Year % of female population 1960 6.58270066265853 1961 6.39621484272321 1962 6.14437992893665 1963 5.78438471695702 1964 5.6441820541808 1965 6.16258022050354 1966 7.10965603653854 1967 8.03333994840246 1968 8.88178415470992 1969 9.3584732122327 1970 9.10426397468736 1971 8.35687732342008 1972 7.67189918195888 1973 7.26608187134503 1974 7.11306177228046 1975 7.11428262514866 1976 7.31576308816157 1977 7.64165717539863 1978 7.9393746237473 1979 8.15089018156178 1980 8.29909036631195 1981 8.37447046878829 1982 8.08872406675297 1983 7.64753322346506 1984 7.43152855030627 1985 7.35091134312511 1986 7.2528334164944 1987 7.19219975534288 1988 7.18599912676467 1989 7.1865556128842 1990 7.12281620590326 1991 6.98449994315383 1992 6.96008188331628 1993 6.93139980464347 1994 6.86599396805302 1995 6.82674547469524 1996 6.77418169795379 1997 6.68980635732554 1998 6.54290488992226 1999 6.40928315800889 2000 6.26349114980573 2001 6.16632568823804 2002 6.20121886025874 2003 6.27988748241913 2004 6.36792452830189 2005 6.41577796007657 2006 6.38541631566533 2007 6.2954960943992 2008 6.20366117708812 2009 6.07316283586921 2010 5.96929166533661 2011 6.02405844564807 2012 6.14127733598409 2013 6.20895890495422 2014 6.23673117750223 2015 6.17003651090725 2016 5.96795441316136 2017 5.77034928215018 2018 5.63574093327625 2019 5.53892215568862 2020 5.55521622281945 2021 5.59870352250489 2022 5.5349876082367 2023 5.4173035768878