Year % of female population 1960 6.29367756378023 1961 6.22093862977564 1962 6.153536312171 1963 6.08962830605721 1964 6.02685556115699 1965 5.96877390884101 1966 5.91415002308635 1967 5.86151263528828 1968 5.8207365435274 1969 5.80666399614994 1970 5.84805989285793 1971 5.94008309347968 1972 6.05237361847081 1973 6.16290316858343 1974 6.23807680452019 1975 6.23453928069299 1976 6.16484906738674 1977 6.09313193000981 1978 6.03380081452322 1979 5.97364220069103 1980 5.94228351151838 1981 5.93294017117441 1982 5.90238550270717 1983 5.85716380140108 1984 5.81223685207991 1985 5.74685871055905 1986 5.65084841233269 1987 5.54059346544042 1988 5.42749804781976 1989 5.32884215134807 1990 5.25126487369687 1991 5.18001510795045 1992 5.11414304897628 1993 5.06179733487915 1994 5.020362355224 1995 4.99221455068872 1996 4.98220014462538 1997 4.9963630378818 1998 5.04445531676324 1999 5.11913245923978 2000 5.20624036952298 2001 5.30437393584499 2002 5.41010433654963 2003 5.51734206983967 2004 5.62500633731232 2005 5.73061038164929 2006 5.82978043701403 2007 5.92226656079365 2008 6.00605673668749 2009 6.08049986496785 2010 6.14516193889161 2011 6.19748108266928 2012 6.21120885559653 2013 6.20472442816568 2014 6.19717713090786 2015 6.1693761553652 2016 6.13084561150177 2017 6.0830472959296 2018 6.02716185505494 2019 5.96314206417525 2020 5.89474229277989 2021 5.83664257876267 2022 5.78903867791698 2023 5.74678155715953