| Day | Rate | Set date |
|---|---|---|
| 4 April | 15.7900 | .. |
| 5 April | 15.7400 | .. |
| 6 April | 15.7700 | .. |
| 7 April | 15.5800 | .. |
| 8 April | 15.5700 | .. |
| 11 April | 15.8700 | .. |
| 12 April | 15.7500 | .. |
| 13 April | 15.9700 | .. |
| 14 April | 16.2300 | .. |
| 15 April | 16.5800 | .. |
| 18 April | 16.6500 | .. |
| 19 April | 16.4900 | .. |
| 20 April | 16.8200 | .. |
| 21 April | 16.6300 | .. |
| 22 April | 17.1400 | .. |
| 25 April | 17.2400 | .. |
| 26 April | 16.9100 | .. |
| 28 April | 16.5700 | .. |
| 29 April | 16.9000 | .. |