| Day | Rate | Set date |
|---|---|---|
| 1 October | 98.5300 | .. |
| 2 October | 93.9700 | .. |
| 3 October | 93.8800 | .. |
| 6 October | 87.8100 | .. |
| 7 October | 90.0600 | .. |
| 8 October | 88.9500 | .. |
| 9 October | 86.5900 | .. |
| 10 October | 77.7000 | .. |
| 13 October | 81.1900 | .. |
| 14 October | 78.6300 | .. |
| 15 October | 74.5400 | .. |
| 16 October | 69.8500 | .. |
| 17 October | 71.8500 | .. |
| 20 October | 74.2500 | .. |
| 21 October | 70.8900 | .. |
| 22 October | 66.7500 | .. |
| 23 October | 67.8400 | .. |
| 24 October | 64.1500 | .. |
| 27 October | 63.2200 | .. |
| 28 October | 62.7300 | .. |
| 29 October | 67.5000 | .. |
| 30 October | 65.9600 | .. |
| 31 October | 67.8100 | .. |