| Day | Rate | Set date |
|---|---|---|
| 1 October | 21.8300 | .. |
| 2 October | 21.9200 | .. |
| 5 October | 21.7700 | .. |
| 6 October | 21.8100 | .. |
| 7 October | 21.8900 | .. |
| 8 October | 21.9900 | .. |
| 9 October | 22.3700 | .. |
| 12 October | 22.3000 | .. |
| 13 October | 22.0900 | .. |
| 14 October | 22.0800 | .. |
| 15 October | 22.3300 | .. |
| 16 October | 22.2800 | .. |
| 19 October | 22.1400 | .. |
| 20 October | 21.8600 | .. |
| 21 October | 21.6100 | .. |
| 22 October | 21.3500 | .. |
| 23 October | 21.1900 | .. |
| 26 October | 21.2700 | .. |
| 27 October | 21.0200 | .. |
| 28 October | 21.1200 | .. |
| 29 October | 20.7100 | .. |
| 30 October | 20.6200 | .. |