Year % of female population 1960 5.13457069440321 1961 5.03377970804681 1962 4.92790952423247 1963 4.81886286264958 1964 4.71241755526411 1965 4.61234402166566 1966 4.51857065808598 1967 4.44472267434581 1968 4.38710915857026 1969 4.33394141184775 1970 4.28957199539442 1971 4.252017380509 1972 4.22194612433028 1973 4.19495995460379 1974 4.16805342918636 1975 4.14216267063039 1976 4.11753435633045 1977 4.09018463741103 1978 4.05775478754208 1979 4.02464417125417 1980 4.00286247819357 1981 3.99555188523148 1982 3.9837414873292 1983 3.96004411959683 1984 3.92938574709364 1985 3.89048068765707 1986 3.8395207406735 1987 3.77210097251841 1988 3.6805080821223 1989 3.58592306080064 1990 3.5553115386041 1991 3.58445907069412 1992 3.65555885817453 1993 3.78232733110805 1994 3.93439861891829 1995 4.0520080830053 1996 4.1330442002757 1997 4.20126148258708 1998 4.25113671657224 1999 4.23337005050343 2000 4.16537048558647 2001 4.13203053723108 2002 4.14890422229369 2003 4.21751924775639 2004 4.31080334589212 2005 4.38621384492675 2006 4.43243332317148 2007 4.45373979940789 2008 4.45206511549705 2009 4.433791758305 2010 4.4069625984432 2011 4.38176085881856 2012 4.36891428772026 2013 4.37717526747733 2014 4.40930462132143 2015 4.46040578341564 2016 4.52095864686903 2017 4.59238955133294 2018 4.67107185051329 2019 4.74851470065506 2020 4.82563804786387 2021 4.91132182748565 2022 5.02045428075016 2023 5.15752688742722