| Day | Rate | Set date |
|---|---|---|
| 3 July | 6.1040 | .. |
| 5 July | 5.7650 | .. |
| 6 July | 5.6640 | .. |
| 7 July | 5.5230 | .. |
| 10 July | 5.6080 | .. |
| 11 July | 5.6330 | .. |
| 12 July | 5.7820 | .. |
| 13 July | 6.1290 | .. |
| 14 July | 6.3470 | .. |
| 17 July | 5.7830 | .. |
| 18 July | 5.5550 | .. |
| 19 July | 5.8620 | .. |
| 20 July | 6.0910 | .. |
| 21 July | 6.1390 | .. |
| 24 July | 6.6050 | .. |
| 25 July | 6.4090 | .. |
| 26 July | 6.8870 | .. |
| 27 July | 7.0420 | .. |
| 28 July | 7.1840 | .. |
| 31 July | 8.2110 | .. |