Year % of female population 1960 7.4653113720236 1961 7.37248528375182 1962 7.28612934677313 1963 7.19274863316366 1964 7.07830460214894 1965 6.94522564424165 1966 6.78954070506939 1967 6.61181953925066 1968 6.44082113915489 1969 6.31352350514568 1970 6.25380939040033 1971 6.25470896071446 1972 6.30906608457688 1973 6.40037655505094 1974 6.60274053360528 1975 6.88616743373462 1976 7.12087037355608 1977 7.31489102509224 1978 7.49101134909941 1979 7.56296780095678 1980 7.54419752736108 1981 7.64803604148339 1982 7.74874892025632 1983 7.74340091192948 1984 7.74164466287132 1985 7.72377091335032 1986 7.68494542556817 1987 7.63305876714037 1988 7.56393567332697 1989 7.47987903507781 1990 7.54204710641854 1991 7.64330089886909 1992 7.62137158117099 1993 7.45841512825993 1994 7.32341571551209 1995 7.34628448270854 1996 7.38917324263019 1997 7.44754617782205 1998 7.52053086992825 1999 7.61261563576843 2000 7.75337833367681 2001 7.98316837136648 2002 8.23235064089373 2003 8.56163249683479 2004 9.03979468085455 2005 9.57478337045461 2006 10.0974997318224 2007 10.611200208631 2008 11.100441546114 2009 11.4879366630768 2010 11.7575073956626 2011 11.9011072405109 2012 11.8760182163601 2013 11.6929147144448 2014 11.3468011695035 2015 10.8819013459879 2016 10.4304162622307 2017 9.99521204815817 2018 9.5133209949827 2019 8.96364202366288 2020 8.36229336652755 2021 7.75893900593662 2022 7.21906452297089 2023 6.76962927163871