| Day | Rate | Set date |
|---|---|---|
| 2 February | 40.0800 | .. |
| 3 February | 40.7800 | .. |
| 4 February | 40.3200 | .. |
| 5 February | 41.1700 | .. |
| 6 February | 40.1700 | .. |
| 9 February | 39.5600 | .. |
| 10 February | 37.5500 | .. |
| 11 February | 35.9400 | .. |
| 12 February | 33.9800 | .. |
| 13 February | 37.5100 | .. |
| 17 February | 34.9300 | .. |
| 18 February | 34.6200 | .. |
| 19 February | 39.4800 | .. |
| 20 February | 38.9400 | .. |
| 23 February | 38.4400 | .. |
| 24 February | 39.9600 | .. |
| 25 February | 42.5000 | .. |
| 26 February | 45.2200 | .. |
| 27 February | 44.7600 | .. |