Year % of female population 1960 3.0486023388995 1961 3.01782038750197 1962 2.99129621294053 1963 2.96954040394374 1964 2.95288055667061 1965 2.93839909051901 1966 2.92650932594913 1967 2.91787990573322 1968 2.9113347931963 1969 2.90629529120568 1970 2.9035060741553 1971 2.903272273468 1972 2.9043519824963 1973 2.90822136187657 1974 2.91526765812175 1975 2.92520896217799 1976 2.93865313183539 1977 2.95632470228757 1978 2.97835507171071 1979 3.00351113840608 1980 3.03082128380582 1981 3.05870463156454 1982 3.08644127018807 1983 3.11414606878555 1984 3.14280587083958 1985 3.17232523829055 1986 3.20275502869401 1987 3.23424401721596 1988 3.26734896053338 1989 3.30253225620155 1990 3.33771929419498 1991 3.37146609857282 1992 3.40283954359479 1993 3.43105596951981 1994 3.45634978677072 1995 3.47931893596146 1996 3.50000520769112 1997 3.51785943427181 1998 3.53109823915133 1999 3.53816385365206 2000 3.53992558388285 2001 3.54041530174803 2002 3.54109382140395 2003 3.54167052261766 2004 3.540641927615 2005 3.53685506838287 2006 3.53164861663002 2007 3.52735898653858 2008 3.52615916478429 2009 3.52814728387977 2010 3.53382991886633 2011 3.54223851412175 2012 3.54720554272174 2013 3.5442064853532 2014 3.52634069845349 2015 3.52250810579443 2016 3.54492278929924 2017 3.56934623913937 2018 3.5935196220137 2019 3.62063980655917 2020 3.6416905959061 2021 3.64531196357526 2022 3.64491158958528 2023 3.65957177600098