Year % of female population 1960 26.75393700957985 1961 26.812309371945236 1962 26.693828944300197 1963 26.50938594923539 1964 26.36117040530348 1965 26.251885881007365 1966 26.06789162001488 1967 25.844888527166933 1968 25.658755612147125 1969 25.45249483735052 1970 25.228483582866183 1971 24.989558993559143 1972 24.727014993226685 1973 24.42369112944714 1974 24.090776109432408 1975 23.72534488749156 1976 23.32654548151233 1977 22.917458813295344 1978 22.49919762575305 1979 22.088337309835715 1980 21.713504209733294 1981 21.394520886538405 1982 21.09806266571807 1983 20.793973085167366 1984 20.492425855223843 1985 20.188687840985832 1986 19.88709326935739 1987 19.612724888206852 1988 19.38206532157314 1989 19.179283383381897 1990 19.005296834706492 1991 18.850453902703357 1992 18.71374746103514 1993 18.585412098974917 1994 18.42931442973271 1995 18.245077409306596 1996 18.05589011542303 1997 17.88047596653666 1998 17.71275540072661 1999 17.55034272654269 2000 17.387020614105932 2001 17.211013360943706 2002 17.030703107531455 2003 16.852515523045952 2004 16.671726092751307 2005 16.489501380445322 2006 16.322625464432623 2007 16.184518201248327 2008 16.07965420736165 2009 15.993794681812318 2010 15.912423066093519 2011 15.8423738414337 2012 15.778596517178862 2013 15.718736241118282 2014 15.657473022035658 2015 15.591641522647361 2016 15.529823870513495 2017 15.47084491594539 2018 15.38921439012463 2019 15.281849911674028 2020 15.156116824754315 2021 15.002869511536334 2022 14.842258502233769 2023 14.653795777771293