Year % of female population 1960 10.2973168542557 1961 10.2800775158242 1962 10.3410135633619 1963 10.4753478103328 1964 10.7454783658028 1965 11.0568333110613 1966 11.3301034055714 1967 11.6491345963316 1968 12.0294517029164 1969 12.387644729828 1970 12.7579895730626 1971 13.0462097819839 1972 13.1340721007263 1973 13.1259438266317 1974 13.1219510276407 1975 13.076002698533 1976 13.0182604705785 1977 13.042220868519 1978 13.0560044314736 1979 12.991529103017 1980 12.8530766477215 1981 12.672636581049 1982 12.4669813478761 1983 12.2632529922579 1984 12.0600190505098 1985 11.8393066588246 1986 11.587755005283 1987 11.3387059257225 1988 11.139748663797 1989 10.9905376819203 1990 10.9074444077103 1991 10.8964748293204 1992 10.9519863167852 1993 11.0432701030218 1994 11.1311672683514 1995 11.1973764838496 1996 11.236327529334 1997 11.247187467957 1998 11.2210905589178 1999 11.1627144428537 2000 11.0527205751887 2001 10.9320593157816 2002 10.8601430754459 2003 10.823212965736 2004 10.8026721755295 2005 10.8111720937604 2006 10.747792016545 2007 10.5733388622027 2008 10.3602992554447 2009 10.0721641261286 2010 9.6663674039412 2011 9.25070897037132 2012 8.89002482891701 2013 8.54709786773501 2014 8.28406945377979 2015 8.14494996326813 2016 8.09052451100087 2017 8.00243733723382 2018 7.86180169025664 2019 7.71235382283455 2020 7.51988186662556 2021 7.29647382019073 2022 7.1334811931381 2023 7.00733498392116