Year % of female population 1960 2.44983368090176 1961 2.42428010508415 1962 2.40223908964942 1963 2.40060056090811 1964 2.42945497087774 1965 2.49023470851278 1966 2.57936411171896 1967 2.67914793262252 1968 2.78180011856142 1969 2.88320858071636 1970 2.9775053074925 1971 3.06895930068192 1972 3.16276539070123 1973 3.25263848713418 1974 3.33999878456614 1975 3.43545812145809 1976 3.53402598428149 1977 3.62551703706584 1978 3.7184928715065 1979 3.8143893431189 1980 3.90712645968818 1981 3.98491385977156 1982 4.0250743994393 1983 4.05625654258834 1984 4.08420073015523 1985 4.03793526095846 1986 3.92941260524789 1987 3.81250194694629 1988 3.68974849775371 1989 3.61708770735379 1990 3.69470569171512 1991 3.89690244037685 1992 4.13258182272481 1993 4.36773114398853 1994 4.57731719391498 1995 4.72313035155814 1996 4.80673722121782 1997 4.88273272395145 1998 4.95757555278029 1999 5.00047487385091 2000 5.02539796177603 2001 5.06909111690442 2002 5.1460165954726 2003 5.26387744856729 2004 5.41715939054733 2005 5.560699354055 2006 5.65424092625285 2007 5.67387346478278 2008 5.60950701213571 2009 5.48661299733309 2010 5.37047522853412 2011 5.30586792999302 2012 5.30014459341032 2013 5.35576171101462 2014 5.4503164716015 2015 5.61013401430047 2016 5.88182513715795 2017 6.18189389689327 2018 6.46921734282306 2019 6.78349247959071 2020 7.02102856885278 2021 7.01832842052788 2022 6.89082625904409 2023 6.81685064792263