Year % of female population 1960 2.87458276181944 1961 2.88062895845695 1962 2.89111114890465 1963 2.90435815039942 1964 2.91689068785143 1965 2.92765168020186 1966 2.93698510221231 1967 2.94507930951131 1968 2.95264248174103 1969 2.96108954657425 1970 2.97073591896813 1971 2.98158079086948 1972 2.99396193608024 1973 3.00725571670643 1974 3.01945814298143 1975 3.03050411348478 1976 3.04004576809863 1977 3.04765093611049 1978 3.05558798064649 1979 3.06650782725546 1980 3.0802983401636 1981 3.09671510485673 1982 3.11642051023144 1983 3.13630112149594 1984 3.15190344835624 1985 3.16208123018831 1986 3.16848679277899 1987 3.17222497049013 1988 3.17331074175882 1989 3.17293576485173 1990 3.17363026371195 1991 3.17223752684182 1992 3.17261998635246 1993 3.16800526160175 1994 3.16784876796532 1995 3.15070559852467 1996 3.14003613454292 1997 3.15627065017603 1998 3.1439020363935 1999 3.11609257489509 2000 3.0570532372785 2001 2.96042339974431 2002 2.87862016731716 2003 2.82261443143711 2004 2.78174474908024 2005 2.7816318209202 2006 2.81886252490614 2007 2.85342482117858 2008 2.88362526339739 2009 2.91751750698606 2010 2.95730620227108 2011 2.9993198216012 2012 3.04660046021484 2013 3.09475670333951 2014 3.14624144192631 2015 3.20081027496613 2016 3.25297063446147 2017 3.30007485333968 2018 3.33962454189395 2019 3.37496716382237 2020 3.40754179947902 2021 3.43542992207022 2022 3.45786039094309 2023 3.4758338561478