| Day | Rate | Set date |
|---|---|---|
| 1 July | 39.8200 | .. |
| 2 July | 40.6500 | .. |
| 3 July | 40.2800 | .. |
| 6 July | 40.6300 | .. |
| 7 July | 40.6200 | .. |
| 8 July | 40.9000 | .. |
| 9 July | 39.6200 | .. |
| 10 July | 40.5500 | .. |
| 13 July | 40.1000 | .. |
| 14 July | 40.2900 | .. |
| 15 July | 41.2000 | .. |
| 16 July | 40.7500 | .. |
| 17 July | 40.5900 | .. |
| 20 July | 40.8100 | .. |
| 21 July | 41.9600 | .. |
| 22 July | 41.9000 | .. |
| 23 July | 41.0700 | .. |
| 24 July | 41.2900 | .. |
| 27 July | 41.6000 | .. |
| 28 July | 41.0400 | .. |
| 29 July | 41.2700 | .. |
| 30 July | 39.9200 | .. |
| 31 July | 40.2700 | .. |