| Day | Rate | Set date |
|---|---|---|
| 1 April | 20.2800 | .. |
| 2 April | 19.4700 | .. |
| 3 April | 19.4700 | .. |
| 4 April | 19.1200 | .. |
| 7 April | 19.2300 | .. |
| 8 April | 19.3500 | .. |
| 9 April | 19.2700 | .. |
| 10 April | 19.5700 | .. |
| 11 April | 19.5300 | .. |
| 14 April | 19.9000 | .. |
| 15 April | 19.8300 | .. |
| 16 April | 19.3500 | .. |
| 17 April | 19.4200 | .. |
| 18 April | 19.9100 | .. |
| 21 April | 20.3800 | .. |
| 22 April | 19.6000 | .. |
| 23 April | 19.7300 | .. |
| 24 April | 20.0300 | .. |
| 25 April | 19.9900 | .. |
| 28 April | 19.9100 | .. |
| 29 April | 20.4400 | .. |
| 30 April | 20.2100 | .. |