| Day | Rate | Set date |
|---|---|---|
| 1 July | 12.3800 | .. |
| 2 July | 11.9900 | .. |
| 7 July | 11.1900 | .. |
| 8 July | 11.2200 | .. |
| 9 July | 10.7700 | .. |
| 10 July | 11.2500 | .. |
| 11 July | 11.1300 | .. |
| 14 July | 11.0400 | .. |
| 15 July | 12.1100 | .. |
| 16 July | 12.6100 | .. |
| 17 July | 12.4000 | .. |
| 18 July | 12.8600 | .. |
| 21 July | 13.0900 | .. |
| 22 July | 11.0700 | .. |
| 23 July | 10.8500 | .. |
| 24 July | 11.0500 | .. |
| 25 July | 10.9000 | .. |
| 28 July | 11.0700 | .. |
| 29 July | 11.4100 | .. |
| 30 July | 11.7300 | .. |
| 31 July | 11.1500 | .. |