Year % of female population 1960 2.4744399770247 1961 2.4551506261988 1962 2.44642224583776 1963 2.44336429129416 1964 2.44933508943366 1965 2.45702288648222 1966 2.47601235973329 1967 2.5161854073162 1968 2.55808541173733 1969 2.59961725751748 1970 2.628313174906 1971 2.61837935717519 1972 2.59574694123271 1973 2.57773928107406 1974 2.55497346693115 1975 2.52723745087309 1976 2.49553208773355 1977 2.43980328287667 1978 2.39193038223677 1979 2.37280224054769 1980 2.35877380714099 1981 2.36071765816808 1982 2.37778918445605 1983 2.40196592594813 1984 2.43819089504338 1985 2.4737741631306 1986 2.50120531213932 1987 2.53371534409909 1988 2.55980278339138 1989 2.56614169873752 1990 2.5785021604808 1991 2.60389048589211 1992 2.62633530746665 1993 2.65184270125592 1994 2.68484601817935 1995 2.72384467265725 1996 2.76033973412112 1997 2.76785015521874 1998 2.7340524360033 1999 2.68360682868455 2000 2.64027231733511 2001 2.61878781866878 2002 2.60239430068304 2003 2.5850076812348 2004 2.56183111068547 2005 2.51118846345102 2006 2.4348844015218 2007 2.364720180566 2008 2.32422478181797 2009 2.30839632554829 2010 2.30984027700212 2011 2.3235011540203 2012 2.32319594941129 2013 2.31311158821435 2014 2.33315188968226 2015 2.39477963381412 2016 2.47509242433736 2017 2.57774013983414 2018 2.72258262246514 2019 2.88857209297623 2020 3.06449352261578 2021 3.28267537546778 2022 3.53682218301182 2023 3.77993755566648