Year % of female population 1960 2.38350343734564 1961 2.30705986127394 1962 2.24660866642031 1963 2.1909369150195 1964 2.14126443220227 1965 2.09578296680556 1966 2.05235724153357 1967 2.01077363920826 1968 1.97078812594857 1969 1.9339479528848 1970 1.91401452081071 1971 1.90759978535731 1972 1.90045079859445 1973 1.89382936766902 1974 1.8889719139761 1975 1.88702698730212 1976 1.88787374897156 1977 1.89102884544733 1978 1.89954882713132 1979 1.91815754841323 1980 1.94713440574236 1981 1.98685910542222 1982 2.03845849860092 1983 2.09711666187807 1984 2.15660562337378 1985 2.21516052070484 1986 2.27197890127652 1987 2.32456794664972 1988 2.37306043901725 1989 2.41920330256331 1990 2.46096508274252 1991 2.49767726862438 1992 2.52818862277668 1993 2.54616309014172 1994 2.54623338436108 1995 2.52852026254629 1996 2.49453193350831 1997 2.44660521846609 1998 2.39168752420207 1999 2.33703208701079 2000 2.28683746853682 2001 2.24205998724342 2002 2.20105807875976 2003 2.15745997836358 2004 2.10496154015392 2005 2.06397137992053 2006 2.04217306823257 2007 2.02989602477812 2008 2.03365558732155 2009 2.05733281525439 2010 2.0838265935897 2011 2.10610438535533 2012 2.13171238868844 2013 2.15814795776408 2014 2.18470379619815 2015 2.2110180026758 2016 2.23652229192247 2017 2.26031797511792 2018 2.28202298838084 2019 2.30078971675544 2020 2.31615069005867 2021 2.32689047979827 2022 2.33463080419534 2023 2.3428974492034