Year % of female population 1960 6.47890829358966 1961 6.49625967438749 1962 6.51363126416907 1963 6.52998845029402 1964 6.54760958906597 1965 6.56986285500276 1966 6.59371319142829 1967 6.61966950467243 1968 6.64694844332079 1969 6.66705991974372 1970 6.67755770411294 1971 6.67354756839186 1972 6.65863880463921 1973 6.6436404922639 1974 6.63090414354163 1975 6.61794603131577 1976 6.59524852560876 1977 6.55552277549403 1978 6.51964180551849 1979 6.47088710604533 1980 6.36551118678141 1981 6.2314311612179 1982 6.10919129336436 1983 6.02182168840874 1984 5.98511557975842 1985 5.97354597496837 1986 5.9655334735366 1987 5.96379112592389 1988 5.96730709578939 1989 5.97394848009813 1990 5.99392525195536 1991 6.0170114864747 1992 6.02075784873298 1993 6.04140818744122 1994 6.17969449569405 1995 6.27554175393098 1996 6.20920676926424 1997 6.11860572630105 1998 6.08197138038159 1999 6.07677495758109 2000 6.0597401972413 2001 6.03736498667186 2002 6.00587699913365 2003 5.95122090331088 2004 5.88675729123133 2005 5.82409671194891 2006 5.75882703495888 2007 5.69197951655144 2008 5.62870851679819 2009 5.5847113767893 2010 5.57260504084305 2011 5.58745525597441 2012 5.61685453945678 2013 5.6671208309452 2014 5.72629661664415 2015 5.78184009190611 2016 5.84761339377407 2017 5.91218663893527 2018 5.95526894205122 2019 5.97716615737416 2020 5.98831263341727 2021 5.99389260195221 2022 5.99400783814264 2023 5.98919795400885