Year % of female population 1960 7.63321062877072 1961 7.60343343447232 1962 7.57857480046269 1963 7.55443060741579 1964 7.52308351690917 1965 7.48185181172319 1966 7.44756974706166 1967 7.42299396674254 1968 7.40129666399728 1969 7.3891762272745 1970 7.38394802478604 1971 7.36018663515532 1972 7.29980470407271 1973 7.20433597588358 1974 7.02548755514029 1975 6.88800752411114 1976 6.85767446262158 1977 6.84364832010402 1978 6.85801479464685 1979 6.9475455548241 1980 7.00777040728079 1981 6.98923859842468 1982 6.9847743482659 1983 6.99244359148257 1984 7.01122714025277 1985 7.04143457510715 1986 7.08096904683013 1987 7.12445895352176 1988 7.16646906830732 1989 7.20105579527866 1990 7.22919363668915 1991 7.25119988475868 1992 7.26236335489879 1993 7.26686683670197 1994 7.26541371931923 1995 7.26323285698402 1996 7.26085704845943 1997 7.20164404164102 1998 7.13008275169613 1999 7.08824236769513 2000 7.02325891665925 2001 6.90954715371592 2002 6.8234754735344 2003 6.80430451038645 2004 6.79500633342117 2005 6.78906604729889 2006 6.79973240920888 2007 6.84230242004322 2008 6.90578288320781 2009 6.97720045011987 2010 7.06108709232462 2011 7.16585241821351 2012 7.28604269138559 2013 7.41664017221689 2014 7.55443372622494 2015 7.69138098761864 2016 7.82422262746069 2017 7.95027124155801 2018 8.06453030792049 2019 8.16022403513724 2020 8.23208144375499 2021 8.28800824071789 2022 8.33282360171815 2023 8.34751111776195