Year % of female population 1960 1.26827042365993 1961 1.29828562283702 1962 1.33011646776672 1963 1.36947069697206 1964 1.41847283595332 1965 1.48184809731294 1966 1.54993337457764 1967 1.61894993191893 1968 1.68934007701314 1969 1.74367308327851 1970 1.77405715189604 1971 1.78043712717147 1972 1.77018113127066 1973 1.75576328537696 1974 1.74750562316166 1975 1.7648197084132 1976 1.80894724806528 1977 1.88444955102945 1978 1.98588266076759 1979 2.0983006304351 1980 2.21387179885511 1981 2.31266537231147 1982 2.36520582409161 1983 2.39049659156822 1984 2.41082319679887 1985 2.41970602706723 1986 2.41292052876091 1987 2.39484632188226 1988 2.37156658013865 1989 2.34377348898358 1990 2.31668386038162 1991 2.2857879070117 1992 2.26287825549948 1993 2.28696427723274 1994 2.3719117912592 1995 2.5130925396541 1996 2.67257826560484 1997 2.8067390322276 1998 2.93744861172601 1999 3.04395711916667 2000 3.10681448220588 2001 3.16181121037236 2002 3.20108404809481 2003 3.21271220571903 2004 3.24845823324095 2005 3.32748587536446 2006 3.42563083091874 2007 3.54820544167264 2008 3.65763552706703 2009 3.72906935648719 2010 3.7795159771203 2011 3.80672363708154 2012 3.80801775944864 2013 3.79869721010635 2014 3.75481292398227 2015 3.64089058073654 2016 3.45556969557456 2017 3.28829260501517 2018 3.31986426520491 2019 3.5604435236813 2020 3.86541193896485 2021 4.21428048652637 2022 4.62896225380361 2023 4.92309074257416