Year % of female population 1960 1.56355417360963 1961 1.57143588274253 1962 1.60105440064173 1963 1.64899885325508 1964 1.71346949343182 1965 1.78933143455938 1966 1.87822204970387 1967 1.98160542222427 1968 2.08792794474608 1969 2.18084280679877 1970 2.25670083794935 1971 2.32135070560593 1972 2.37271774226715 1973 2.41325586909866 1974 2.45566595159121 1975 2.50537992052644 1976 2.56327964260631 1977 2.62749676042966 1978 2.6880135178567 1979 2.7345371037745 1980 2.7616812337051 1981 2.77203623830638 1982 2.77059018077283 1983 2.76708029803251 1984 2.77168623718937 1985 2.78205320422916 1986 2.79223214239752 1987 2.79760059387861 1988 2.79524157665214 1989 2.79197234516774 1990 2.79872879842885 1991 2.81932500410243 1992 2.85223371242274 1993 2.89292047627369 1994 2.93857245637616 1995 2.98340470741031 1996 3.02230330556981 1997 3.05949103968517 1998 3.09924119086 1999 3.13763750485957 2000 3.18013266621448 2001 3.2491022832189 2002 3.34537364813287 2003 3.45218438421633 2004 3.57532107503021 2005 3.71490179721692 2006 3.83706629968831 2007 3.95108419682513 2008 4.07327243601502 2009 4.18147104874606 2010 4.27100324884577 2011 4.37185101609055 2012 4.48043937503419 2013 4.57161094333125 2014 4.63286458666548 2015 4.67940382624644 2016 4.73174605224423 2017 4.79017319642908 2018 4.87286737703508 2019 4.97139405013471 2020 5.04547069959253 2021 5.09135690582543 2022 5.11044611582234 2023 5.10811632240577