Year % of female population 1960 12.3470644207774 1961 12.1237426398357 1962 11.8874311542194 1963 11.6723533597671 1964 11.5252607782085 1965 11.5062961486865 1966 11.5681036228337 1967 11.627786438625 1968 11.6842856013322 1969 11.7396335171901 1970 11.7947223893268 1971 11.8463422900799 1972 11.8960898808864 1973 11.946298554419 1974 11.9961772023345 1975 12.0438924406231 1976 12.0905554846404 1977 12.1384812513833 1978 12.1895741157528 1979 12.2466569834147 1980 12.3066355149933 1981 12.3672351989742 1982 12.4311402454599 1983 12.4885204494146 1984 12.5535005169372 1985 12.6221204938153 1986 12.6601966134674 1987 12.6683648219848 1988 12.6510282599827 1989 12.6040340909677 1990 12.5389303362313 1991 12.451966905597 1992 12.3531613400933 1993 12.2554345147561 1994 12.159431056061 1995 12.0946295755383 1996 12.0857465085619 1997 12.1313982849895 1998 12.2212842813269 1999 12.3426113252728 2000 12.4789810703445 2001 12.6244822154551 2002 12.7737740783017 2003 12.928890816008 2004 13.0999052675923 2005 13.2193503291661 2006 13.3030626071312 2007 13.6023554343849 2008 13.8569974425422 2009 13.9016858813024 2010 13.9749679105647 2011 13.926186382839 2012 13.8053959373011 2013 13.7269823506306 2014 13.5998011664498 2015 13.4991234742174 2016 13.4539899615821 2017 13.3812727785315 2018 13.2124517382953 2019 12.9826376173207 2020 12.7634099293929 2021 12.5614629301744 2022 12.4118046614412 2023 12.371244405934