| Day | Rate | Set date |
|---|---|---|
| 1 September | 4.9650 | .. |
| 2 September | 4.7670 | .. |
| 3 September | 4.6750 | .. |
| 7 September | 4.7900 | .. |
| 8 September | 4.6310 | .. |
| 9 September | 4.6580 | .. |
| 10 September | 4.5700 | .. |
| 13 September | 4.8500 | .. |
| 14 September | 4.9280 | .. |
| 15 September | 4.8240 | .. |
| 16 September | 4.7190 | .. |
| 17 September | 5.1080 | .. |
| 20 September | 5.2490 | .. |
| 21 September | 5.6080 | .. |
| 22 September | 5.6290 | .. |
| 23 September | 5.5640 | .. |
| 24 September | 5.3920 | .. |
| 27 September | 5.2620 | .. |
| 28 September | 5.7230 | .. |
| 29 September | 6.9110 | .. |
| 30 September | 6.7950 | .. |