Year % of female population 1960 6.56433573835271 1961 6.59844572793684 1962 6.58521880088235 1963 6.58219579851614 1964 6.52855827020547 1965 6.33475080604381 1966 5.97027442966351 1967 5.48182870932175 1968 5.06512967824061 1969 4.77576895344292 1970 4.60002003215974 1971 4.74999479778137 1972 5.192971101776 1973 5.65740990383751 1974 6.06187395153072 1975 6.45900712987412 1976 6.73421093467129 1977 6.84948038026279 1978 6.90742915698291 1979 6.94322411035269 1980 6.95490511167023 1981 6.93409300023897 1982 6.8900098038482 1983 6.74822363784341 1984 6.51462165572445 1985 6.32198944057859 1986 6.20553410247648 1987 6.18650361556773 1988 6.26874197631453 1989 6.43273593473215 1990 6.53666218519775 1991 6.61724607634226 1992 6.57516045078595 1993 6.27965642459841 1994 5.91189828697459 1995 5.60103817147862 1996 5.38011955097015 1997 5.35176523987133 1998 5.60472778135006 1999 6.04110821570708 2000 6.46100522254477 2001 6.71004824446922 2002 6.82401986619755 2003 6.85778995084914 2004 6.84298908480269 2005 6.8817449067224 2006 6.93226759918405 2007 6.93248921328597 2008 6.95545322630701 2009 6.97306585599336 2010 6.96495554418306 2011 6.97477479384772 2012 6.96794329377448 2013 6.89783050784723 2014 6.78535198388318 2015 6.59785025600534 2016 6.36234839540625 2017 6.18311372099685 2018 6.098058381646 2019 6.09103059846043 2020 6.14662448086666 2021 6.26293340090376 2022 6.392975645055 2023 6.47175056386495