| Day | Rate | Set date |
|---|---|---|
| 1 September | 33.3800 | .. |
| 5 September | 33.8300 | .. |
| 6 September | 34.9000 | .. |
| 7 September | 35.3900 | .. |
| 8 September | 33.6300 | .. |
| 11 September | 35.1400 | .. |
| 12 September | 34.2800 | .. |
| 13 September | 33.8200 | .. |
| 14 September | 34.0700 | .. |
| 15 September | 35.9200 | .. |
| 18 September | 36.8800 | .. |
| 19 September | 36.5100 | .. |
| 20 September | 37.2000 | .. |
| 21 September | 34.0000 | .. |
| 22 September | 32.6800 | .. |
| 25 September | 31.5700 | .. |
| 26 September | 31.5000 | .. |
| 27 September | 31.4600 | .. |
| 28 September | 30.3400 | .. |
| 29 September | 30.8400 | .. |