Year % of female population 1960 1.17689198178376 1961 1.08576551449348 1962 0.993968636911942 1963 0.948332243296272 1964 0.93132600931326 1965 0.94896575851664 1966 1.0252499576343 1967 1.11015172073517 1968 1.16812183550612 1969 1.19741975356329 1970 1.1893560164101 1971 1.14186467610214 1972 1.06560954320628 1973 1.00257805786308 1974 0.972344548176854 1975 0.97124291442002 1976 1.0119128198186 1977 1.06771006034883 1978 1.11840821899993 1979 1.16371751952814 1980 1.19620941432344 1981 1.23093551098835 1982 1.26193921852388 1983 1.27440044617959 1984 1.27027607691481 1985 1.26687005532861 1986 1.25930165998855 1987 1.27228292121909 1988 1.31002352507034 1989 1.36289982464318 1990 1.43038164987865 1991 1.49116193348412 1992 1.52939008660402 1993 1.53547405509289 1994 1.52511844629782 1995 1.48067271961077 1996 1.41397093295827 1997 1.35430640033812 1998 1.30907517265007 1999 1.28391301267975 2000 1.30722385552289 2001 1.37175168851114 2002 1.447172944158 2003 1.5392167175064 2004 1.61489151873767 2005 1.65072617782501 2006 1.65807912424896 2007 1.66295524746785 2008 1.65242887135307 2009 1.65292271765307 2010 1.71944536393394 2011 1.81622544199766 2012 1.91918434665267 2013 2.05548286781577 2014 2.22734697799558 2015 2.38206718951188 2016 2.552761028245 2017 2.74406865219586 2018 2.92507204610951 2019 3.10686958715211 2020 3.27911124481595 2021 3.44236349248219 2022 3.60052679747316 2023 3.77651319192964