Year % of female enrollment 1970 20.10079 1971 18.83823 1972 16.20618 1973 23.70557 1974 21.15945 1975 18.38027 1976 15.94249 1977 15.23098 1978 16.14246 1979 17.28958 1980 16.71127 1981 8.11797 1982 0 1983 10.15369 1984 11.50884 1985 11.79929 1986 12.17852 1987 12.92264 1988 13.26125 1989 14.04085 1990 13.69114 1991 13.95022 1992 13.10331 1993 12.61375 1994 12.52918 1995 23.20391 1996 23.27889 1998 21.69102 1999 21.1168 2000 20.34875 2001 19.90411 2002 19.81185 2003 19.52412 2004 19.4809 2005 18.85105 2006 18.36749 2007 18.08481 2008 18.03403 2009 17.79278 2012 12.65113 2013 12.92683 2014 11.51188