Year % of total enrollment 1976 10.95315 1977 21.1094 1978 3.48558 1979 12.91063 1988 16.76906 1993 18.64971 1994 19.02345 1998 13.03729 1999 12.10755 2000 13.18455 2001 12.93139 2004 10.08497 2005 7.47853 2006 6.85449 2007 6.59443 2008 6.39303 2009 6.60039 2010 6.33239 2011 5.73919 2012 5.32308 2013 5.85681 2014 6.25178 2016 6.01424 2017 4.72161 2018 7.29993