Year % of female population 1960 6.84040705385697 1961 6.80373353835235 1962 6.76275043972498 1963 6.69713965721716 1964 6.60386124301008 1965 6.46992627347932 1966 6.29903353176644 1967 6.13474019293083 1968 5.99167708235356 1969 5.87257001428119 1970 5.72668672038567 1971 5.5332986904316 1972 5.37501443849581 1973 5.32375612304334 1974 5.32920698216475 1975 5.39928683007134 1976 5.73260506103437 1977 6.25849110983018 1978 6.73747418756033 1979 7.17636588018034 1980 7.58930691799189 1981 7.79160476406643 1982 7.76646646434811 1983 7.68651829388199 1984 7.58781126367046 1985 7.49820884963724 1986 7.43449596205838 1987 7.38988099415292 1988 7.35749924537848 1989 7.34044370628103 1990 7.32015696080527 1991 7.29628876296481 1992 7.26793785200751 1993 7.25891551899609 1994 7.26908777641465 1995 7.26217057452842 1996 7.23967296220433 1997 7.19845116464581 1998 7.12215675608319 1999 7.02710978240623 2000 6.95660760456246 2001 6.9318783603203 2002 6.95502319655457 2003 6.97681964736408 2004 6.93733015913388 2005 6.81215556955631 2006 6.60269415980399 2007 6.37184814541602 2008 6.18124469711558 2009 6.05904772578594 2010 6.04796429195782 2011 6.1224221432032 2012 6.19385345186095 2013 6.21270830950046 2014 6.19384098951533 2015 6.14690234722245 2016 6.08203845321244 2017 6.02082551290854 2018 5.9906000397251 2019 5.9788252070365 2020 5.94479453382543 2021 5.88456604407096 2022 5.82428071549292 2023 5.75687734779416