Year % of female population 1960 3.29913072340523 1961 3.28952827840099 1962 3.27644936718296 1963 3.26048156503115 1964 3.24240602978213 1965 3.22223674621237 1966 3.19968377270457 1967 3.17527077569067 1968 3.14960091142047 1969 3.11689925187702 1970 3.07885559828547 1971 3.04243459208661 1972 3.00609651151958 1973 2.96862114688076 1974 2.93033854955818 1975 2.89096532561539 1976 2.85120750116336 1977 2.81096345138558 1978 2.76906488246231 1979 2.72594250881653 1980 2.68144214799414 1981 2.63543360668028 1982 2.58814511689223 1983 2.54028346135049 1984 2.49262002665549 1985 2.44528835806313 1986 2.39863819251006 1987 2.35267928267289 1988 2.30685430695624 1989 2.26125071426136 1990 2.21650920670555 1991 2.17239292282922 1992 2.12877982895743 1993 2.08692242361394 1994 2.04737358772155 1995 2.00996281608535 1996 1.97472530882287 1997 1.94075277989491 1998 1.90758246170343 1999 1.87501302148023 2000 1.84308271317411 2001 1.81267431026885 2002 1.78479176933809 2003 1.75848837369345 2004 1.7302800777543 2005 1.69924281234849 2006 1.66767165018293 2007 1.63654622381896 2008 1.607794389722 2009 1.58512448879018 2010 1.56970818700686 2011 1.56035968583301 2012 1.55586368514374 2013 1.55064057633651 2014 1.54548158977764 2015 1.54865706961549 2016 1.55652245943881 2017 1.56460385292714 2018 1.57632423726096 2019 1.58981375778133 2020 1.59839750905561 2021 1.60293531981014 2022 1.60892143762868 2023 1.62038080451423