Score Class | <60 | 60 - 69 | 70 - 79 | 80 - 89 | 90 - 100 | Lowest score | Highest score | Mean |
302 | 3 | 4 | 15 | 6 | 2 | 54 | 98 | 78 |
305 | 2 | 5 | 12 | 8 | 3 | 57 | 97.5 | 77 |