Year % of female population 1960 7.34980945976239 1961 7.77407091318178 1962 8.31299286518964 1963 8.80757659222848 1964 9.23960758865519 1965 9.5870637361882 1966 9.86272178384472 1967 10.0780774129243 1968 10.2334065443175 1969 10.3209705990486 1970 10.0056954558399 1971 9.43189647849437 1972 9.00151285930409 1973 8.726626576395 1974 8.61548672907871 1975 8.65057931875599 1976 8.80027924357842 1977 9.02878349022447 1978 9.29952281903829 1979 9.57175483137991 1980 9.80577560567995 1981 9.98465745418111 1982 10.1112003888542 1983 10.174782407473 1984 10.1548836119075 1985 10.0435305943717 1986 9.89188363558304 1987 9.81755612822769 1988 9.86578094180062 1989 9.98611529021944 1990 10.1105784640254 1991 10.1586705473664 1992 10.0644785960149 1993 9.79859993261708 1994 9.37624383360069 1995 8.84754262495585 1996 8.28312102181228 1997 8.07724665183737 1998 8.39689705271897 1999 8.9202446407611 2000 9.43207210944645 2001 9.82032071592478 2002 10.0310751218506 2003 10.0610700490078 2004 9.98973503057942 2005 10.3299824566289 2006 11.4179713250552 2007 12.4062698751338 2008 12.8477185024363 2009 13.4401437706889 2010 14.003085164498 2011 14.0587393087443 2012 13.9454963983012 2013 13.5329292569772 2014 13.1790172279266 2015 13.4257015709129 2016 13.6211845487121 2017 13.3678420557045 2018 12.867889184244 2019 12.2214243454175 2020 10.889166595474 2021 8.97550303889196 2022 7.67955275381822 2023 6.90598918021799