| Day | Rate | Set date |
|---|---|---|
| 2 August | 43.8200 | .. |
| 3 August | 44.1500 | .. |
| 4 August | 42.8300 | .. |
| 5 August | 44.4100 | .. |
| 6 August | 43.9500 | .. |
| 9 August | 44.8400 | .. |
| 10 August | 44.5200 | .. |
| 11 August | 44.8000 | .. |
| 12 August | 45.5000 | .. |
| 13 August | 46.5800 | .. |
| 16 August | 46.0500 | .. |
| 17 August | 46.7500 | .. |
| 18 August | 47.2700 | .. |
| 19 August | 48.7000 | .. |
| 20 August | 47.8600 | .. |
| 23 August | 46.0500 | .. |
| 24 August | 45.2100 | .. |
| 25 August | 43.4700 | .. |
| 26 August | 43.1000 | .. |
| 27 August | 43.1800 | .. |
| 30 August | 42.2800 | .. |
| 31 August | 42.1200 | .. |