Year % of female population 1960 1.05933865879879 1961 1.0591194797974 1962 1.05111940175423 1963 1.04463102076889 1964 1.03756854271562 1965 1.02869426819956 1966 1.01900816138228 1967 1.01103429546407 1968 1.00780540933019 1969 1.01122245177093 1970 1.02227873324367 1971 1.04128047811652 1972 1.06322876505069 1973 1.08168588724954 1974 1.09193558388896 1975 1.09130331004668 1976 1.08038593691264 1977 1.06296484320453 1978 1.04490574523686 1979 1.03218228980345 1980 1.02989672966646 1981 1.0439513577987 1982 1.06851341082972 1983 1.09003772815336 1984 1.10231993353358 1985 1.10000539029593 1986 1.08191992734741 1987 1.05450708995753 1988 1.02681259657799 1989 1.00895843554227 1990 1.0126582278481 1991 1.0502927895585 1992 1.11777343464553 1993 1.1966582681342 1994 1.26952789018068 1995 1.31735704417518 1996 1.32572685516701 1997 1.29449028375006 1998 1.23726719840872 1999 1.17117105275265 2000 1.11415781887841 2001 1.08160586875955 2002 1.07828966387217 2003 1.10202102878945 2004 1.14313704118576 2005 1.18835420757778 2006 1.22912447729006 2007 1.26098188491235 2008 1.28396796551433 2009 1.30029638914026 2010 1.31308227877563 2011 1.3267350536945 2012 1.34324970290948 2013 1.36587888915413 2014 1.39813879595143 2015 1.44140737069977 2016 1.4989215833329 2017 1.56935148857604 2018 1.62789067623925 2019 1.69720544327621 2020 1.77840794004456 2021 1.83266554158053 2022 1.87792176012463 2023 1.93634121628541