Year % of female population 1960 1.54854861099484 1961 1.600353761303 1962 1.66140747057028 1963 1.70747445260464 1964 1.77049388985554 1965 1.83819160914659 1966 1.89711042316301 1967 1.96570419343969 1968 2.02778644732006 1969 2.09682995013041 1970 2.17170591924459 1971 2.24190000730745 1972 2.31857905887748 1973 2.38535496240904 1974 2.44794235348527 1975 2.50984064013676 1976 2.57631237714926 1977 2.65726433198392 1978 2.74470964458661 1979 2.84040958728146 1980 2.90656870672106 1981 2.96658243634867 1982 3.07461681525139 1983 3.17633179288238 1984 3.28554833425967 1985 3.42163437818312 1986 3.56275526233518 1987 3.72241705846584 1988 3.90693071608523 1989 4.11201356124981 1990 4.32798167668778 1991 4.53523140928971 1992 4.75060236735473 1993 4.98240499687134 1994 5.19794616843276 1995 5.38803840144606 1996 5.48334855569339 1997 5.43492508701635 1998 5.30676472461386 1999 5.22736754212298 2000 5.3581041147466 2001 5.63635186681436 2002 5.90435153260566 2003 6.12432904260925 2004 6.33481063980383 2005 6.55764951451659 2006 6.7728569512874 2007 6.96581864094013 2008 7.11980568539564 2009 7.26969579188754 2010 7.45643838914799 2011 7.65072490042449 2012 7.79735147194041 2013 7.94053672684287 2014 8.11559266845144 2015 8.2732480585085 2016 8.40894735808434 2017 8.54420058718978 2018 8.71106345397481 2019 8.9240098468965 2020 9.11341986484168 2021 9.24802678954318 2022 9.35540534216817 2023 9.4563597155541