Year % of female enrollment 1970 2.82817 1971 2.98453 1972 3.01605 1973 2.71096 1974 2.50801 1975 2.29034 1976 2.05302 1977 1.96747 1978 1.93589 1979 1.866 1980 1.89448 1981 1.86368 1982 1.86481 1983 1.81145 1984 1.7107 1985 1.7036 1986 1.63059 1987 1.66735 1988 1.54342 1989 1.51301 1990 1.44285 1991 1.41604 1992 1.34036 1993 1.35957 1994 1.3161 1995 1.29215 1996 1.29235 1997 1.27973 1998 1.25881 1999 1.27642 2000 1.25887 2001 1.23056 2002 1.21039 2003 1.19168 2004 1.17679 2005 1.18059 2006 1.1811 2007 1.17462 2008 1.1973 2009 1.1689 2010 1.16293 2011 1.17928 2012 1.16781 2013 1.17182 2014 1.19424 2015 1.21139 2016 1.22773 2017 1.20196 2018 1.14984