Year % of female population 1960 8.36741047521571 1961 8.31679437943943 1962 8.27603397369709 1963 8.27086811034125 1964 8.31953015720933 1965 8.38348149383922 1966 8.44657314703092 1967 8.51219052225606 1968 8.56917412078619 1969 8.61265908651704 1970 8.64947634761675 1971 8.67699909676114 1972 8.68965522085998 1973 8.69497431719167 1974 8.68233711204603 1975 8.64138791517289 1976 8.57228953446832 1977 8.47654237577286 1978 8.36002782236202 1979 8.24360545707793 1980 8.12928680706532 1981 8.04156763067949 1982 8.021717557101 1983 8.05853867007861 1984 8.15608765924244 1985 8.33302280669636 1986 8.52925303427055 1987 8.65499908503774 1988 8.69644647729627 1989 8.63907830316076 1990 8.46446436912832 1991 8.23350684177698 1992 8.02007229017744 1993 7.83663604537334 1994 7.68811571053316 1995 7.60265973420859 1996 7.55921973545082 1997 7.51853801978786 1998 7.51772374036041 1999 7.56733252009682 2000 7.59964602249595 2001 7.61493839561481 2002 7.64922047009209 2003 7.65879660084196 2004 7.63710237636248 2005 7.64688711678474 2006 7.66667858146482 2007 7.65878873330129 2008 7.62210590446862 2009 7.54208036657689 2010 7.41809748790044 2011 7.27285058016935 2012 7.13770610399743 2013 7.01924088379092 2014 6.91094279880541 2015 6.82593914857805 2016 6.76010516720633 2017 6.68915734631102 2018 6.62482909164079 2019 6.57952484694885 2020 6.53762943624956 2021 6.5103624244949 2022 6.50071425676914 2023 6.49872039178772