| Day | Rate | Set date |
|---|---|---|
| 4 April | 17.0100 | .. |
| 5 April | 16.7900 | .. |
| 6 April | 16.8100 | .. |
| 7 April | 17.0600 | .. |
| 8 April | 16.8800 | .. |
| 11 April | 17.8900 | .. |
| 12 April | 18.0900 | .. |
| 13 April | 18.1200 | .. |
| 14 April | 18.3000 | .. |
| 15 April | 18.3700 | .. |
| 18 April | 18.5200 | .. |
| 19 April | 18.0300 | .. |
| 20 April | 17.7400 | .. |
| 21 April | 17.7400 | .. |
| 22 April | 18.3000 | .. |
| 25 April | 18.4000 | .. |
| 26 April | 18.6000 | .. |
| 27 April | 18.2700 | .. |
| 28 April | 17.9800 | .. |
| 29 April | 17.9900 | .. |