Year % of female population 1960 1.52572347526133 1961 1.49791034962111 1962 1.47424877739677 1963 1.45702824474663 1964 1.44840686874623 1965 1.45286881340643 1966 1.4715098430325 1967 1.50290508443676 1968 1.54510203949396 1969 1.58893441864398 1970 1.62778614460513 1971 1.66093017545934 1972 1.68861855316416 1973 1.70464871766304 1974 1.70513857255718 1975 1.69571144563064 1976 1.68713773060643 1977 1.69036937103297 1978 1.73954473463905 1979 1.8177548713058 1980 1.87438808545552 1981 1.90705487772287 1982 1.91618205115569 1983 1.89491827349067 1984 1.83616290814809 1985 1.74295382467132 1986 1.63088476164811 1987 1.53015736750965 1988 1.46307682666868 1989 1.42933436704274 1990 1.41934232158678 1991 1.43043888483273 1992 1.46320608863019 1993 1.51713471784712 1994 1.56669506374379 1995 1.59111322462349 1996 1.60502385693773 1997 1.62589624351647 1998 1.65163868235463 1999 1.72373429901108 2000 1.84570857239255 2001 1.95185172422785 2002 2.02626233598437 2003 2.07458080699431 2004 2.09601600742231 2005 2.11978955861073 2006 2.1764490598838 2007 2.24007640976074 2008 2.2744257795198 2009 2.28878355903454 2010 2.2666833517963 2011 2.16596628432978 2012 1.99036536760739 2013 1.76554786173878 2014 1.53558402107491 2015 1.35421778251832 2016 1.26691787237402 2017 1.29121094616434 2018 1.41579082064838 2019 1.60953324298258 2020 1.81644124464451 2021 2.0094322790999 2022 2.19751329583352 2023 2.3778952360743