Year % of female population 1960 2.28624620472453 1961 2.27835521625032 1962 2.26451241052177 1963 2.25112233961239 1964 2.2500580793703 1965 2.26605831022175 1966 2.28437756044619 1967 2.2892426845178 1968 2.28895101545904 1969 2.29526367911811 1970 2.30870900011657 1971 2.32560090396309 1972 2.35128433211687 1973 2.39065252683911 1974 2.43467031931169 1975 2.47505467637065 1976 2.52017749801157 1977 2.58046520582465 1978 2.64885262814708 1979 2.71478322743127 1980 2.778635640953 1981 2.84350810938612 1982 2.90986188745099 1983 2.98397339276607 1984 3.0684002602478 1985 3.14415428891626 1986 3.19208801167123 1987 3.21041984397492 1988 3.2024153085983 1989 3.19934314801157 1990 3.2438165625147 1991 3.33372394212586 1992 3.4378378264986 1993 3.53377193855381 1994 3.60043264549806 1995 3.62175774801631 1996 3.60996018561538 1997 3.58802840687588 1998 3.56577700875853 1999 3.54458397013987 2000 3.52853106076351 2001 3.51653596925567 2002 3.50296050521923 2003 3.48273552385971 2004 3.4533547416856 2005 3.42112652241335 2006 3.39260491824466 2007 3.3731143494585 2008 3.3756748422302 2009 3.40495628394726 2010 3.45601988682788 2011 3.52568915687352 2012 3.61121950815093 2013 3.71370550843435 2014 3.82564532857754 2015 3.94289981614137 2016 4.10301117228761 2017 4.31875352717644 2018 4.5295739381708 2019 4.70856226401764 2020 4.87455174945257 2021 4.99844855479597 2022 5.06258254977684 2023 5.12656148851449