Year % of female population 1960 8.54410924993616 1961 8.48103725084971 1962 8.31386384678697 1963 8.09694953266008 1964 7.88543869939261 1965 7.70492117450173 1966 7.60022680044498 1967 7.59903195947369 1968 7.66161684961591 1969 7.69575435258146 1970 7.60695300742755 1971 7.32378477452013 1972 6.82184301706423 1973 6.16440058438837 1974 5.4911829432192 1975 4.95338514987147 1976 4.66417489792048 1977 4.70654235303258 1978 5.06138074856941 1979 5.58179011133875 1980 6.09143858161728 1981 6.48306810650325 1982 6.7315135580406 1983 6.87342422787341 1984 6.98700344157082 1985 7.15246332169482 1986 7.35396151167705 1987 7.54729682212312 1988 7.71493337686168 1989 7.83591029094302 1990 7.92333647118197 1991 7.9950562346125 1992 8.02057030863986 1993 7.96689127017202 1994 7.81116716147853 1995 7.5529469765411 1996 7.24084180231453 1997 6.93046589630938 1998 6.67206533699907 1999 6.52514809792274 2000 6.48748811070718 2001 6.50697264088969 2002 6.55246888174343 2003 6.59369887314639 2004 6.61631913640615 2005 6.61421307297142 2006 6.60957390333855 2007 6.64213431637427 2008 6.72829190847852 2009 6.82335986653601 2010 6.91939289799786 2011 7.02583092069833 2012 7.16154702605202 2013 7.3197950056623 2014 7.45523098837575 2015 7.57838128013651 2016 7.72017695478572 2017 7.80028428090923 2018 7.77250232467529 2019 7.69409399688338 2020 7.54411511186801 2021 7.28030472793518 2022 6.95525035624116 2023 6.59024206648687