Year % of female population 1960 6.00762704681253 1961 5.91607411864065 1962 5.84769683275219 1963 5.81034751276793 1964 5.8324053559959 1965 5.90085638680412 1966 5.96148148233194 1967 6.08098434127667 1968 6.30231365123307 1969 6.4765027978446 1970 6.5706046521551 1971 6.79306455546707 1972 7.17210862542776 1973 7.44716631298781 1974 7.55841981922913 1975 7.64185946072238 1976 7.87262071991077 1977 8.00913654938909 1978 8.03421015202021 1979 8.27047866636429 1980 8.617424543994 1981 8.70651978964211 1982 8.70211849987309 1983 8.81449211054655 1984 8.85712347671825 1985 8.86439117745424 1986 8.84285995435494 1987 8.76664308528436 1988 8.64610636542455 1989 8.49978124315198 1990 8.32714708173133 1991 8.10510331865771 1992 7.86666420126681 1993 7.64095696875704 1994 7.44619428156978 1995 7.33074117489296 1996 7.28424078280445 1997 7.22496731427054 1998 7.11028088395374 1999 6.95607873638385 2000 6.76244088486852 2001 6.56179312365044 2002 6.44031257794841 2003 6.41606183095126 2004 6.4541841274444 2005 6.54234721566148 2006 6.65012019647782 2007 6.71929756554482 2008 6.73191026251579 2009 6.699633296148 2010 6.65156726209315 2011 6.62171206261926 2012 6.61587619522296 2013 6.63621162924432 2014 6.68578499116864 2015 6.75419139452936 2016 6.82609357945614 2017 6.88140026893647 2018 6.88921191991962 2019 6.83842665343612 2020 6.74390349959904 2021 6.6273975395132 2022 6.52150322779554 2023 6.45222021283068