Year % of female population 1960 6.40803324797005 1961 6.38724336505277 1962 6.40371396404571 1963 6.43775876604003 1964 6.48228356931396 1965 6.57161006782195 1966 6.65021572860072 1967 6.68980872380003 1968 6.74639214612193 1969 6.79809914009169 1970 6.79824805704408 1971 6.80817675960684 1972 6.81689971703174 1973 6.71465859383859 1974 6.52070464481984 1975 6.29981874175059 1976 6.1259859875759 1977 6.10093895959297 1978 6.20852390224799 1979 6.35128994638714 1980 6.47977017453148 1981 6.55799391758507 1982 6.65432371164105 1983 6.7541778173372 1984 6.92666588649785 1985 7.34221580630453 1986 7.84249116476194 1987 8.24583850260183 1988 8.7013112855916 1989 9.19728356802017 1990 9.50733424260317 1991 9.7450024835045 1992 9.9436695341663 1993 9.97708348627519 1994 9.81281245150842 1995 9.52423907519093 1996 9.24930775357602 1997 9.01679127488775 1998 8.84218701056369 1999 8.80662342068986 2000 8.874679461939 2001 8.98702769280051 2002 9.11519884315483 2003 9.13931901393892 2004 9.02218376834175 2005 8.78642994346255 2006 8.47011921342163 2007 8.17507016379424 2008 7.96038436377468 2009 7.81171379211708 2010 7.69517307035822 2011 7.61823350750842 2012 7.6170699892671 2013 7.64423178991146 2014 7.55737643593246 2015 7.27360306771371 2016 6.89616182401696 2017 6.52433361749884 2018 6.2210882479162 2019 6.05311040905266 2020 6.00405552304107 2021 6.04479101447026 2022 6.16167925702732 2023 6.30830903705807