Year % of female population 1960 12.3407493744949 1961 12.3628393877049 1962 12.3866581193506 1963 12.4119208697656 1964 12.4375200536288 1965 12.4646968078794 1966 12.4934989170348 1967 12.5215934956117 1968 12.5477777655888 1969 12.5733203140227 1970 12.5998918591127 1971 12.6289066540842 1972 12.6626249845286 1973 12.7028264764861 1974 12.7514471732596 1975 12.8097433630182 1976 12.8763169879938 1977 12.9454235024463 1978 13.012760194058 1979 13.0705494451288 1980 13.1139421638013 1981 13.1451708750662 1982 13.1693306580016 1983 13.1931163164479 1984 13.2276960732872 1985 13.2681473383338 1986 13.3030980781975 1987 13.3382327840584 1988 13.3756856860011 1989 13.4110711581499 1990 13.449632351462 1991 13.5029670472924 1992 13.5772110370046 1993 13.6696707108631 1994 13.7785857682523 1995 13.8923025197626 1996 14.003005085976 1997 14.1616077101761 1998 14.3209402361211 1999 14.4230230572491 2000 14.5071590644581 2001 14.6180663558661 2002 14.6899929146859 2003 14.6554887900485 2004 14.5962523406717 2005 14.5522029356453 2006 14.4743551997809 2007 14.332169844762 2008 14.1853744773184 2009 14.0637800283771 2010 13.9593967531805 2011 13.8842503321865 2012 13.8518374705412 2013 13.8559903802945 2014 13.8726971579948 2015 13.8760806197702 2016 13.8534415169965 2017 13.8084454273407 2018 13.7427600571158 2019 13.6617083215404 2020 13.592619421401 2021 13.5461766719293 2022 13.4939293641169 2023 13.4175245019811