| Day | Rate | Set date |
|---|---|---|
| 2 January | 66.5700 | .. |
| 3 January | 67.8400 | .. |
| 4 January | 68.0700 | .. |
| 5 January | 67.6200 | .. |
| 8 January | 67.7800 | .. |
| 9 January | 68.8200 | .. |
| 10 January | 69.2000 | .. |
| 11 January | 69.2600 | .. |
| 12 January | 69.8700 | .. |
| 15 January | 70.2600 | .. |
| 16 January | 69.1500 | .. |
| 17 January | 69.3800 | .. |
| 18 January | 69.3100 | .. |
| 19 January | 68.6100 | .. |
| 22 January | 69.0300 | .. |
| 23 January | 69.9600 | .. |
| 24 January | 70.5300 | .. |
| 25 January | 70.4200 | .. |
| 26 January | 70.5200 | .. |
| 29 January | 69.4600 | .. |
| 30 January | 69.0200 | .. |
| 31 January | 69.0500 | .. |