Year % of female population 1960 1.31606910135833 1961 1.28223659858159 1962 1.24244634595063 1963 1.20343184382897 1964 1.17275291043837 1965 1.15055728029805 1966 1.1358039243239 1967 1.12787376338615 1968 1.12324784404002 1969 1.11872776337874 1970 1.11381098343462 1971 1.10923576200463 1972 1.10425030582986 1973 1.09975127846003 1974 1.09703399796524 1975 1.09411575374992 1976 1.09213798445005 1977 1.09111967850144 1978 1.08525191267587 1979 1.07078844509187 1980 1.04808420608546 1981 1.01198854015042 1982 0.970943333667624 1983 0.935159019002171 1984 0.907913385073456 1985 0.893777087803538 1986 0.889581625529531 1987 0.892880398784588 1988 0.905903202823407 1989 0.930811014126357 1990 0.957753905189512 1991 0.99334192732631 1992 1.04862976456431 1993 1.11779773772432 1994 1.18037465794073 1995 1.22318475704343 1996 1.25366031153036 1997 1.26954744567917 1998 1.27450724767747 1999 1.28244529058853 2000 1.29923940842923 2001 1.31999877951035 2002 1.35228069990644 2003 1.39042860123115 2004 1.42268392347054 2005 1.45014796994132 2006 1.47573624508288 2007 1.50305816725433 2008 1.52812562209696 2009 1.54684368052198 2010 1.56050362931062 2011 1.57095507489683 2012 1.57891927041974 2013 1.58838421402904 2014 1.59875195443289 2015 1.61531113854119 2016 1.65350937681172 2017 1.71225672761411 2018 1.78185828719282 2019 1.88724200584751 2020 2.02414611402905 2021 2.15127061644734 2022 2.26906654471205 2023 2.39485638937213