Year % of female population 1960 14.589478313711 1961 14.5115570155568 1962 14.4422009768366 1963 14.3819092991832 1964 14.3294947674275 1965 14.2837009286152 1966 14.2434698799765 1967 14.2082357539397 1968 14.1769065287115 1969 14.148758593096 1970 14.124980525507 1971 14.1046700627813 1972 14.0859081562155 1973 14.0692669165701 1974 14.0598650927487 1975 14.0538864298581 1976 14.0452839494223 1977 14.0287164096271 1978 13.9951062245386 1979 13.9504697155842 1980 13.9152580005906 1981 13.9056638636977 1982 13.9327944380306 1983 14.0149703162973 1984 14.147899109508 1985 14.2951309007581 1986 14.440366424883 1987 14.5797196555261 1988 14.703632654789 1989 14.8098794530662 1990 14.9065265921248 1991 15.0492752112567 1992 15.1995988933622 1993 15.1966346482229 1994 15.0270339315686 1995 14.6770092446252 1996 14.1953985313314 1997 13.8685878925344 1998 13.8937360725244 1999 14.1405109108513 2000 14.5275580985423 2001 15.0210405955836 2002 15.4113183785175 2003 15.5529836245522 2004 15.5658504982771 2005 15.5737463420308 2006 15.5806131112798 2007 15.5775552639133 2008 15.5611557068902 2009 15.5374264915187 2010 15.5113990385573 2011 15.4841598058314 2012 15.4485654549551 2013 15.4100459924656 2014 15.3695244210149 2015 15.3293348883867 2016 15.3103651062065 2017 15.3159665059175 2018 15.3313573911161 2019 15.3556579669408 2020 15.3924471031473 2021 15.4250960360712 2022 15.4280553235536 2023 15.4006387963291