Year % of female population 1960 9.81186114265962 1961 9.77571673310642 1962 9.73982331571394 1963 9.7077093237176 1964 9.66606246514222 1965 9.64340763418219 1966 9.64563001971836 1967 9.67341015176701 1968 9.72445179674987 1969 9.78010877342407 1970 9.84199210827026 1971 9.90187118438713 1972 9.95266108310211 1973 9.99667641851932 1974 10.0483158362741 1975 10.1381414111448 1976 10.2846391696342 1977 10.4791372437728 1978 10.7150011347111 1979 10.9574476171654 1980 11.1766321290844 1981 11.3803599276333 1982 11.5304404813459 1983 11.6158277923564 1984 11.7199477564572 1985 11.8710535444417 1986 12.043533074672 1987 12.2205695806891 1988 12.3780933169222 1989 12.5033316718115 1990 12.6045240199387 1991 12.7056605811788 1992 12.8071535517567 1993 12.882815056471 1994 12.9266378705186 1995 12.9326511314815 1996 12.9016376876082 1997 12.8745908078319 1998 12.8927246280865 1999 12.9159793686186 2000 12.9658747449879 2001 13.012276804019 2002 12.9704417815598 2003 12.9143145586971 2004 12.9247878463958 2005 13.0309392875803 2006 13.1923740349382 2007 13.3446659693926 2008 13.4726935875628 2009 13.6166327603839 2010 13.8112361645259 2011 14.0888088916084 2012 14.4588988128646 2013 14.8474643074573 2014 15.139651632938 2015 15.3402091473593 2016 15.5158994581266 2017 15.6797717753539 2018 15.8687937484521 2019 16.1210671386745 2020 16.4492730918661 2021 16.8141363760656 2022 17.2153573610379 2023 17.6638043167782