Year % of female population 1960 2.86570903514503 1961 2.75930852990453 1962 2.61482472901953 1963 2.47019925171844 1964 2.35782361072362 1965 2.30398797474122 1966 2.31345217623583 1967 2.36814569395527 1968 2.44531515190836 1969 2.52294993742693 1970 2.58216077327787 1971 2.6114382015657 1972 2.61061373544717 1973 2.58381738845609 1974 2.53612541568916 1975 2.47773288870951 1976 2.42125476330299 1977 2.38057258059685 1978 2.36663974927957 1979 2.38669595375057 1980 2.43767176118202 1981 2.5049781212352 1982 2.57047615184309 1983 2.62163255904557 1984 2.65074501147289 1985 2.66064857944344 1986 2.6635316020929 1987 2.67019872087277 1988 2.6863855580917 1989 2.71502801567608 1990 2.75284381116117 1991 2.79215828008066 1992 2.82793357045633 1993 2.8591584997511 1994 2.89088748949565 1995 2.93318783844944 1996 2.99983848033506 1997 3.09888886439295 1998 3.22390834408861 1999 3.36282523234307 2000 3.49283140606409 2001 3.58906946348787 2002 3.64574504355047 2003 3.67306735967403 2004 3.68287301205241 2005 3.70130172607789 2006 3.75826446006854 2007 3.86801842922473 2008 4.03401562733789 2009 4.249845594554 2010 4.50296448972786 2011 4.75445296885903 2012 4.96312826301434 2013 5.13883999945792 2014 5.31352215730043 2015 5.49415900413343 2016 5.69350855855511 2017 5.94152336701411 2018 6.20582614340119 2019 6.45147916872794 2020 6.65349458492068 2021 6.814849291866 2022 6.92842965024754 2023 7.02568666003074