Class | Lowest Range | Middle Range | Highest Range |
|---|---|---|---|
O | 110 | 115.0 | 120 |
S+ | 107 | 108.0 | 109 |
S | 104 | 105.0 | 106 |
S- | 101 | 102.0 | 103 |
A+ | 97 | 98.5 | 100 |
A | 94 | 95.0 | 96 |
A- | 90 | 91.5 | 93 |
B+ | 87 | 88.0 | 89 |
B | 83 | 84.5 | 86 |
B- | 80 | 81.0 | 82 |
C+ | 77 | 78.0 | 79 |
C | 73 | 74.5 | 76 |
C- | 70 | 71.0 | 72 |
D+ | 67 | 68.0 | 69 |
D | 63 | 64.5 | 66 |
D- | 60 | 61.0 | 62 |
F+ | 50 | 54.5 | 59 |
F | 40 | 44.5 | 49 |
F- | 30 | 34.5 | 39 |
Z | 0 | 14.5 | 29 |