| Day | Rate | Set date |
|---|---|---|
| 1 July | 13.4200 | .. |
| 2 July | 13.5700 | .. |
| 3 July | 13.5500 | .. |
| 6 July | 12.9500 | .. |
| 7 July | 12.7500 | .. |
| 8 July | 13.1200 | .. |
| 9 July | 13.0300 | .. |
| 10 July | 12.8600 | .. |
| 13 July | 12.7100 | .. |
| 14 July | 13.0200 | .. |
| 15 July | 12.9300 | .. |
| 16 July | 12.7800 | .. |
| 17 July | 12.8000 | .. |
| 20 July | 12.3600 | .. |
| 21 July | 12.9000 | .. |
| 22 July | 12.8700 | .. |
| 23 July | 12.7000 | .. |
| 24 July | 12.8300 | .. |
| 27 July | 13.1200 | .. |
| 28 July | 13.1900 | .. |
| 29 July | 13.0600 | .. |
| 30 July | 13.0800 | .. |
| 31 July | 13.0900 | .. |