Year % of female population 1960 2.62233973359329 1961 2.61816979262598 1962 2.61007019678624 1963 2.60017726589109 1964 2.59129357593236 1965 2.58403455630333 1966 2.57889815986322 1967 2.57603841643642 1968 2.57431079024793 1969 2.57242937317423 1970 2.56971890655435 1971 2.5674118324275 1972 2.56531157099359 1973 2.56255933170479 1974 2.55999048185397 1975 2.55794764147218 1976 2.55661215174303 1977 2.55589216589628 1978 2.54923026015047 1979 2.53952753716796 1980 2.53576716349174 1981 2.53629861912758 1982 2.53856593270929 1983 2.54121209619969 1984 2.54069802153032 1985 2.53830682159341 1986 2.53596559346917 1987 2.53224905082939 1988 2.52853771380988 1989 2.52582899777977 1990 2.52321378000999 1991 2.52194704449589 1992 2.52518210421798 1993 2.52742311321495 1994 2.51234108204796 1995 2.50125150460343 1996 2.51108524729896 1997 2.52284958832896 1998 2.52627850909595 1999 2.52490255530942 2000 2.52362220011366 2001 2.51940603806564 2002 2.5095384361387 2003 2.48685333492171 2004 2.4489499562769 2005 2.40044858719061 2006 2.34899541640988 2007 2.30316615326011 2008 2.27070401330192 2009 2.25196443071666 2010 2.24169435369635 2011 2.23527943605445 2012 2.22926292451114 2013 2.22351613728936 2014 2.21807943331551 2015 2.21355955982014 2016 2.20936328403364 2017 2.20628056757715 2018 2.20497531231837 2019 2.20549584316071 2020 2.20611683927607 2021 2.20531902723898 2022 2.20380642039332 2023 2.20273669698276