Year % of female enrollment 1971 7.66833 1973 7.59715 1974 6.77472 1975 7.64673 1976 7.87778 1977 7.23354 1978 7.21398 1979 6.63433 1980 6.02796 1981 6.01785 1982 6.4322 1983 6.30538 1984 6.39845 1985 6.1673 1986 5.89856 1987 5.66993 1988 5.24089 1989 4.94826 1990 4.94005 1991 4.37546 1992 3.89375 1993 4.04159 1994 3.74444 1995 3.95592 1996 3.70893 1997 3.63584 1998 4.09907 1999 3.82123 2000 3.58571 2001 4.24625 2002 3.93094 2003 6.99738 2004 5.97862 2005 7.27165 2006 4.86557 2007 5.42149 2008 5.47867 2009 6.42194 2010 6.62331 2011 6.29698 2012 6.38844 2013 6.50536