Year % of female population 1960 8.18783166912278 1961 8.18122322798675 1962 8.14051692755734 1963 8.05628750810616 1964 7.92697006526227 1965 7.80449136310622 1966 7.73398502781111 1967 7.66681037907749 1968 7.57133003748782 1969 7.50544477325518 1970 7.41501553515841 1971 7.2965680619548 1972 7.22634773593981 1973 7.14055959191574 1974 6.95583187296262 1975 6.79592705399298 1976 6.63454278692693 1977 6.40285741296524 1978 6.29465835360936 1979 6.40288480403764 1980 6.53821786066243 1981 6.62532249992421 1982 6.72174414776503 1983 6.73920777523941 1984 6.69146964371442 1985 6.68105153378645 1986 6.73662079510703 1987 6.86350664076916 1988 7.09090909090909 1989 7.35587262169119 1990 7.58329208676864 1991 7.77258135366489 1992 7.87061473723012 1993 7.84599750216771 1994 7.7476090536437 1995 7.60257046471877 1996 7.43401419931818 1997 7.28805874085724 1998 7.17608465527391 1999 7.08445681482126 2000 7.0166853143079 2001 6.97036911278161 2002 6.91276727138721 2003 6.82135763862079 2004 6.70288964930307 2005 6.56456039119374 2006 6.39676899358524 2007 6.22299122620646 2008 6.07947451527615 2009 5.95426289500439 2010 5.82157047853801 2011 5.69525734718723 2012 5.59697552690328 2013 5.55382581498872 2014 5.56065175335754 2015 5.60933713574132 2016 5.70167837829158 2017 5.81624987689097 2018 5.87791113583976 2019 5.88245568475571 2020 5.91380975172899 2021 5.95978262413002 2022 5.99048749121895 2023 5.97473028767811