| Day | Rate | Set date |
|---|---|---|
| 3 May | 4.0000 | .. |
| 4 May | 4.0130 | .. |
| 5 May | 3.9910 | .. |
| 6 May | 3.9290 | .. |
| 7 May | 4.0150 | .. |
| 10 May | 4.1700 | .. |
| 11 May | 4.1310 | .. |
| 12 May | 4.2840 | .. |
| 13 May | 4.3390 | .. |
| 14 May | 4.3120 | .. |
| 17 May | 4.3980 | .. |
| 18 May | 4.3420 | .. |
| 19 May | 4.1580 | .. |
| 20 May | 4.1060 | .. |
| 21 May | 4.0350 | .. |
| 24 May | 4.0170 | .. |
| 25 May | 4.0510 | .. |
| 26 May | 4.1550 | .. |
| 27 May | 4.2940 | .. |
| 28 May | 4.3410 | .. |