Year % of female population 1960 6.08038353227463 1961 6.05128486686304 1962 6.0241803129857 1963 5.99566791122982 1964 5.9642241894979 1965 5.93437672327709 1966 5.90490866882862 1967 5.87192750943584 1968 5.84326229752557 1969 5.83242002534875 1970 5.84016340591144 1971 5.84682396249261 1972 5.85759392393411 1973 5.88395036111433 1974 5.91285510569816 1975 5.94550533963991 1976 5.98964374881342 1977 6.04514493273812 1978 6.11350335417879 1979 6.19933456684961 1980 6.30346561887354 1981 6.41022029453711 1982 6.50125451424764 1983 6.5779411987432 1984 6.64184502435508 1985 6.69455368992804 1986 6.73833968023043 1987 6.76881564508044 1988 6.7799141796292 1989 6.77391666955916 1990 6.75176575611498 1991 6.71762109521273 1992 6.69138957637441 1993 6.70217938085614 1994 6.77828337946967 1995 6.95718303495438 1996 7.27492420124263 1997 7.73384065378255 1998 8.30355903681739 1999 8.90373075531185 2000 9.42894333584918 2001 9.80154123240072 2002 9.96299650378533 2003 9.89769345404385 2004 9.69533143466188 2005 9.48765935008143 2006 9.34970717006425 2007 9.2771415076977 2008 9.16991826304586 2009 8.9448744923042 2010 8.60186599238649 2011 8.14399192093044 2012 7.55753825735983 2013 6.92441870403615 2014 6.37695173364575 2015 5.92642555950626 2016 5.55926133738635 2017 5.39346445740681 2018 5.46124381038447 2019 5.63985799558032 2020 5.89931525647973 2021 6.20647475946311 2022 6.43370551395991 2023 6.60295085831148