Year % of female population 1960 2.96392815758363 1961 2.97046717624774 1962 2.97733333026747 1963 2.98447545177214 1964 2.99233743526682 1965 2.99888177045727 1966 3.00615033338311 1967 3.01579736273149 1968 3.02063081492001 1969 3.01113798033643 1970 2.98681094565826 1971 2.94710739470254 1972 2.89281276667985 1973 2.83475048603988 1974 2.78680754086648 1975 2.75563582376911 1976 2.73886305798354 1977 2.73365608505704 1978 2.7389287423933 1979 2.75386448335757 1980 2.77476888930621 1981 2.80323114908181 1982 2.84081844238684 1983 2.87955381237264 1984 2.90669941407356 1985 2.91797705349692 1986 2.91544948426992 1987 2.90000062995887 1988 2.87594469585733 1989 2.85073020859444 1990 2.82921261078956 1991 2.81088117965719 1992 2.79510819518218 1993 2.78558812202021 1994 2.78400393186848 1995 2.78773407771681 1996 2.79658507393804 1997 2.81297349551771 1998 2.83806093990657 1999 2.86948242018118 2000 2.90506747303548 2001 2.94149520595504 2002 2.97185655485824 2003 2.98146405251787 2004 2.96725678713762 2005 2.94610639228786 2006 2.92513479982545 2007 2.90824663696554 2008 2.91082232082939 2009 2.93600681087622 2010 2.97036789193471 2011 3.01049436614668 2012 3.0587997414307 2013 3.11746668990736 2014 3.18258092339485 2015 3.24634394736656 2016 3.30766523011728 2017 3.36511400828451 2018 3.4133564661815 2019 3.45352836304341 2020 3.48584213376214 2021 3.50987597420662 2022 3.53617520833311 2023 3.57534083166363