Year % of female population 1960 7.88672932219287 1961 7.93250006161491 1962 8.00140528778759 1963 8.09409057105204 1964 8.23557775782773 1965 8.39760342383241 1966 8.48863368708822 1967 8.43926703242493 1968 8.26252096278529 1969 7.99113343944282 1970 7.76056213289136 1971 7.56406466772832 1972 7.29719477948947 1973 6.98882834352913 1974 6.66862063370723 1975 6.33716629826822 1976 6.00536805118582 1977 5.73674001375888 1978 5.54741897931212 1979 5.41358626538963 1980 5.35718137706567 1981 5.35587251071498 1982 5.37465426392328 1983 5.40642319105366 1984 5.42119378711411 1985 5.41592569268192 1986 5.41688546747176 1987 5.41863166758506 1988 5.44132285825783 1989 5.4911877354105 1990 5.5632357570768 1991 5.65757752661185 1992 5.74658978398576 1993 5.78848985370923 1994 5.77190333361252 1995 5.72441093276785 1996 5.65139982772499 1997 5.55174427543811 1998 5.44587180888172 1999 5.3645226871711 2000 5.2921055118106 2001 5.09852855506251 2002 4.8910915233421 2003 4.7957852631073 2004 4.72304926745411 2005 4.68031701969198 2006 4.65981702575554 2007 4.65244233405054 2008 4.66726115007179 2009 4.68921741671507 2010 4.72686321335114 2011 4.77985505559243 2012 4.81362896479655 2013 4.84207134422734 2014 4.87226590980264 2015 4.88554874310166 2016 4.90245207800142 2017 4.92516007878961 2018 4.94017557753669 2019 4.93274180641051 2020 4.89537480800306 2021 4.85466657620236 2022 4.8214140017459 2023 4.79047145222396