| Day | Rate | Set date |
|---|---|---|
| 1 August | 27.7900 | .. |
| 2 August | 28.2600 | .. |
| 3 August | 28.6600 | .. |
| 4 August | 29.9600 | .. |
| 7 August | 28.9100 | .. |
| 8 August | 29.1200 | .. |
| 9 August | 30.3500 | .. |
| 10 August | 31.3400 | .. |
| 11 August | 31.0200 | .. |
| 14 August | 31.9400 | .. |
| 15 August | 31.6700 | .. |
| 16 August | 31.8000 | .. |
| 17 August | 31.9400 | .. |
| 18 August | 31.9900 | .. |
| 21 August | 32.4700 | .. |
| 22 August | 31.2200 | .. |
| 23 August | 32.0200 | .. |
| 24 August | 31.6300 | .. |
| 25 August | 32.0300 | .. |
| 28 August | 32.8700 | .. |
| 29 August | 32.7400 | .. |
| 30 August | 33.3200 | .. |
| 31 August | 33.1200 | .. |