Year % female 1971 80.8988800048828 1972 79.3814392089844 1973 81.8181762695312 1974 85.8585891723633 1975 85.0467300415039 1976 86.206901550293 1977 84.6153793334961 1978 85.6060562133789 1979 86.363639831543 1980 86.363639831543 1981 88.2758636474609 1982 88.125 1983 89.634147644043 1984 87.2727279663086 1985 88.3040924072266 1986 87.3417663574219 1987 88.8888931274414 1988 83.1521682739258 1989 84.6560821533203 1990 84.9246215820312 1991 89.4230804443359 1992 85.7798233032227 1993 88.2352905273438 1994 87.6712265014648 1996 88.4792633056641 1997 89.140266418457 2000 90.9871215820312 2008 91.1290283203125 2009 90.8730163574219 2010 93.4426193237305 2011 92.2131118774414 2012 91.2350616455078 2013 91.5970001220703 2014 91.629997253418 2015 93.1330032348633 2018 91.8367309570312 2019 91.3580169677734 2020 92.460319519043 2021 91.393440246582 2022 93.0041198730469