Year % of female population 1960 10.3982673565155 1961 10.1394718075219 1962 10.0584928161735 1963 10.1606993068739 1964 10.5076196608714 1965 10.8696778472028 1966 11.229350863758 1967 11.7386383256278 1968 12.1833074555817 1969 12.5200743427344 1970 12.7742624342514 1971 12.8986811060377 1972 12.8843494864367 1973 12.7803335250144 1974 12.7106888508304 1975 12.7359269658704 1976 12.7770752481867 1977 12.7814201108427 1978 12.9362551434704 1979 13.2037391119609 1980 13.3443322355913 1981 13.3061515467979 1982 13.0940675188463 1983 12.7803364922482 1984 12.4589018340952 1985 12.2719018513597 1986 12.2143587994543 1987 12.1567802264352 1988 12.10085698717 1989 12.1007300388971 1990 12.235560001482 1991 12.544894358313 1992 12.9791231823369 1993 13.4873646817889 1994 14.0151654958313 1995 14.4113068775235 1996 14.6509460560115 1997 14.8275054066616 1998 14.9363006819263 1999 14.9683565484468 2000 14.8961326573567 2001 14.6780176958035 2002 14.331739542516 2003 13.8953035445996 2004 13.3629893238434 2005 12.7495688958345 2006 12.0948155609379 2007 11.4108100011072 2008 10.7111675402884 2009 10.0296614824464 2010 9.38730523288928 2011 8.79282760286172 2012 8.27480057422783 2013 7.86253269885696 2014 7.51478773511865 2015 7.25162691562731 2016 7.13148620889352 2017 7.13640469738031 2018 7.23138597534733 2019 7.38641701583961 2020 7.57698466748882 2021 7.75118815155785 2022 7.89584283829614 2023 8.01889125166906