| Day | Rate | Set date |
|---|---|---|
| 2 September | 27.5400 | .. |
| 3 September | 26.5700 | .. |
| 4 September | 27.1000 | .. |
| 5 September | 27.6600 | .. |
| 6 September | 28.2900 | .. |
| 9 September | 28.4900 | .. |
| 10 September | 28.5800 | .. |
| 11 September | 28.3900 | .. |
| 12 September | 27.7300 | .. |
| 13 September | 28.3100 | .. |
| 16 September | 28.5200 | .. |
| 17 September | 27.9700 | .. |
| 18 September | 28.3200 | .. |
| 19 September | 28.3800 | .. |
| 20 September | 28.4300 | .. |
| 23 September | 29.1300 | .. |
| 24 September | 29.1100 | .. |
| 25 September | 29.0600 | .. |
| 26 September | 28.8900 | .. |
| 27 September | 28.8800 | .. |
| 30 September | 28.7500 | .. |