Year % of female population 1960 5.25763611085049 1961 5.09819626175862 1962 4.94503344939556 1963 4.81099141483002 1964 4.71339134430373 1965 4.62804911623809 1966 4.54122905911905 1967 4.47194230077551 1968 4.43431813380813 1969 4.43704166377496 1970 4.49353478370151 1971 4.58067530999706 1972 4.65449071963875 1973 4.71292051899619 1974 4.76653893720982 1975 4.82545640506229 1976 4.88805008196203 1977 4.96010669969276 1978 5.0462589286964 1979 5.14641328602261 1980 5.26410195469975 1981 5.3557221037825 1982 5.40115883634235 1983 5.41751304333168 1984 5.39202745512144 1985 5.29336039806135 1986 5.14276014795107 1987 5.00339973111218 1988 4.92616987549324 1989 4.92043791564011 1990 4.99801983075911 1991 5.1109456122409 1992 5.21177975881268 1993 5.33011453335925 1994 5.5071214793437 1995 5.74686281576619 1996 6.01930629851102 1997 6.31638493067999 1998 6.59964220491223 1999 6.85944855413585 2000 7.10143226462737 2001 7.3267837450048 2002 7.53862118355475 2003 7.71283339864912 2004 7.81871732023823 2005 7.84843361623038 2006 7.82423801171526 2007 7.76411601902325 2008 7.67342354388405 2009 7.57915245981491 2010 7.59537323456124 2011 7.7098369795956 2012 7.79790657172684 2013 7.87092867901303 2014 7.90921680792185 2015 7.82217730759136 2016 7.66978068981607 2017 7.54039194522211 2018 7.41145182448788 2019 7.29696590227231 2020 7.26415383635545 2021 7.2604966224786 2022 7.20630910996818 2023 7.17506871028592