| Day | Rate | Set date |
|---|---|---|
| 2 September | 29.4100 | .. |
| 3 September | 29.4900 | .. |
| 4 September | 28.9800 | .. |
| 5 September | 28.8800 | .. |
| 8 September | 28.8500 | .. |
| 9 September | 29.1800 | .. |
| 10 September | 29.3500 | .. |
| 11 September | 28.8200 | .. |
| 12 September | 28.2700 | .. |
| 15 September | 28.1400 | .. |
| 16 September | 27.5600 | .. |
| 17 September | 27.0300 | .. |
| 18 September | 27.1700 | .. |
| 19 September | 27.0300 | .. |
| 22 September | 26.9600 | .. |
| 23 September | 27.1300 | .. |
| 24 September | 28.2400 | .. |
| 25 September | 28.2900 | .. |
| 26 September | 28.1600 | .. |
| 29 September | 28.4000 | .. |
| 30 September | 29.2000 | .. |