Year % of female population 1960 8.32098014794893 1961 8.17074518329284 1962 7.93872546014151 1963 7.64216920010043 1964 7.32171856569148 1965 7.04800184347326 1966 6.86363383865928 1967 6.76596374411051 1968 6.74093157412549 1969 6.79493675119543 1970 6.94583852622799 1971 7.17899402720299 1972 7.4355514208505 1973 7.6701304676549 1974 7.84654497228609 1975 7.87818679485684 1976 7.74913507358945 1977 7.5701538910857 1978 7.40180941146385 1979 7.22686671173988 1980 7.09895893290046 1981 7.04733626423869 1982 6.99733254804859 1983 6.91171823549343 1984 6.81788134092803 1985 6.74473979878454 1986 6.68000914686115 1987 6.60884705651546 1988 6.54840094032114 1989 6.51333958078442 1990 6.44964485994626 1991 6.33783827293656 1992 6.2388802479949 1993 6.23969820127136 1994 6.32565068363216 1995 6.42621597831836 1996 6.54106432088267 1997 6.64397713823827 1998 6.69100810098328 1999 6.73294241891396 2000 6.81445641402801 2001 6.91822426933085 2002 7.05658374413971 2003 7.1359865673024 2004 7.08549515360901 2005 6.96742018065909 2006 6.8163837898788 2007 6.65313571942276 2008 6.52005357816129 2009 6.40550728266936 2010 6.32769139732289 2011 6.32501883237357 2012 6.34262813086157 2013 6.35094006393455 2014 6.35522026176108 2015 6.33170148822628 2016 6.21215325156777 2017 6.00066045557382 2018 5.74105346251192 2019 5.43117495165722 2020 5.08546921148119 2021 4.78854728897165 2022 4.53870500285414 2023 4.30295062416017