Year % of female population 1960 15.7673939209962 1961 15.7955837755876 1962 15.8353028207447 1963 15.8875258424039 1964 15.9586035832934 1965 16.0505635197396 1966 16.1634574738076 1967 16.2944632325881 1968 16.4403018286938 1969 16.5812867628329 1970 16.6976571037891 1971 16.7889199182152 1972 16.8436062921547 1973 16.8423338008061 1974 16.7953561121252 1975 16.7277441336761 1976 16.6696351810052 1977 16.6630077677645 1978 16.7323957186549 1979 16.8831347841396 1980 17.1143830617738 1981 17.3858821654979 1982 17.6513442443339 1983 17.8981333015012 1984 18.1188138983331 1985 18.3178284331836 1986 18.4974733383847 1987 18.6651504379176 1988 18.79479567388 1989 18.8322676507938 1990 18.7926170186667 1991 18.7084456706626 1992 18.5639777903818 1993 18.3810044700794 1994 18.2082346557399 1995 18.0983357480385 1996 18.0128126716411 1997 17.9072324561122 1998 17.8076821873328 1999 17.7144035509586 2000 17.6188322566488 2001 17.572036690339 2002 17.5297453437153 2003 17.4902117494926 2004 17.4838669369462 2005 17.4560714337691 2006 17.4776400373321 2007 17.5433875433875 2008 17.5897483019316 2009 17.6382732979169 2010 17.7216040093776 2011 17.8713463332866 2012 18.0771071619618 2013 18.2470264583669 2014 18.3994832583128 2015 18.3653642495192 2016 18.1103384845101 2017 17.8944928339964 2018 17.7600171909595 2019 17.6853414046048 2020 17.6940515324193 2021 17.8496999679355 2022 17.9783079420852 2023 17.9928857977181