Year % of female population 1960 7.23372912636136 1961 7.21796264634595 1962 7.25721491665015 1963 7.35837745821044 1964 7.71215762432591 1965 8.24779992150673 1966 8.65240374801902 1967 9.0932434818825 1968 9.58709642036009 1969 9.90981968625347 1970 10.0978886166156 1971 10.3315361664831 1972 10.6089326943014 1973 10.8657892733654 1974 11.0625430079354 1975 11.2029506864496 1976 11.1975881573574 1977 11.0676969352497 1978 10.9835333339517 1979 10.8212592827869 1980 10.5887984494797 1981 10.4601509446209 1982 10.2877140013182 1983 10.0018759174232 1984 9.77604909152368 1985 9.63267072518806 1986 9.59509266417668 1987 9.66661908282456 1988 9.79755830468811 1989 9.92028924010637 1990 10.0186044089097 1991 10.0917390410321 1992 10.1229808286806 1993 10.1163894265836 1994 10.123035938618 1995 10.1634945392356 1996 10.2293434496377 1997 10.3223576919531 1998 10.4171286550991 1999 10.4938423485791 2000 10.512279141163 2001 10.461050576681 2002 10.3675865113286 2003 10.2492278677495 2004 10.1254489338201 2005 10.0100245798577 2006 9.90758408665673 2007 9.80592692111105 2008 9.67993200076471 2009 9.51062919536191 2010 9.26387564562542 2011 8.91480559383282 2012 8.49878814738649 2013 8.06456587484145 2014 7.6613083518817 2015 7.34700656258271 2016 7.14052106643734 2017 7.02669369249644 2018 6.97310065242644 2019 6.95033272264972 2020 6.9230193280899 2021 6.86476386930003 2022 6.77660355239772 2023 6.68656826965835