| Level | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
| Biology Paper 1 Foundation June 2018 | | | | | 28 | 22 | 16 | 10 | 5 |
| Biology Paper 1 Higher June 2018 | 40 | 35 | 30 | 24 | 19 | 14 | 9 | | |
| Biology Paper 2 Foundation June 2018 | | | | | 28 | 23 | 17 | 11 | 6 |
| Biology Paper 2 Higher June 2018 | 43 | 38 | 34 | 29 | 24 | 19 | 14 | | |
| Chemistry Paper 1 Foundation June 2018 | | | | | 26 | 20 | 15 | 10 | 5 |
| Chemistry Paper 1 Higher June 2018 | 42 | 36 | 31 | 26 | 21 | 16 | 11 | | |
| Chemistry Paper 2 Foundation June 2018 | | | | | 33 | 26 | 19 | 12 | 6 |
| Chemistry Paper 2 Higher June 2018 | 42 | 36 | 30 | 26 | 19 | 14 | 9 | | |
| Physics Paper 1 Foundation June 2018 | | | | | 36 | 31 | 24 | 16 | 7 |
| Physics Paper 1 Higher June 2018 | 47 | 42 | 37 | 30 | 23 | 17 | 10 | | |
| Physics Paper 2 Foundation June 2018 | | | | | 32 | 25 | 18 | 12 | 6 |
| Physics Paper 2 Higher June 2018 | 42 | 36 | 31 | 25 | 19 | 14 | 9 | | |
