Year % of female population 1960 1.51566291887809 1961 1.53377978857298 1962 1.56211593506003 1963 1.59842609620444 1964 1.62156103231881 1965 1.63358089849911 1966 1.64118658463323 1967 1.6418161193302 1968 1.6389849913515 1969 1.63819647196231 1970 1.63833962988336 1971 1.63615726561333 1972 1.64609580539725 1973 1.65436690088169 1974 1.64695482696004 1975 1.64006588256597 1976 1.63376833386718 1977 1.62282436462865 1978 1.60719355815502 1979 1.59516317108648 1980 1.56721964760949 1981 1.54078966671091 1982 1.52883421355636 1983 1.51447432967984 1984 1.50052162158489 1985 1.48645111162574 1986 1.47203586223896 1987 1.45117679398606 1988 1.42555578110867 1989 1.39900804832767 1990 1.37150984669366 1991 1.34301389167627 1992 1.3095541375067 1993 1.31317676505 1994 1.29414534098698 1995 1.2465421540648 1996 1.23878408511099 1997 1.23612183181685 1998 1.22674700249391 1999 1.21770975474359 2000 1.21222180653293 2001 1.2065503102793 2002 1.20206541692129 2003 1.19750413898484 2004 1.19023628132706 2005 1.18270936600047 2006 1.17449413507127 2007 1.1642652271542 2008 1.15166548970262 2009 1.13476348428118 2010 1.11970910337057 2011 1.10916270673025 2012 1.09624481455599 2013 1.08264447231825 2014 1.06156929960938 2015 1.07013037833397 2016 1.11229046802616 2017 1.14866881241158 2018 1.17835298636703 2019 1.20965260778255 2020 1.21905331448808 2021 1.20117694214998 2022 1.18407526989435 2023 1.16858323942881