 13.9737441088098 1987 14.0181381695027 1988 14.0774270383708 1989 14.1383166407214 1990 14.1825466843475 1991 14.2402159188265 1992 14.3443114608933 1993 14.4199033929192 1994 14.2912594377805 1995 14.2033808441626 1996 14.3592284443821 1997 14.5435448623316 1998 14.6219161354339 1999 14.6521046048801 2000 14.7745247882459 2001 14.9365368772946 2002 15.024293247914 2003 15.0555611451082 2004 15.0484765787799 2005 14.9613641437913 2006 14.8264822492907 2007 14.7475873439002 2008 14.7437662649256 2009 14.7625114640662 2010 14.7702839563778 2011 14.7827196717713 2012 14.81139965566 2013 14.8440385365075 2014 14.8973046053025 2015 14.97258696922 2016 15.0389519638018 2017 15.107944827833 2018 15.1783411873828 2019 15.2308493806245 2020 15.2563736654693 2021 15.257635062452 2022 15.2466267407013 2023 15.2322184310462