Year % of female population 1960 2.67425852111495 1961 2.70273344591344 1962 2.7222674667973 1963 2.73476941928292 1964 2.74074894767969 1965 2.74225981222035 1966 2.73980721662839 1967 2.73410761984203 1968 2.72579388418286 1969 2.71414329396687 1970 2.69924116261816 1971 2.6876910999907 1972 2.68231839630691 1973 2.67865616280639 1974 2.6739533541845 1975 2.6678565377693 1976 2.65823416169794 1977 2.65742394531162 1978 2.66779324211202 1979 2.67553026337583 1980 2.68025293265339 1981 2.68643269150427 1982 2.6942110776309 1983 2.70556587974754 1984 2.71365048564429 1985 2.71818687020041 1986 2.68957730334942 1987 2.62925250895993 1988 2.57709764271019 1989 2.53549775156002 1990 2.50556607093581 1991 2.47658144016088 1992 2.46021101288429 1993 2.47649432313371 1994 2.51967834099457 1995 2.58162651601842 1996 2.65597020179343 1997 2.74386834356711 1998 2.84268522072313 1999 2.94812502047655 2000 3.06446168215182 2001 3.18816257384546 2002 3.31520143489118 2003 3.45087590126649 2004 3.57209910727517 2005 3.66446744106654 2006 3.7371444926434 2007 3.78528086415045 2008 3.79980975150226 2009 3.79283286411639 2010 3.77316103901215 2011 3.73459876325344 2012 3.69214796867501 2013 3.66287268304853 2014 3.65506187274866 2015 3.67761324632317 2016 3.76104474991879 2017 3.8897341439556 2018 4.03090914200396 2019 4.19530282808156 2020 4.37308913784448 2021 4.54597209656817 2022 4.70589784093894 2023 4.84758208541724