Year % of female population 1960 12.7774051944885 1961 12.8602751283303 1962 12.9272585437263 1963 12.9767998097899 1964 13.0191870243781 1965 13.044270300675 1966 13.0524021217264 1967 13.0591166898953 1968 13.0618461575074 1969 13.0598874566465 1970 13.055717713399 1971 13.0415653217691 1972 13.0196191923017 1973 12.991564202273 1974 12.9505548928453 1975 12.9022276281548 1976 12.855527987561 1977 12.8065798084118 1978 12.7542657989491 1979 12.7210993762023 1980 12.7299656078065 1981 12.780364651977 1982 12.871040026032 1983 12.9992670360761 1984 13.141787817539 1985 13.2732917822982 1986 13.3939054018374 1987 13.5082790211706 1988 13.604042425247 1989 13.6735747377292 1990 13.7309769436801 1991 13.7852340308247 1992 13.830389891791 1993 13.871241165201 1994 13.9117029937583 1995 13.936262544109 1996 13.9052855291585 1997 13.8101752549304 1998 13.6730764637501 1999 13.499534547597 2000 13.2978838377996 2001 13.1081763448307 2002 12.946637178198 2003 12.7950175293206 2004 12.6550195355544 2005 12.5340404552444 2006 12.4103512375494 2007 12.2635115219008 2008 12.109522769015 2009 11.9542423105489 2010 11.7946543285601 2011 11.6391480121085 2012 11.4996817585453 2013 11.3722489817679 2014 11.2542031906894 2015 11.1536815694404 2016 11.0741820224892 2017 10.9969302099053 2018 10.9079848317159 2019 10.8121695348496 2020 10.7091284660085 2021 10.5996162410341 2022 10.5005733982714 2023 10.4149201918005