| Day | Rate | Set date |
|---|---|---|
| 1 July | 14.9400 | .. |
| 5 July | 15.0900 | .. |
| 6 July | 15.3600 | .. |
| 7 July | 15.8300 | .. |
| 8 July | 15.4600 | .. |
| 11 July | 14.7800 | .. |
| 12 July | 14.7200 | .. |
| 13 July | 14.4400 | .. |
| 14 July | 14.7600 | .. |
| 15 July | 14.8600 | .. |
| 18 July | 15.7000 | .. |
| 19 July | 15.2300 | .. |
| 20 July | 15.6600 | .. |
| 21 July | 15.6600 | .. |
| 22 July | 16.3800 | .. |
| 25 July | 16.0500 | .. |
| 26 July | 15.9600 | .. |
| 27 July | 16.1600 | .. |
| 28 July | 16.1500 | .. |
| 29 July | 16.3100 | .. |