| Day | Rate | Set date |
|---|---|---|
| 3 February | 54.4500 | .. |
| 4 February | 53.9600 | .. |
| 5 February | 55.2800 | .. |
| 6 February | 54.9300 | .. |
| 7 February | 54.4700 | .. |
| 10 February | 53.2700 | .. |
| 11 February | 54.0100 | .. |
| 12 February | 55.7900 | .. |
| 13 February | 56.3400 | .. |
| 14 February | 57.3200 | .. |
| 17 February | 57.6700 | .. |
| 18 February | 57.7500 | .. |
| 19 February | 59.1200 | .. |
| 20 February | 59.3100 | .. |
| 21 February | 58.5000 | .. |
| 24 February | 56.3000 | .. |
| 25 February | 54.9500 | .. |
| 26 February | 53.4300 | .. |
| 27 February | 52.1800 | .. |
| 28 February | 50.5200 | .. |