| Day | Rate | Set date |
|---|---|---|
| 1 May | 2.3710 | .. |
| 2 May | 2.2530 | .. |
| 3 May | 2.3400 | .. |
| 4 May | 2.2790 | .. |
| 7 May | 2.3360 | .. |
| 8 May | 2.3930 | .. |
| 9 May | 2.4650 | .. |
| 10 May | 2.4870 | .. |
| 11 May | 2.5090 | .. |
| 14 May | 2.4310 | .. |
| 15 May | 2.5000 | .. |
| 16 May | 2.6180 | .. |
| 17 May | 2.5940 | .. |
| 18 May | 2.7420 | .. |
| 21 May | 2.6090 | .. |
| 22 May | 2.7070 | .. |
| 23 May | 2.7370 | .. |
| 24 May | 2.6470 | .. |
| 25 May | 2.5680 | .. |
| 29 May | 2.4290 | .. |
| 30 May | 2.4180 | .. |
| 31 May | 2.4220 | .. |