Year % of female population 1960 1.01456586842416 1961 0.950366240759448 1962 0.865337223642152 1963 0.780724133909738 1964 0.728278915329275 1965 0.714705480793774 1966 0.730839765617859 1967 0.772883169489744 1968 0.829734563765317 1969 0.884440266180022 1970 0.927329049732139 1971 0.965609712290985 1972 1.00217484343748 1973 1.02845724546499 1974 1.03449443146813 1975 0.992329865981901 1976 0.9006086267084 1977 0.788408302515671 1978 0.673696305949983 1979 0.572983628347849 1980 0.504982601708778 1981 0.500924967463655 1982 0.541751437972521 1983 0.587569604100724 1984 0.633460311428335 1985 0.67402330777127 1986 0.704064296915839 1987 0.718382210265396 1988 0.713342102212305 1989 0.689085204662936 1990 0.65458609403688 1991 0.648257225437435 1992 0.672887695482724 1993 0.701410412129335 1994 0.733050067512688 1995 0.766458150549396 1996 0.801243721597704 1997 0.837597742213112 1998 0.875832596130985 1999 0.915794693599426 2000 0.959166606150192 2001 1.00457640361648 2002 1.04287657393768 2003 1.06297233681199 2004 1.05194578533325 2005 1.01799340097388 2006 0.995656442325144 2007 1.01086040887311 2008 1.07035790430632 2009 1.16420570877996 2010 1.26502291339125 2011 1.35163149384303 2012 1.43261473112038 2013 1.51848820117416 2014 1.60160013512559 2015 1.68401740546231 2016 1.76384566350444 2017 1.82581918103236 2018 1.86545047285195 2019 1.88381081404152 2020 1.87889605241883 2021 1.84631497806033 2022 1.7971714725366 2023 1.73694535179836