Year % of female population 1960 5.28151870626739 1961 5.14738739078191 1962 5.0368434347457 1963 4.95370989185315 1964 4.90224672337318 1965 4.87782499417527 1966 4.88164209320607 1967 4.9175064743596 1968 4.96806723639101 1969 5.01591755197986 1970 5.06178358071401 1971 5.09795616625589 1972 5.1204798966978 1973 5.14289488496043 1974 5.18122979156197 1975 5.23537326218277 1976 5.29986301733722 1977 5.37600136229695 1978 5.44817542088649 1979 5.48390134847084 1980 5.4705857038344 1981 5.40889048133464 1982 5.30198868360852 1983 5.17495182712437 1984 5.05933948521715 1985 4.96328983954375 1986 4.87978224886549 1987 4.81002697392711 1988 4.75942632110468 1989 4.72452102936175 1990 4.70871300000973 1991 4.71972604699421 1992 4.74679994874023 1993 4.78191132787094 1994 4.82389234258617 1995 4.86284355984982 1996 4.8951340017948 1997 4.9123481170129 1998 4.90967667267704 1999 4.90691055585443 2000 4.91961183266223 2001 4.95171849670705 2002 5.0017125273737 2003 5.06433499104306 2004 5.12379740149325 2005 5.15222860612402 2006 5.13805014020756 2007 5.07605202934676 2008 4.96428990939098 2009 4.83020570755181 2010 4.71200615410806 2011 4.63584593640722 2012 4.60691626002936 2013 4.62221697290111 2014 4.67562784848651 2015 4.76384094373344 2016 4.88359946528431 2017 5.02818899344129 2018 5.19296392364606 2019 5.38101212329947 2020 5.58689831582882 2021 5.82069359467308 2022 6.09301765133158 2023 6.39348779409989