| Day | Rate | Set date |
|---|---|---|
| 1 August | 61.5700 | .. |
| 2 August | 61.8900 | .. |
| 3 August | 60.8600 | .. |
| 4 August | 61.3800 | .. |
| 5 August | 62.3100 | .. |
| 8 August | 63.9400 | .. |
| 9 August | 63.0700 | .. |
| 10 August | 64.9000 | .. |
| 11 August | 65.8000 | .. |
| 12 August | 66.8600 | .. |
| 15 August | 66.2700 | .. |
| 16 August | 66.0800 | .. |
| 17 August | 63.2500 | .. |
| 18 August | 63.2700 | .. |
| 19 August | 65.3500 | .. |
| 22 August | 65.4500 | .. |
| 23 August | 65.7100 | .. |
| 24 August | 67.3200 | .. |
| 25 August | 67.4900 | .. |
| 26 August | 66.1300 | .. |
| 29 August | 67.2000 | .. |
| 30 August | 69.8100 | .. |
| 31 August | 68.9400 | .. |