| Day | Rate | Set date |
|---|---|---|
| 1 February | 65.8000 | .. |
| 2 February | 65.4500 | .. |
| 5 February | 64.1500 | .. |
| 6 February | 63.3900 | .. |
| 7 February | 61.7900 | .. |
| 8 February | 61.1500 | .. |
| 9 February | 59.2000 | .. |
| 12 February | 59.2900 | .. |
| 13 February | 59.1900 | .. |
| 14 February | 60.6000 | .. |
| 15 February | 61.3400 | .. |
| 16 February | 61.6800 | .. |
| 18 February | 61.7200 | .. |
| 19 February | 62.3800 | .. |
| 20 February | 61.9000 | .. |
| 21 February | 61.6800 | .. |
| 22 February | 62.7700 | .. |
| 23 February | 63.5500 | .. |
| 26 February | 63.9100 | .. |
| 27 February | 63.0100 | .. |
| 28 February | 61.6400 | .. |