Year % of female enrollment 1971 22.98899 1972 23.60078 1973 22.16983 1974 31.3218 1975 22.69817 1976 22.32981 1977 22.06371 1978 21.52884 1979 21.64587 1980 21.65218 1988 23.15743 1990 21.63039 1991 21.63034 2011 10.88737 2012 10.88737 2014 9.45722 2015 9.34161 2016 13.34669 2017 11.19512