| Day | Rate | Set date |
|---|---|---|
| 5 July | 75.1900 | .. |
| 6 July | 75.1400 | .. |
| 7 July | 74.0900 | .. |
| 10 July | 73.6100 | .. |
| 11 July | 74.1600 | .. |
| 12 July | 74.9500 | .. |
| 13 July | 76.7000 | .. |
| 14 July | 77.0300 | .. |
| 17 July | 75.3000 | .. |
| 18 July | 73.5400 | .. |
| 19 July | 72.6600 | .. |
| 20 July | 73.0800 | .. |
| 21 July | 74.4300 | .. |
| 24 July | 75.0500 | .. |
| 25 July | 73.7500 | .. |
| 26 July | 73.9400 | .. |
| 27 July | 74.5400 | .. |
| 28 July | 73.2400 | .. |
| 31 July | 74.4000 | .. |