Year % of female population 1960 12.0699632833848 1961 11.9388938273445 1962 11.7867964916956 1963 11.6545460077897 1964 11.5569764891017 1965 11.4475645500262 1966 11.3088278157052 1967 11.155452019876 1968 11.0511824651924 1969 11.0472476544704 1970 11.1155629306549 1971 11.2392554066178 1972 11.4085299088758 1973 11.5609164378939 1974 11.6614385718892 1975 11.7427037521434 1976 11.8144629487023 1977 11.8791847123951 1978 11.9458322701993 1979 12.0128525559996 1980 12.0767004670007 1981 12.1203351914848 1982 12.1158318182368 1983 12.0924553524976 1984 12.0605688022995 1985 12.0288927232126 1986 12.0364834111617 1987 12.0518986676652 1988 12.0674254179752 1989 12.1005137928249 1990 12.1247780798172 1991 12.0897707519424 1992 12.0110596269115 1993 11.9139106929882 1994 11.8299655417946 1995 11.8136998076628 1996 11.8853591334802 1997 12.056836667064 1998 12.2898173530273 1999 12.5021297142365 2000 12.6645243747582 2001 12.7920566522733 2002 12.8575386051293 2003 12.8879136554877 2004 12.9323292288798 2005 12.9747625330391 2006 13.0000255568941 2007 13.0245692522827 2008 13.046299077019 2009 13.0572056846109 2010 13.0530267174705 2011 13.0290330127656 2012 13.0025231932224 2013 12.9695023095105 2014 12.9175221296089 2015 12.8529624602599 2016 12.767079938744 2017 12.6566546050728 2018 12.5367412667982 2019 12.3892493670077 2020 12.2135008719277 2021 12.0349766918228 2022 11.846409894555 2023 11.6447923357635