Year	% of total enrollment
1971	0
1972	0
1973	0
1974	0
1975	0
1976	0
1977	0
1978	0
1979	0
1980	0
1981	0
1982	0
1983	0
1984	0
1985	0
1986	0
1987	0
1988	0
1989	0
1990	0
1991	0
1992	0
1993	0
1998	0
1999	0
2000	0
2001	0
2002	0
2004	0
2005	0
2006	0
2007	0
2008	0
2009	0.18789
2010	0.19884
2011	0.43861
2012	0.66431
2013	0.99091
2014	0.96174
2015	0.98562
2016	0.87985
2017	0.92546