| Grade | Scale | Scale 2 | US Grade |
|---|---|---|---|
| A+ | 1,000 | 98,000 - 100,000 | A+ |
| A | 1,250 | 95,000 - 97,000 | A |
| A- | 1,500 | 92,000 - 94,000 | A- |
| B+ | 1,750 | 89,000 - 91,000 | B+ |
| B | 2,000 | 86,000 - 88,000 | B |
| B- | 2,250 | 83,000 - 85,000 | B- |
| C+ | 2,500 | 80,000 - 82,000 | C+ |
| C | 2,750 | 77,000 - 79,000 | C |
| C- | 3,000 | 75,000 - 76,000 | C- |
| F | 5,000 | 0,000 - 74,000 | F |