Year % of female population 1960 3.02202525358651 1961 2.87458986511119 1962 2.72919219039178 1963 2.58949287371561 1964 2.44209227264097 1965 2.29492335137423 1966 2.15565833212892 1967 2.02120747100217 1968 2.00577293136626 1969 2.13384505779882 1970 2.28730193718378 1971 2.42074795552697 1972 2.5235470361358 1973 2.60855555264134 1974 2.69871202485243 1975 2.82724441198684 1976 2.76273083068427 1977 2.51478967015215 1978 2.28158289460825 1979 2.05598439318382 1980 1.85723031958108 1981 1.75170984830461 1982 1.71442078688822 1983 1.68058854021494 1984 1.64895549077498 1985 1.62515640021585 1986 1.59344970096944 1987 1.5536646972592 1988 1.5209903974462 1989 1.49254985247565 1990 1.46694035768054 1991 1.44459370377334 1992 1.42771889964194 1993 1.41742500437668 1994 1.41295694800247 1995 1.41118281768336 1996 1.38561003997044 1997 1.33837074211381 1998 1.29414479111406 1999 1.25458674987964 2000 1.21908502614562 2001 1.18504231999215 2002 1.15097298521783 2003 1.11667150734564 2004 1.08253369063001 2005 1.01880123945978 2006 0.86567990171783 2007 0.651508451490243 2008 0.458418393526843 2009 0.326062012487853 2010 0.351463945413087 2011 0.502092421798233 2012 0.666654548429022 2013 0.847998432400821 2014 1.04873986275486 2015 1.27102947940923 2016 1.51713782350383 2017 1.78932667516502 2018 2.08969047943146 2019 2.41989794222507 2020 2.62498530808392 2021 2.7002137143448 2022 2.75844776247332 2023 2.80450123402623