Year % of female population 1960 5.09375618802313 1961 5.22378835436805 1962 5.34429988596093 1963 5.46045011154022 1964 5.5541319403856 1965 5.61873488412445 1966 5.6382976066018 1967 5.59587753985097 1968 5.52654393450536 1969 5.43222871226663 1970 5.25530729094503 1971 5.02199887442036 1972 4.79709843664984 1973 4.5896209685594 1974 4.47173140795454 1975 4.57016312791675 1976 4.86518194564689 1977 5.24361688566895 1978 5.64093335560948 1979 5.99257269923607 1980 6.21981268100869 1981 6.32492857207107 1982 6.38120293393382 1983 6.39880785723273 1984 6.35756417542233 1985 6.29578682008774 1986 6.25144297908945 1987 6.23454732200713 1988 6.26132663581865 1989 6.32426224599011 1990 6.37977357741078 1991 6.39166814237649 1992 6.33984838264485 1993 6.21367795404061 1994 6.03835501161746 1995 5.87378969463064 1996 5.7661644739678 1997 5.72654413220635 1998 5.75379365465998 1999 5.84045161153734 2000 6.00466252908123 2001 6.26730519551464 2002 6.57198665452856 2003 6.87884740046108 2004 7.18470854976073 2005 7.39326247611962 2006 7.39515505661452 2007 7.3075751359332 2008 7.25030985818264 2009 7.15541971220111 2010 7.06959833088475 2011 7.09854292336236 2012 7.1408044675092 2013 7.09425067945306 2014 7.01660946328111 2015 6.95391405887146 2016 6.91194102787406 2017 6.87976357636153 2018 6.86131922439384 2019 6.87108430334417 2020 6.81191013708937 2021 6.63774342918144 2022 6.47316789411096 2023 6.49298731589717