Year % of female population 1960 7.64756353251263 1961 7.68157531319401 1962 7.58931176565677 1963 7.4428762211104 1964 7.35443537261766 1965 7.25040757692506 1966 7.13431792328387 1967 7.00990761245169 1968 6.87804425010888 1969 6.743577920611 1970 6.61619339839437 1971 6.48328389987511 1972 6.37700896507635 1973 6.33702386378769 1974 6.35728103428422 1975 6.43486856486034 1976 6.57594010944142 1977 6.79023442918574 1978 7.06696792634562 1979 7.35106077888922 1980 7.60593058247475 1981 7.81003743749509 1982 7.97605068089121 1983 8.11670757949249 1984 8.2420767794072 1985 8.35542160433053 1986 8.45403032190567 1987 8.53633763142174 1988 8.5950992053481 1989 8.64460774918092 1990 8.70100395053118 1991 8.78317901196093 1992 8.74868347958545 1993 8.53994909162039 1994 8.27120056351141 1995 7.97603020816997 1996 7.64717040848208 1997 7.34521098783974 1998 7.10832596285278 1999 6.97789426093136 2000 6.96597065415362 2001 7.03014995066158 2002 7.05847134944632 2003 7.0152019006969 2004 7.00192753862914 2005 7.03592612564034 2006 7.09527119731019 2007 7.14745517569457 2008 7.19279914878117 2009 7.24579307547255 2010 7.30650949821892 2011 7.38311215887017 2012 7.48524861455216 2013 7.59015446363415 2014 7.67077105643967 2015 7.71121906123178 2016 7.70893583045033 2017 7.68195566635842 2018 7.63888167591868 2019 7.5656488340684 2020 7.48931899560286 2021 7.44410614877403 2022 7.38414977618234 2023 7.29175228370508