Year % of enrollment 1984 16.50557 1985 17.05953 1986 19.76537 1987 21.51662 1988 20.23751 1989 20.54893 1990 20.29 1991 20.28967 1998 21.2677 1999 20.55437 2000 19.76048 2001 17.94715 2002 17.39587 2003 16.84453 2004 16.53878 2005 16.83614 2006 15.91892 2007 15.73945 2008 17.15042 2009 15.15502 2010 13.89626 2011 11.35905 2012 11.9502 2013 12.30239 2014 10.03151 2016 10.4816