Year % of female population 1960 9.28580231871208 1961 9.40741375826507 1962 9.56017876863737 1963 9.67881787209624 1964 9.74813720586146 1965 9.96007300972226 1966 10.2142112084599 1967 10.3816116692487 1968 10.6118955833808 1969 10.8513484789757 1970 11.142683363478 1971 11.405201754936 1972 11.596385314536 1973 11.7847871689724 1974 11.9238191167616 1975 12.1382822596042 1976 12.3715317360247 1977 12.5477558034872 1978 12.7533052410564 1979 12.9669174443798 1980 13.1738364324894 1981 13.3433315777048 1982 13.4997287169407 1983 13.6097777082642 1984 13.6992303541199 1985 13.8964923311831 1986 14.1842827718945 1987 14.4769568426136 1988 14.7917063824461 1989 15.1420945294039 1990 15.4935715485137 1991 15.8519311244853 1992 16.2147030965786 1993 16.5396450274911 1994 16.8335474244649 1995 17.1281878234152 1996 17.4109271651067 1997 17.6801482686753 1998 17.9439422779704 1999 18.1527674126772 2000 18.3888371252273 2001 18.6786263392568 2002 18.9304463400237 2003 19.1583978747393 2004 19.4242343158147 2005 19.6779946536571 2006 19.8918620752114 2007 20.0977486938163 2008 20.317273889436 2009 20.5873842251809 2010 20.8935086544124 2011 21.2328312346909 2012 21.5832679578072 2013 21.9893459444795 2014 22.4338726585633 2015 22.838717609022 2016 23.2383317329473 2017 23.6408710470734 2018 23.9880566599276 2019 24.2851012747499 2020 24.5640610637221 2021 24.8534506390549 2022 25.2231161688032 2023 25.6535216910948