Year % of female population 1960 2.40899357601713 1961 2.24652087475149 1962 2.10126816625012 1963 1.97994120698599 1964 1.90298809620212 1965 1.82467878050635 1966 1.64401110241264 1967 1.42809917355372 1968 1.25061304561059 1969 1.15204745066728 1970 1.11725899127474 1971 1.18343195266272 1972 1.33209129017233 1973 1.50395663008788 1974 1.6359077643964 1975 1.72380398992834 1976 1.80786825251601 1977 1.86841375485302 1978 1.90140380939827 1979 1.95060563158723 1980 2.02602735589843 1981 2.08636442995984 1982 2.15242391334614 1983 2.22587312523186 1984 2.29949097171221 1985 2.34338916304057 1986 2.3621312813338 1987 2.35076126266911 1988 2.33648862808926 1989 2.34574511903781 1990 2.40279598077763 1991 2.48040023768905 1992 2.56908582745664 1993 2.69830193068155 1994 2.82602296143656 1995 2.93061799637657 1996 3.0652787811125 1997 3.2143958201496 1998 3.30086493252243 1999 3.32782928997841 2000 3.34150634980511 2001 3.31654907482514 2002 3.21780725437258 2003 3.09905999408092 2004 2.97002835705467 2005 2.81808291717458 2006 2.68549027779587 2007 2.60406286951785 2008 2.54723506992011 2009 2.49965340357687 2010 2.51476769283199 2011 2.56340449921192 2012 2.63184115009608 2013 2.78143445581553 2014 2.98395963126885 2015 3.09784290013218 2016 3.14792899408284 2017 3.24907766790559 2018 3.36739527644312 2019 3.47319440555711 2020 3.58150953800103 2021 3.6743506535483 2022 3.74634971053845 2023 3.82544340946791