Year % of female population 1960 4.51735850974623 1961 4.51876772023369 1962 4.51985789820988 1963 4.51971677891377 1964 4.51675655835987 1965 4.51090585201121 1966 4.50556813931473 1967 4.49749753897303 1968 4.4847287516991 1969 4.4710357457503 1970 4.45730113116146 1971 4.44388677181166 1972 4.43307970877088 1973 4.42549398001018 1974 4.42090399173014 1975 4.41737481674215 1976 4.41126435445948 1977 4.40642126300471 1978 4.40407906608927 1979 4.39854195168832 1980 4.38925614676192 1981 4.37755895401493 1982 4.36541020395316 1983 4.36784991213791 1984 4.38920878136802 1985 4.40971094197205 1986 4.42353851657447 1987 4.42191234825107 1988 4.38307982734912 1989 4.31883805118909 1990 4.24845509901195 1991 4.1590911195799 1992 4.07693048946252 1993 4.02911206886919 1994 3.99846098765555 1995 3.97705623347781 1996 3.9502584637983 1997 3.91297558973389 1998 3.89397897090471 1999 3.91112155290209 2000 3.94691566028469 2001 3.99386127072022 2002 4.05245413285682 2003 4.10226276119134 2004 4.13023612099285 2005 4.14501714615018 2006 4.15723035595349 2007 4.1729523284656 2008 4.19098223383504 2009 4.20976958325563 2010 4.22874564213472 2011 4.24252235011944 2012 4.24646395355269 2013 4.24192293447394 2014 4.23520994905946 2015 4.2359502189626 2016 4.25384555551117 2017 4.28876083563354 2018 4.33603965444882 2019 4.39033118612528 2020 4.44444861937794 2021 4.4887157249148 2022 4.51675865550559 2023 4.5310743155653