| Day | Rate | Set date |
|---|---|---|
| 1 February | 62.7500 | .. |
| 4 February | 62.5100 | .. |
| 5 February | 61.9800 | .. |
| 6 February | 62.6900 | .. |
| 7 February | 61.6300 | .. |
| 8 February | 62.1000 | .. |
| 11 February | 61.5100 | .. |
| 12 February | 62.4200 | .. |
| 13 February | 63.6100 | .. |
| 14 February | 64.5700 | .. |
| 15 February | 66.2500 | .. |
| 18 February | 66.5000 | .. |
| 19 February | 66.4500 | .. |
| 20 February | 67.0800 | .. |
| 21 February | 67.0700 | .. |
| 22 February | 67.1200 | .. |
| 25 February | 64.7600 | .. |
| 26 February | 65.2100 | .. |
| 27 February | 66.3900 | .. |
| 28 February | 66.0300 | .. |