| Day | Rate | Set date |
|---|---|---|
| 1 July | 28.3100 | .. |
| 2 July | 27.9700 | .. |
| 3 July | 28.2000 | .. |
| 4 July | 27.6300 | .. |
| 7 July | 27.8200 | .. |
| 8 July | 27.9700 | .. |
| 9 July | 28.7100 | .. |
| 10 July | 28.8800 | .. |
| 11 July | 29.1900 | .. |
| 14 July | 28.9600 | .. |
| 15 July | 29.1700 | .. |
| 16 July | 28.7200 | .. |
| 17 July | 28.6200 | .. |
| 18 July | 28.9300 | .. |
| 21 July | 28.6900 | .. |
| 22 July | 27.4900 | .. |
| 23 July | 27.7800 | .. |
| 24 July | 28.1600 | .. |
| 25 July | 28.1800 | .. |
| 28 July | 28.0300 | .. |
| 29 July | 28.1000 | .. |
| 30 July | 28.5000 | .. |
| 31 July | 28.3700 | .. |