Year % of female population 1960 1.86018475008486 1961 1.78316362851408 1962 1.72408693718513 1963 1.68127523377194 1964 1.64937364362355 1965 1.62266319280671 1966 1.60110148802097 1967 1.58683060763153 1968 1.57635327806 1969 1.56342915851217 1970 1.54440915735122 1971 1.51915840051052 1972 1.48690444083107 1973 1.44954246479596 1974 1.41531647698604 1975 1.38981990193852 1976 1.37393098883401 1977 1.36583261035274 1978 1.36504124708059 1979 1.37211439226233 1980 1.38446986778782 1981 1.40232073925111 1982 1.42696264885854 1983 1.45500488412634 1984 1.4797143480837 1985 1.4969965063872 1986 1.50594518554589 1987 1.50568994129353 1988 1.4985318186038 1989 1.49137702398625 1990 1.48715090988193 1991 1.48722207729352 1992 1.49358967299556 1993 1.5056310673643 1994 1.52313734251263 1995 1.5487702991765 1996 1.58428651547365 1997 1.62668514220329 1998 1.67031945919258 1999 1.70883306938539 2000 1.73543996330811 2001 1.74629668895202 2002 1.74364141755564 2003 1.73275890324155 2004 1.71931415696156 2005 1.70949682676584 2006 1.70829500663726 2007 1.71794067578057 2008 1.74047183915787 2009 1.77295829636094 2010 1.81100203710628 2011 1.854312569485 2012 1.90373570387639 2013 1.87645768975799 2014 1.79019102517694 2015 1.79747901902578 2016 1.88222846995069 2017 1.97917317846895 2018 2.080252883341 2019 2.17628389530863 2020 2.27145711733659 2021 2.3721233660257 2022 2.47894195087345 2023 2.59374879985077