| Day | Rate | Set date |
|---|---|---|
| 1 September | 29.2500 | .. |
| 2 September | 27.5200 | .. |
| 3 September | 27.7400 | .. |
| 4 September | 27.3100 | .. |
| 5 September | 27.2100 | .. |
| 8 September | 27.1700 | .. |
| 9 September | 27.3700 | .. |
| 10 September | 27.5200 | .. |
| 11 September | 27.0200 | .. |
| 12 September | 26.7700 | .. |
| 15 September | 26.7000 | .. |
| 16 September | 25.9900 | .. |
| 17 September | 25.6700 | .. |
| 18 September | 25.5900 | .. |
| 19 September | 25.3200 | .. |
| 22 September | 25.5300 | .. |
| 23 September | 25.5200 | .. |
| 24 September | 26.6700 | .. |
| 25 September | 26.8100 | .. |
| 26 September | 26.6400 | .. |
| 29 September | 26.8300 | .. |
| 30 September | 27.6100 | .. |