| Day | Rate | Set date |
|---|---|---|
| 4 January | 17.6900 | .. |
| 5 January | 17.8500 | .. |
| 6 January | 17.8200 | .. |
| 7 January | 17.3900 | .. |
| 8 January | 17.3100 | .. |
| 11 January | 16.7500 | .. |
| 12 January | 16.6300 | .. |
| 13 January | 16.5900 | .. |
| 14 January | 17.2100 | .. |
| 15 January | 16.9500 | .. |
| 18 January | 17.3300 | .. |
| 19 January | 17.3500 | .. |
| 20 January | 17.2500 | .. |
| 21 January | 17.1800 | .. |
| 22 January | 17.0100 | .. |
| 25 January | 17.0900 | .. |
| 26 January | 17.0400 | .. |
| 27 January | 16.7100 | .. |
| 28 January | 16.9600 | .. |
| 29 January | 16.9400 | .. |