| Day | Rate | Set date |
|---|---|---|
| 1 September | 4.0500 | .. |
| 2 September | 3.8720 | .. |
| 6 September | 3.9380 | .. |
| 7 September | 3.9400 | .. |
| 8 September | 3.9800 | .. |
| 9 September | 3.9150 | .. |
| 12 September | 3.8850 | .. |
| 13 September | 3.9800 | .. |
| 14 September | 4.0390 | .. |
| 15 September | 3.8780 | .. |
| 16 September | 3.8090 | .. |
| 19 September | 3.8290 | .. |
| 20 September | 3.7980 | .. |
| 21 September | 3.7300 | .. |
| 22 September | 3.7050 | .. |
| 23 September | 3.7010 | .. |
| 26 September | 3.7820 | .. |
| 27 September | 3.8270 | .. |
| 28 September | 3.7590 | .. |
| 29 September | 3.7470 | .. |
| 30 September | 3.6660 | .. |