91,
81, 80, 80,
70,
69,
54, 50,
46, 45, 43, 43,
34, 33,
20
.
.
A's 91
81
80
A's 80
---------------
A-'s none
---------------
B+'s none
---------------
B's 70
B's 69
---------------
B-'s none
---------------
C+'s 54
---------------
C's 50
C's 46
---------------
C-'s 45
43
C-'s 43
---------------
D+'s none
---------------
D's 34
D's 43
---------------
E's 20