Year % of female population 1960 5.04075428780039 1961 5.03985774267922 1962 5.05324348630789 1963 5.08557672363401 1964 5.1393992311517 1965 5.18909616656618 1966 5.21107395651214 1967 5.21665781156713 1968 5.21013042578152 1969 5.17730532971531 1970 5.11751383618556 1971 5.0495035138547 1972 4.98504532916556 1973 4.92251920836105 1974 4.86441810270992 1975 4.81647703242602 1976 4.78005149322478 1977 4.75816499905607 1978 4.75422607939412 1979 4.76780573723985 1980 4.79383721241664 1981 4.79701820059378 1982 4.77450192251366 1983 4.77511190258459 1984 4.82237111278121 1985 4.92077477099504 1986 5.07361005936773 1987 5.28034811145382 1988 5.5405973495616 1989 5.85857269394424 1990 6.23282802978223 1991 6.56751035849397 1992 6.83654985020553 1993 7.09685438660433 1994 7.34003162135972 1995 7.56310495350161 1996 7.76576735482683 1997 7.9534712349364 1998 8.13618399881403 1999 8.32495093660095 2000 8.52755407773627 2001 8.74769104753308 2002 8.98287574947202 2003 9.12719876764629 2004 9.06046492149103 2005 8.88261586828152 2006 8.71652772452431 2007 8.60012274176276 2008 8.57631603063121 2009 8.6814012829778 2010 8.78177724113174 2011 8.82769471139159 2012 8.98238581463975 2013 9.11310891423031 2014 9.09107258650302 2015 9.07727558760093 2016 9.10388060878406 2017 9.12754733886974 2018 9.17527917305534 2019 9.24481836873349 2020 9.35284603052928 2021 9.50315173020612 2022 9.59325683797769 2023 9.60035491863067