| Grade | Scale | US Grade |
|---|---|---|
| A+ | 90,000 - 100,000 | A+ |
| A | 78,000 - 89,000 | A |
| A- | 73,000 - 77,000 | A |
| B+ | 68,000 - 72,000 | A- |
| B | 65,000 - 67,000 | AB |
| B- | 61,000 - 64,000 | B+ |
| C+ | 58,000 - 60,000 | B |
| C | 55,000 - 57,000 | B |
| C- | 51,000 - 54,000 | B |
| D+ | 48,000 - 50,000 | C+ |
| D | 45,000 - 47,000 | C |
| D- | 41,000 - 44,000 | C |
| F | 0,000 - 40,000 | F |