Year % of female population 1960 10.754019365195 1961 10.9798554606991 1962 11.211138582491 1963 11.4534308478192 1964 11.6217258713021 1965 11.7087933234092 1966 11.7876813372324 1967 11.8502720748297 1968 11.8869447611248 1969 11.8947368319139 1970 11.8872066847033 1971 11.8756520873911 1972 11.8583451966098 1973 11.8357486595909 1974 11.8117681534051 1975 11.7782524094182 1976 11.7332960974635 1977 11.6886675164749 1978 11.6498344973349 1979 11.6104183734263 1980 11.5716732067966 1981 11.5447363618291 1982 11.5231055130798 1983 11.5013671825361 1984 11.4851255622782 1985 11.4622619197861 1986 11.4254290577454 1987 11.3727322082877 1988 11.2994749538632 1989 11.2259666325232 1990 11.1819117381521 1991 11.1649754074225 1992 11.1655707967669 1993 11.185560950879 1994 11.2117107410657 1995 11.2240285236603 1996 11.2275293187595 1997 11.218251278183 1998 11.1858438402756 1999 11.1329470784117 2000 11.0548274374599 2001 10.951607052141 2002 10.8434353878646 2003 10.7360691189533 2004 10.6236385262818 2005 10.5214091622225 2006 10.4233974313339 2007 10.3214607216578 2008 10.225420723258 2009 10.1331699848787 2010 10.0473398865962 2011 9.98094797991877 2012 9.92103480818288 2013 9.84646699171692 2014 9.75685742841532 2015 9.64022674775315 2016 9.47969562224531 2017 9.30030284347777 2018 9.13233039518795 2019 8.98389279828593 2020 8.85634942545787 2021 8.75419785172141 2022 8.66380446409286 2023 8.55584499778007