Year % of female population 1960 1.16117183006238 1961 1.12158749719726 1962 1.07555789572378 1963 1.05047703732595 1964 1.02857774207977 1965 1.00720740491734 1966 0.991252676711349 1967 0.980992902352116 1968 0.973840629602838 1969 0.967321109673617 1970 0.95413206164058 1971 0.934452023774506 1972 0.909545216792697 1973 0.885552026181538 1974 0.878039372076247 1975 0.893655488830407 1976 0.932882529172168 1977 0.99999490162689 1978 1.0996045694645 1979 1.23089599066453 1980 1.3861373281126 1981 1.556805407713 1982 1.72723243426794 1983 1.87953676552375 1984 2.01449085382553 1985 2.13943468273158 1986 2.24951065660764 1987 2.34000994345424 1988 2.42369344860566 1989 2.50976978929967 1990 2.59483083008334 1991 2.63219588275791 1992 2.61204045152487 1993 2.55218296799406 1994 2.44193680590301 1995 2.28380826311896 1996 2.07930198697395 1997 1.87090830770289 1998 1.72359433239418 1999 1.66657187979859 2000 1.69747221069004 2001 1.82161400340445 2002 2.00660670691813 2003 2.20371079906918 2004 2.41349577511167 2005 2.63890611029859 2006 2.88364552444654 2007 3.1453654660984 2008 3.40906141015618 2009 3.66841159007399 2010 3.92324821809776 2011 4.17960906342427 2012 4.44195913732667 2013 4.71437787517088 2014 4.9847450365617 2015 5.23448040683796 2016 5.46999246243464 2017 5.6841928055465 2018 5.87505776991085 2019 6.05373651511958 2020 6.16358065822635 2021 6.14092110395199 2022 6.03105050810491 2023 5.94011703153763