| Day | Rate | Set date |
|---|---|---|
| 1 August | 21.8040 | 01.08.2018 |
| 2 August | 21.7923 | 02.08.2018 |
| 3 August | 21.6300 | 03.08.2018 |
| 4 August | 21.6300 | 03.08.2018 |
| 5 August | 21.6300 | 03.08.2018 |
| 6 August | 21.4484 | 06.08.2018 |
| 7 August | 21.3613 | 07.08.2018 |
| 8 August | 21.4471 | 08.08.2018 |
| 9 August | 21.5453 | 09.08.2018 |
| 10 August | 21.6533 | 10.08.2018 |
| 11 August | 21.6533 | 10.08.2018 |
| 12 August | 21.6533 | 10.08.2018 |
| 13 August | 21.8950 | 13.08.2018 |
| 14 August | 21.6516 | 14.08.2018 |
| 15 August | 21.6735 | 15.08.2018 |
| 16 August | 21.6972 | 16.08.2018 |
| 17 August | 21.7831 | 17.08.2018 |
| 18 August | 21.7831 | 17.08.2018 |
| 19 August | 21.7831 | 17.08.2018 |
| 20 August | 21.6300 | 20.08.2018 |
| 21 August | 21.7805 | 21.08.2018 |
| 22 August | 21.8821 | 22.08.2018 |
| 23 August | 21.7438 | 23.08.2018 |
| 24 August | 21.9191 | 24.08.2018 |
| 25 August | 21.9191 | 24.08.2018 |
| 26 August | 21.9191 | 24.08.2018 |
| 27 August | 21.8104 | 27.08.2018 |
| 28 August | 21.9495 | 28.08.2018 |
| 29 August | 22.3252 | 29.08.2018 |
| 30 August | 22.2356 | 30.08.2018 |
| 31 August | 22.3628 | 31.08.2018 |