| Day | Rate | Set date |
|---|---|---|
| 1 February | 28.1000 | .. |
| 2 February | 29.1900 | .. |
| 5 February | 28.4500 | .. |
| 6 February | 28.7000 | .. |
| 7 February | 29.9100 | .. |
| 8 February | 29.8400 | .. |
| 9 February | 29.2500 | .. |
| 12 February | 29.0000 | .. |
| 13 February | 28.4600 | .. |
| 14 February | 27.2800 | .. |
| 15 February | 26.6400 | .. |
| 16 February | 26.8900 | .. |
| 19 February | 27.3100 | .. |
| 20 February | 26.6200 | .. |
| 21 February | 26.3700 | .. |
| 22 February | 26.4600 | .. |
| 23 February | 26.5200 | .. |
| 26 February | 26.1100 | .. |
| 27 February | 26.0200 | .. |
| 28 February | 25.5700 | .. |