Year % of female population 1960 7.25202048365255 1961 7.12427523120382 1962 6.98127203084888 1963 6.83679843031555 1964 6.72681720198932 1965 6.66770049375704 1966 6.66103591928465 1967 6.70186277253881 1968 6.75774427250704 1969 6.79566999974298 1970 6.80769437845446 1971 6.80761232650304 1972 6.81300366595663 1973 6.83652660388341 1974 6.86560455544529 1975 6.89054629595591 1976 6.92702250896763 1977 6.99369680718859 1978 7.09107173585106 1979 7.21058378470809 1980 7.3402844327503 1981 7.46549518907357 1982 7.58548655171186 1983 7.69997189068811 1984 7.80462442247727 1985 7.89500654028325 1986 7.9769507881852 1987 8.05384050535304 1988 8.12549188075886 1989 8.19576655895949 1990 8.2802045085493 1991 8.37539708848164 1992 8.46362043030248 1993 8.54325723557739 1994 8.61137711177705 1995 8.66544882902724 1996 8.71654035066725 1997 8.76446681120781 1998 8.79364206338711 1999 8.8000840327751 2000 8.7938294830636 2001 8.77151658665813 2002 8.73016543751486 2003 8.68138908680857 2004 8.63247586452382 2005 8.57860618495562 2006 8.51871184301106 2007 8.46244660168041 2008 8.39855400332563 2009 8.33141736034356 2010 8.29290906075112 2011 8.26467920661227 2012 8.2270495355384 2013 8.19687481817805 2014 8.17902741991571 2015 8.16750616902579 2016 8.15780064974633 2017 8.14328087378747 2018 8.11259533553019 2019 8.08529589354497 2020 8.06664476507728 2021 8.03369590869793 2022 7.98287119583864 2023 7.92398524938387