| Day | Rate | Set date |
|---|---|---|
| 2 January | 56.4200 | .. |
| 5 January | 53.1100 | .. |
| 6 January | 51.1000 | .. |
| 7 January | 51.1500 | .. |
| 8 January | 50.9600 | .. |
| 9 January | 50.1100 | .. |
| 12 January | 47.4300 | .. |
| 13 January | 46.5900 | .. |
| 14 January | 48.6900 | .. |
| 15 January | 47.6700 | .. |
| 16 January | 50.1700 | .. |
| 19 January | 48.8400 | .. |
| 20 January | 47.9900 | .. |
| 21 January | 49.0300 | .. |
| 22 January | 48.5200 | .. |
| 23 January | 48.7900 | .. |
| 26 January | 48.1600 | .. |
| 27 January | 49.6000 | .. |
| 28 January | 48.4700 | .. |
| 29 January | 49.1300 | .. |
| 30 January | 52.9900 | .. |