Year % of female population 1960 5.92881309650499 1961 5.9102402022756 1962 5.96878852593849 1963 6.07080780390613 1964 6.16213368679531 1965 6.18961090921215 1966 6.16034560162079 1967 6.10406634911158 1968 6.01867339801101 1969 5.90539866217778 1970 5.7746963080958 1971 5.65344879559343 1972 5.54645372307511 1973 5.44316734495398 1974 5.35178162815984 1975 5.27609376676739 1976 5.21260393029768 1977 5.15706546871903 1978 5.11416060104568 1979 5.17660300694274 1980 5.34328057263837 1981 5.52684947200196 1982 5.70260285092211 1983 5.87575972558456 1984 5.99221707534517 1985 6.04307135378169 1986 6.0976590385073 1987 6.16650945675064 1988 6.24393462095399 1989 6.32270870597297 1990 6.40000057421639 1991 6.46915289844826 1992 6.54693445416151 1993 6.63587483403233 1994 6.71969307789842 1995 6.80178385710632 1996 6.87883919015994 1997 6.94373901269299 1998 6.98884179741329 1999 7.00823665221348 2000 7.00679606408682 2001 6.99544778195273 2002 6.98448717315977 2003 6.99819768291811 2004 7.06337596050229 2005 7.18544516129032 2006 7.36345572371738 2007 7.58321593491223 2008 7.82093560399322 2009 8.05911696442563 2010 8.28777155563534 2011 8.50292777689441 2012 8.68870618364817 2013 8.82525547574867 2014 8.90744985685832 2015 8.93712335661085 2016 8.91853394352706 2017 8.85672929456507 2018 8.76095370675851 2019 8.63932437399304 2020 8.50000077537772 2021 8.35152988354208 2022 8.2137366512228 2023 8.10270146684194