Year % of female population 1960 3.11279568199724 1961 3.11065276089745 1962 3.11102509586669 1963 3.11384126771041 1964 3.11754308075465 1965 3.12112298597172 1966 3.12565151353614 1967 3.1311985102728 1968 3.13754013984331 1969 3.14484339110539 1970 3.15903631817767 1971 3.17147889410918 1972 3.17127023355956 1973 3.17032912734441 1974 3.17889273078375 1975 3.18867749552364 1976 3.18369582650264 1977 3.19363874044732 1978 3.2276819067001 1979 3.23239071589011 1980 3.21533619840818 1981 3.18779623245283 1982 3.14750425637582 1983 3.10612612316201 1984 3.06543464297079 1985 3.02522568925686 1986 2.98342631134418 1987 2.94358274450922 1988 2.90699736209531 1989 2.87030955009044 1990 2.83157071760759 1991 2.79229103322159 1992 2.75192795264907 1993 2.71715171958413 1994 2.69720241021816 1995 2.6924809615458 1996 2.70079047226236 1997 2.72195739228789 1998 2.83871198066391 1999 3.00319690893083 2000 3.13853637527747 2001 3.29108801474917 2002 3.46120996971333 2003 3.64206225045884 2004 3.81548741548157 2005 3.99001687518479 2006 4.17896395421127 2007 4.37241015568427 2008 4.55877910019702 2009 4.72027388004511 2010 4.84328286344116 2011 4.92987974243772 2012 4.98388385830645 2013 5.01648649460012 2014 5.04898190766572 2015 5.08842616455865 2016 5.12539044848671 2017 5.15612078074209 2018 5.18441541049039 2019 5.19977323592723 2020 5.20894974221241 2021 5.21313501068497 2022 5.20735794503641 2023 5.15853803349184