Year % of female population 1960 6.5509313855877265 1961 6.540868494497378 1962 6.526225595482228 1963 6.512168617776832 1964 6.497252879431046 1965 6.479527884262129 1966 6.460699072270617 1967 6.444646099488663 1968 6.42898119996258 1969 6.408467557890224 1970 6.387565585139102 1971 6.367660820518968 1972 6.343149249552913 1973 6.314176231520446 1974 6.287075477586971 1975 6.26257583722809 1976 6.225767833865995 1977 6.168692246590861 1978 6.08681830640889 1979 5.970844004314632 1980 5.879640476874083 1981 5.839720944646407 1982 5.819978542243634 1983 5.827073492375762 1984 5.872493286426676 1985 5.9116738368124135 1986 5.925826810655956 1987 5.93956653502395 1988 5.945261586975393 1989 5.952339129427259 1990 5.96615750684359 1991 5.980744639176332 1992 5.995790081165516 1993 6.008988923970658 1994 6.01806803513292 1995 6.023646463580103 1996 6.024094901484011 1997 6.018960537817708 1998 6.016357218270744 1999 6.0191488765874395 2000 6.027289854904206 2001 6.043319781679131 2002 6.071293676295095 2003 6.112194095132887 2004 6.163902549997916 2005 6.2219755820478975 2006 6.280542879893602 2007 6.341770756351425 2008 6.405295905690792 2009 6.463049215469653 2010 6.509744507976965 2011 6.543046003315293 2012 6.557475617615996 2013 6.558263529179333 2014 6.548483347785519 2015 6.523792617975547 2016 6.490128796278884 2017 6.45194420163918 2018 6.4102142416863215 2019 6.3743392940732235 2020 6.352947499885371 2021 6.343701483488609 2022 6.343758692569461 2023 6.350600456676503