Year % of female population 1960 6.16915485471854 1961 6.25740659888979 1962 6.3649907005006 1963 6.50128810910467 1964 6.65096476130085 1965 6.77449888475171 1966 6.89351698719463 1967 7.02673881390641 1968 7.10431576032299 1969 7.15052889472034 1970 7.20761611804636 1971 7.24122191313634 1972 7.24973980105445 1973 7.30110392082223 1974 7.3371177768074 1975 7.3273825734628 1976 7.30324367874447 1977 7.24048054493884 1978 7.14902116158025 1979 7.02550094512861 1980 6.83345469396967 1981 6.62274182100625 1982 6.390796739978 1983 6.08910403107425 1984 5.78618193431628 1985 5.5249411477126 1986 5.31116731393983 1987 5.19450451730361 1988 5.17636172581986 1989 5.22238394342007 1990 5.29248268964258 1991 5.35805997243932 1992 5.40605043536806 1993 5.45434248716231 1994 5.46771359059335 1995 5.39897435897436 1996 5.35491490233054 1997 5.38006550095052 1998 5.45068252793641 1999 5.5632056018262 2000 5.72163757525788 2001 5.82821537443792 2002 5.87791545270125 2003 5.91912649613794 2004 5.96224996110026 2005 6.01609632230137 2006 6.05747893096404 2007 6.08124438385028 2008 6.02660624223376 2009 5.94050909526328 2010 5.8982453593158 2011 5.81864134887997 2012 5.6863472316616 2013 5.56848309317592 2014 5.44301745411315 2015 5.2988228165387 2016 5.18873527482686 2017 5.16802049277023 2018 5.18808782614737 2019 5.17926799981827 2020 5.2128532521065 2021 5.22886622611237 2022 5.18062550519182 2023 5.16003456217656