Sum	Grade
135.5	A	top 10% mean	129.6
131.5	A	95%	123.1
128.5	A	90%	116.7
123	A	80%	103.7
123	A	70%	90.7
121	A-	60%	77.8
121	A-
120	B+
119.5	B+
119.5	B+
119	B+
115.5	B
111	B
110	B
109.5	B
104	B-/C+
103	B-/C+
93.5	C
117.1