Year % of female population 1960 4.47748182309748 1961 4.47602590164148 1962 4.4775530371012 1963 4.48205268140126 1964 4.48728084146315 1965 4.49153362298395 1966 4.49497280687296 1967 4.49756194189673 1968 4.49924833233709 1969 4.50017098423592 1970 4.47644547169635 1971 4.43462409366203 1972 4.40017103610465 1973 4.37070397046954 1974 4.35241783526978 1975 4.37010721852462 1976 4.36707626408685 1977 4.345783841194 1978 4.35211632448907 1979 4.34872621858742 1980 4.29926185682404 1981 4.22103630078344 1982 4.15329777822399 1983 4.08439481028421 1984 4.01718569745986 1985 3.9559654079423 1986 3.91420267865719 1987 3.88969154625027 1988 3.8936437227681 1989 3.96241264741287 1990 4.08354566823919 1991 4.22381946637773 1992 4.39746050283047 1993 4.58632288319676 1994 4.75236599409799 1995 4.91462732689099 1996 5.09882615246551 1997 5.29606481503368 1998 5.60956814941313 1999 5.88962989196137 2000 6.00669616740808 2001 6.08168927678101 2002 6.11724984292242 2003 6.12857756895531 2004 6.14087166834328 2005 6.16215776498744 2006 6.18272485251864 2007 6.1941834735599 2008 6.2044322084023 2009 6.19945311769459 2010 6.18828484796969 2011 6.17833902771447 2012 6.15726827215499 2013 6.08416475080239 2014 5.88890971010362 2015 5.55816378236299 2016 5.13961881040125 2017 4.63444467913512 2018 4.19112876509275 2019 4.07446690776331 2020 4.35902019886049 2021 4.88683507988075 2022 5.55627031137421 2023 6.28017977715525