| Day | Rate | Set date |
|---|---|---|
| 1 April | 15.5400 | .. |
| 2 April | 15.7400 | .. |
| 3 April | 15.9900 | .. |
| 6 April | 15.4500 | .. |
| 7 April | 15.2200 | .. |
| 8 April | 15.5500 | .. |
| 9 April | 15.5600 | .. |
| 13 April | 15.3200 | .. |
| 14 April | 15.1200 | .. |
| 15 April | 15.4600 | .. |
| 16 April | 15.9000 | .. |
| 17 April | 15.4600 | .. |
| 20 April | 15.4100 | .. |
| 21 April | 15.4500 | .. |
| 22 April | 15.5400 | .. |
| 23 April | 15.1900 | .. |
| 24 April | 15.0900 | .. |
| 27 April | 15.3200 | .. |
| 28 April | 15.7400 | .. |
| 29 April | 15.3200 | .. |
| 30 April | 15.3900 | .. |