Year % of female population 1960 7.97451748533049 1961 8.00374102683374 1962 8.04122814356228 1963 8.05950695391643 1964 8.03298314173405 1965 7.95146683392151 1966 7.82660269542767 1967 7.67653828808671 1968 7.512305227177 1969 7.33577607699277 1970 7.15096164117457 1971 6.95669878172795 1972 6.74043455346723 1973 6.48858512518651 1974 6.20727775844073 1975 5.94647998943336 1976 5.81502429181506 1977 5.85629629225789 1978 6.04614335075159 1979 6.37794349764196 1980 6.76966790905094 1981 7.02998613417398 1982 7.18214147662966 1983 7.3156573736745 1984 7.40362521821145 1985 7.4872285403502 1986 7.60585572669426 1987 7.65854130914195 1988 7.63064190336948 1989 7.58677636361722 1990 7.50177924064274 1991 7.37865962693019 1992 7.24508772859601 1993 7.14902339356488 1994 7.0590905424068 1995 6.94612038528377 1996 6.85079349605384 1997 6.77950541635425 1998 6.70962377625938 1999 6.64555182034523 2000 6.5471459277912 2001 6.41595967063557 2002 6.31824111222097 2003 6.27980536904224 2004 6.28427118752571 2005 6.31924076146067 2006 6.35441494325661 2007 6.37895851314001 2008 6.41034348582817 2009 6.45323380460013 2010 6.50673913686267 2011 6.54761548450204 2012 6.55996679107381 2013 6.54983424700494 2014 6.52607514210516 2015 6.480824005116 2016 6.39867337996768 2017 6.291483351086 2018 6.17725495619412 2019 6.03578180159566 2020 5.8872264336329 2021 5.77992854561085 2022 5.69281206200789 2023 5.61239523171228