| Day | Rate | Set date |
|---|---|---|
| 2 October | 18.3700 | .. |
| 3 October | 18.4400 | .. |
| 4 October | 18.5100 | .. |
| 5 October | 18.1900 | .. |
| 6 October | 18.2200 | .. |
| 9 October | 18.1200 | .. |
| 10 October | 18.3900 | .. |
| 11 October | 18.4200 | .. |
| 12 October | 18.6200 | .. |
| 13 October | 18.9000 | .. |
| 16 October | 18.8100 | .. |
| 17 October | 18.9700 | .. |
| 18 October | 18.9800 | .. |
| 19 October | 18.8100 | .. |
| 20 October | 18.7400 | .. |
| 23 October | 18.4700 | .. |
| 24 October | 18.3600 | .. |
| 25 October | 18.5100 | .. |
| 26 October | 18.1800 | .. |
| 27 October | 18.3800 | .. |
| 30 October | 18.6800 | .. |
| 31 October | 18.6300 | .. |