| Day | Rate | Set date |
|---|---|---|
| 2 April | 67.6400 | .. |
| 3 April | 68.1200 | .. |
| 4 April | 68.0200 | .. |
| 5 April | 68.3300 | .. |
| 6 April | 67.1100 | .. |
| 9 April | 68.6500 | .. |
| 10 April | 71.0400 | .. |
| 11 April | 72.0600 | .. |
| 12 April | 72.0200 | .. |
| 13 April | 72.5800 | .. |
| 16 April | 71.4200 | .. |
| 17 April | 71.5800 | .. |
| 18 April | 73.4800 | .. |
| 19 April | 73.7800 | .. |
| 20 April | 74.0600 | .. |
| 23 April | 74.7100 | .. |
| 24 April | 73.8600 | .. |
| 25 April | 74.0000 | .. |
| 26 April | 74.7400 | .. |
| 27 April | 74.6400 | .. |
| 30 April | 75.1700 | .. |