Year % of female population 1960 10.534930561815402 1961 11.09830751889684 1962 11.6374309867611 1963 12.041680188773107 1964 12.301153325609333 1965 12.481787001285262 1966 12.514802283313465 1967 12.463805637097526 1968 12.272807579981967 1969 11.790554046527133 1970 11.118321409063103 1971 10.474118863046206 1972 10.183751284440559 1973 10.557501887724525 1974 11.28394459888502 1975 12.032457864531906 1976 12.787946994984072 1977 13.131965698716552 1978 12.998487947778083 1979 12.864580065357673 1980 12.824693022887779 1981 12.773456217157833 1982 12.7041476957944 1983 12.507094174945108 1984 12.129990129020879 1985 11.610308145946489 1986 11.01109547799581 1987 10.416951696554461 1988 9.847050441879958 1989 9.411163597394875 1990 9.166370325032345 1991 9.089245608449522 1992 9.18307615349446 1993 9.294902263842463 1994 9.327657073431045 1995 9.366418320180516 1996 9.432387484791438 1997 9.505798856492184 1998 9.603453160127346 1999 9.72691256880791 2000 9.832613188781687 2001 9.750998597484859 2002 9.41446720280817 2003 9.016209416579295 2004 8.597936193091856 2005 8.113051522351974 2006 7.708200183249817 2007 7.442086170199317 2008 7.2091918381840365 2009 6.994948671485017 2010 6.826661198773304 2011 6.692855818857094 2012 6.570573613305234 2013 6.4734148741424615 2014 6.405952240072244 2015 6.3471285769000945 2016 6.309255102746902 2017 6.314687274867869 2018 6.35432318844531 2019 6.413512393083105 2020 6.468628377797609 2021 6.515719811163768 2022 6.580243322814649 2023 6.630604537808956