Year % of female population 1960 2.9053557534365 1961 2.89115526886551 1962 2.87726134625409 1963 2.87151320712938 1964 2.87063487814888 1965 2.86521585911438 1966 2.85772339577276 1967 2.84842792235976 1968 2.8383865076086 1969 2.82962819778474 1970 2.82276669320692 1971 2.81906065439496 1972 2.8177714764249 1973 2.81753584287133 1974 2.81913084917064 1975 2.77524707284029 1976 2.6944049506829 1977 2.62480331448827 1978 2.56433281731188 1979 2.514798192866 1980 2.47955750072616 1981 2.46341837029373 1982 2.4680299110811 1983 2.42877001200957 1984 2.40539860635895 1985 2.44757281510227 1986 2.49137425189905 1987 2.53869187094165 1988 2.58698326410348 1989 2.63411870968049 1990 2.67361513117448 1991 2.7227603022709 1992 2.77495138497522 1993 2.82449557954302 1994 2.86676821987429 1995 2.91399403843988 1996 2.96535440314868 1997 3.02576964559718 1998 3.08936321928072 1999 3.15491920040565 2000 3.22284790090828 2001 3.29281871610822 2002 3.36383758706074 2003 3.43328981844165 2004 3.50422496439867 2005 3.57369960958848 2006 3.63586410319608 2007 3.69228761829942 2008 3.74196082487043 2009 3.78759524635538 2010 3.82817401972549 2011 3.83915755965154 2012 3.84111354131396 2013 3.84894147222286 2014 3.83241076105517 2015 3.81489540757577 2016 3.8141732609188 2017 3.81440402695187 2018 3.81292557469424 2019 3.80913120394022 2020 3.79192298671762 2021 3.75747198401376 2022 3.71924421642695 2023 3.69341832633569