Year % of female population 1960 5.27662462142964 1961 5.35180512953668 1962 5.40002485955371 1963 5.42860431018119 1964 5.43655442797679 1965 5.42644805276694 1966 5.40261194884556 1967 5.36483100960681 1968 5.31586029923607 1969 5.26223499480944 1970 5.20798135081829 1971 5.15699940470007 1972 5.12707613489129 1973 5.11519288990735 1974 5.10192177571765 1975 5.08540970607195 1976 5.06339429644834 1977 5.03513716497312 1978 5.00216831239675 1979 4.96623899230466 1980 4.92906919163211 1981 4.87898632684358 1982 4.81767575013326 1983 4.75856412966594 1984 4.70155202103665 1985 4.64635466949339 1986 4.58854395382402 1987 4.51892465773106 1988 4.44277381333085 1989 4.39674925781333 1990 4.39299163231814 1991 4.39426196458257 1992 4.39249415488735 1993 4.39899897080545 1994 4.39176786763092 1995 4.38146478717526 1996 4.39619006392638 1997 4.43985564345892 1998 4.51290104856439 1999 4.61119494194797 2000 4.72820219326197 2001 4.85150606351082 2002 4.97277573264577 2003 5.08484057398547 2004 5.18451556777469 2005 5.2689427336139 2006 5.33529189360578 2007 5.38266191909724 2008 5.4134904092684 2009 5.43386705257139 2010 5.44754156577175 2011 5.46287198325099 2012 5.48976560936348 2013 5.52745996810175 2014 5.56918412805753 2015 5.61316978260003 2016 5.65850610527849 2017 5.70006998246397 2018 5.73645642254728 2019 5.77127692777843 2020 5.80862768460064 2021 5.84968096579213 2022 5.89622293281405 2023 5.95343171180823