Year % of female population 1960 2.56254115110515 1961 2.56554537179171 1962 2.56693283231564 1963 2.56759201145037 1964 2.56839772070492 1965 2.56926139240334 1966 2.56990798240408 1967 2.56974141672234 1968 2.56857492047818 1969 2.56653175890416 1970 2.56331367064039 1971 2.56035194719958 1972 2.55709905331405 1973 2.55221528149443 1974 2.54624922262277 1975 2.53930381761519 1976 2.53185164257747 1977 2.52227530530024 1978 2.51034285899007 1979 2.49820855848473 1980 2.48560017778789 1981 2.47291531313872 1982 2.46035857471057 1983 2.44642813829236 1984 2.43125608650052 1985 2.41542784028703 1986 2.39912099095035 1987 2.38203307748171 1988 2.36359081199399 1989 2.34406885179581 1990 2.32397265234983 1991 2.30446577747572 1992 2.28431038535325 1993 2.26412121032872 1994 2.24255685260604 1995 2.22004403480435 1996 2.19905966104933 1997 2.1802722661436 1998 2.16152076295432 1999 2.14130970588425 2000 2.12071297547078 2001 2.10065176417355 2002 2.08198671269837 2003 2.06799056980684 2004 2.06218728434178 2005 2.06315614566697 2006 2.06497338631648 2007 2.06632273863681 2008 2.04599909115505 2009 1.98851662122559 2010 1.93213745742874 2011 1.89247761764418 2012 1.85517363187224 2013 1.83752284443607 2014 1.85379302845006 2015 1.87650398176714 2016 1.8932353969527 2017 1.91417216801598 2018 1.93927000417268 2019 1.96597702729165 2020 1.98944929095122 2021 2.01142343621502 2022 2.03456320050234 2023 2.06084634789884