| Day | Rate | Set date |
|---|---|---|
| 1 July | 72.3400 | .. |
| 2 July | 71.6500 | .. |
| 5 July | 71.4700 | .. |
| 6 July | 71.4500 | .. |
| 7 July | 73.5100 | .. |
| 8 July | 74.7100 | .. |
| 9 July | 75.4200 | .. |
| 12 July | 74.3700 | .. |
| 13 July | 76.6500 | .. |
| 14 July | 76.7700 | .. |
| 15 July | 76.1900 | .. |
| 16 July | 75.3700 | .. |
| 19 July | 75.6200 | .. |
| 20 July | 76.2200 | .. |
| 21 July | 75.3700 | .. |
| 22 July | 77.8200 | .. |
| 23 July | 77.4500 | .. |
| 26 July | 77.5000 | .. |
| 27 July | 76.1300 | .. |
| 28 July | 76.0600 | .. |
| 29 July | 77.5900 | .. |
| 30 July | 78.1800 | .. |