Year % of female population 1960 7.36343468464154 1961 7.66048007471453 1962 8.05307249069178 1963 8.39267338806576 1964 8.59476680391539 1965 8.75877996246303 1966 8.83929361744784 1967 8.78837956971888 1968 8.74159814888194 1969 8.72764520927123 1970 8.67729371240225 1971 8.62491989203167 1972 8.62450286685277 1973 8.65730793037674 1974 8.69485943458801 1975 8.74140730747483 1976 8.81253833932701 1977 8.87651817222308 1978 8.885064573122 1979 8.82641535455315 1980 8.69262158661616 1981 8.50165371616742 1982 8.30152549912136 1983 8.14944099446616 1984 8.07848999271757 1985 8.10206005820084 1986 8.20579941544151 1987 8.29729180548573 1988 8.28956236967524 1989 8.17780753515045 1990 7.96675200568935 1991 7.66810165155436 1992 7.36134346000151 1993 7.11835464783722 1994 6.94182191837727 1995 6.82744118734032 1996 6.75790693433716 1997 6.70076131775447 1998 6.66942190600045 1999 6.68191269047693 2000 6.72008736254485 2001 6.74766384147918 2002 6.74268758613647 2003 6.71475435741578 2004 6.67709550207269 2005 6.63414878136206 2006 6.60370924776261 2007 6.59671298975659 2008 6.57974422535164 2009 6.51927838893363 2010 6.41931613766775 2011 6.31148911054061 2012 6.22213334064315 2013 6.14364271398917 2014 6.0642383665544 2015 5.98348489664174 2016 5.90358514808756 2017 5.82926208665774 2018 5.76510150519682 2019 5.68954233251483 2020 5.61592163218846 2021 5.60516290829922 2022 5.65923281889752 2023 5.73375775168971