Year % of female population 1960 4.11969781240535 1961 4.13989352279887 1962 4.15725055691915 1963 4.17181630076761 1964 4.18379197084122 1965 4.19393861489072 1966 4.20244350713177 1967 4.20899225301733 1968 4.21408482984849 1969 4.21791385209229 1970 4.21969724954537 1971 4.21984272794909 1972 4.21930020198862 1973 4.21739564813553 1974 4.21334601060859 1975 4.20715440975941 1976 4.20190459853881 1977 4.19676952807219 1978 4.18712959795168 1979 4.17453224859767 1980 4.15097159059874 1981 4.11955594462132 1982 4.10708125568414 1983 4.10138579170436 1984 4.08323386728458 1985 4.0611264869464 1986 4.03626584076615 1987 4.00954793641099 1988 3.98391816560407 1989 3.95848866286599 1990 3.93194693244147 1991 3.90528779382436 1992 3.87937614071373 1993 3.85349382858501 1994 3.82679838146632 1995 3.80022547494657 1996 3.7742903672525 1997 3.74877554997702 1998 3.72266244814965 1999 3.69523490103248 2000 3.66714143180458 2001 3.63943303371711 2002 3.61123273053568 2003 3.5812056983966 2004 3.54801298317195 2005 3.51100569350564 2006 3.47253652111086 2007 3.43352262001754 2008 3.39477824701107 2009 3.35776057907336 2010 3.3229908344234 2011 3.29050927576593 2012 3.25850961266963 2013 3.22161685093655 2014 3.17229696288125 2015 3.12382387616301 2016 3.08583698472876 2017 3.05338791673483 2018 3.02691031371841 2019 3.00609162254243 2020 2.98076260232091 2021 2.94509184913318 2022 2.91152499877698 2023 2.89315147187593