Year % of female population 1960 1.33601251581404 1961 1.36709345388739 1962 1.39302694222724 1963 1.4128088636237 1964 1.4293419892574 1965 1.44131762861079 1966 1.45677469699723 1967 1.48280788304975 1968 1.51381757542488 1969 1.54682647723469 1970 1.57966495066946 1971 1.61078260376988 1972 1.6393906253026 1973 1.6649969028609 1974 1.68757400817051 1975 1.70696106362534 1976 1.72295239783556 1977 1.73520885443073 1978 1.74272931096681 1979 1.74475064873863 1980 1.74117089514079 1981 1.7324952551542 1982 1.72072095722399 1983 1.70914894037047 1984 1.70033884331765 1985 1.69697381480453 1986 1.70131896099908 1987 1.7137125332494 1988 1.73484071550494 1989 1.76630020084241 1990 1.80925555807881 1991 1.86230957454282 1992 1.92286996333316 1993 1.98790300903393 1994 2.05269526179124 1995 2.11386280328615 1996 2.1696009523038 1997 2.22010532568805 1998 2.26704109866085 1999 2.31222756446243 2000 2.35616941590948 2001 2.3987991609129 2002 2.43957844969696 2003 2.47697337523596 2004 2.50828852393931 2005 2.53195121014245 2006 2.54858054817897 2007 2.55782522055005 2008 2.56044985421465 2009 2.55896787548843 2010 2.55511378542203 2011 2.55148819230469 2012 2.54490132176007 2013 2.53488398254853 2014 2.52601687665739 2015 2.52085243013606 2016 2.52904267663968 2017 2.56380263548646 2018 2.62841864394454 2019 2.71851390844896 2020 2.82238458528419 2021 2.92585770714147 2022 3.02990804420202 2023 3.14621321723657