Year % of female population 1960 2.62754147870074 1961 2.59784624587272 1962 2.57129426069673 1963 2.54944637560813 1964 2.53407715685943 1965 2.52519244012653 1966 2.53798401527747 1967 2.56979415715419 1968 2.59836672529726 1969 2.61591245171955 1970 2.62154173852878 1971 2.61814857390781 1972 2.60717813470461 1973 2.59115532839333 1974 2.57758905119185 1975 2.57095751752709 1976 2.57411982731474 1977 2.58861108635748 1978 2.60885978143709 1979 2.62955151612051 1980 2.64997488980434 1981 2.66922853338806 1982 2.68668107901042 1983 2.70518809234335 1984 2.72629647028583 1985 2.75225190557261 1986 2.78732390705753 1987 2.83243896286115 1988 2.88009459173361 1989 2.91779799565384 1990 2.94167728155456 1991 2.9478447986924 1992 2.93210171342302 1993 2.90736687190545 1994 2.89715038504025 1995 2.90961320165638 1996 2.9418908164431 1997 2.99549535100156 1998 3.0663630097081 1999 3.14224731317968 2000 3.21476953266945 2001 3.28149636747611 2002 3.33443909743864 2003 3.36226716033529 2004 3.39016731588448 2005 3.43903403036284 2006 3.50426598846339 2007 3.59789236376261 2008 3.73239359084626 2009 3.88634718107467 2010 4.04362007442864 2011 4.21314855749246 2012 4.38995316140698 2013 4.56604115141344 2014 4.7366712053048 2015 4.89765233667399 2016 5.04296435136669 2017 5.1749464618314 2018 5.29638217214441 2019 5.40139925651303 2020 5.49183271887329 2021 5.56557334981872 2022 5.61486605798095 2023 5.64062164393439