| Day | Rate | Set date |
|---|---|---|
| 1 July | 140.6700 | .. |
| 2 July | 144.2600 | .. |
| 3 July | 146.0800 | .. |
| 4 July | 144.4200 | .. |
| 7 July | 141.8700 | .. |
| 8 July | 136.4300 | .. |
| 9 July | 136.5800 | .. |
| 10 July | 142.0300 | .. |
| 11 July | 144.4900 | .. |
| 14 July | 143.9200 | .. |
| 15 July | 138.7500 | .. |
| 16 July | 136.1900 | .. |
| 17 July | 131.0700 | .. |
| 18 July | 130.1900 | .. |
| 21 July | 132.6100 | .. |
| 22 July | 129.5500 | .. |
| 23 July | 125.2900 | .. |
| 24 July | 126.4400 | .. |
| 25 July | 124.5200 | .. |
| 28 July | 125.8400 | .. |
| 29 July | 122.7100 | .. |
| 30 July | 127.1000 | .. |
| 31 July | 123.9800 | .. |