| Day | Rate | Set date |
|---|---|---|
| 1 April | 14.7200 | .. |
| 6 April | 14.9300 | .. |
| 7 April | 14.3500 | .. |
| 8 April | 14.2100 | .. |
| 9 April | 14.8600 | .. |
| 12 April | 14.8100 | .. |
| 13 April | 15.2000 | .. |
| 14 April | 14.9200 | .. |
| 15 April | 15.2000 | .. |
| 16 April | 15.6900 | .. |
| 19 April | 15.9200 | .. |
| 20 April | 15.7000 | .. |
| 21 April | 15.8900 | .. |
| 22 April | 16.1300 | .. |
| 23 April | 15.8900 | .. |
| 26 April | 15.7000 | .. |
| 27 April | 15.8000 | .. |
| 28 April | 16.4000 | .. |
| 29 April | 16.4500 | .. |
| 30 April | 16.5700 | .. |