| Day | Rate | Set date |
|---|---|---|
| 4 January | 81.5100 | .. |
| 5 January | 81.7700 | .. |
| 6 January | 83.1800 | .. |
| 7 January | 82.6600 | .. |
| 8 January | 82.7500 | .. |
| 11 January | 82.5200 | .. |
| 12 January | 80.7900 | .. |
| 13 January | 79.6500 | .. |
| 14 January | 79.3900 | .. |
| 15 January | 78.0000 | .. |
| 19 January | 79.0200 | .. |
| 20 January | 77.6200 | .. |
| 21 January | 76.0800 | .. |
| 22 January | 74.5400 | .. |
| 25 January | 75.2600 | .. |
| 26 January | 74.7100 | .. |
| 27 January | 73.6700 | .. |
| 28 January | 73.6400 | .. |
| 29 January | 72.8900 | .. |