Year % of female population 1960 8.42129890516825 1961 8.21005325357411 1962 7.99147174645348 1963 7.77014700652592 1964 7.50650529262275 1965 7.21881488343165 1966 7.1507570862185 1967 7.47404924420052 1968 8.02203222199556 1969 8.71951650221285 1970 9.46556929053993 1971 9.9708216878191 1972 10.2150950522777 1973 10.4148333754743 1974 10.678705960972 1975 10.9741933317479 1976 11.2872788175659 1977 11.6059069590002 1978 11.8621247098914 1979 12.0074064343724 1980 12.0787772604055 1981 12.0609808464319 1982 11.9415853636734 1983 11.7642136090835 1984 11.5239032953968 1985 11.2256144188866 1986 10.9615864869527 1987 10.8021759098156 1988 10.7404684015 1989 10.7321117273358 1990 10.5355612639449 1991 10.0194852634854 1992 9.40077145275725 1993 8.86326948676992 1994 8.43866769537955 1995 8.13451502578477 1996 7.89177687169795 1997 7.62292226535284 1998 7.30922028040343 1999 6.98037999592022 2000 6.74594987249949 2001 6.67606565788894 2002 6.66751770057135 2003 6.62165516056141 2004 6.54699074638735 2005 6.56127313696001 2006 6.72646278107412 2007 6.88610253402658 2008 6.92115544874694 2009 6.87647321829254 2010 6.87306527763833 2011 6.96704730342131 2012 7.07953094250125 2013 7.1308843296484 2014 7.10671272909362 2015 7.04641194616414 2016 6.99452291494163 2017 6.93304406129224 2018 6.8303629497327 2019 6.66495227839523 2020 6.41920849177813 2021 6.09768965949255 2022 5.74241761171542 2023 5.39182030504388