| Day | Rate | Set date |
|---|---|---|
| 1 August | 27.1400 | .. |
| 2 August | 27.5900 | .. |
| 3 August | 28.3100 | .. |
| 4 August | 29.3700 | .. |
| 7 August | 28.5200 | .. |
| 8 August | 28.9000 | .. |
| 9 August | 29.8700 | .. |
| 10 August | 30.8800 | .. |
| 11 August | 30.5700 | .. |
| 14 August | 31.4800 | .. |
| 15 August | 32.1800 | .. |
| 16 August | 32.5300 | .. |
| 17 August | 30.1600 | .. |
| 18 August | 30.4400 | .. |
| 21 August | 30.6000 | .. |
| 22 August | 29.9300 | .. |
| 23 August | 30.6900 | .. |
| 24 August | 30.3500 | .. |
| 25 August | 30.3900 | .. |
| 29 August | 31.3600 | .. |
| 30 August | 31.9800 | .. |
| 31 August | 31.7200 | .. |