| Day | Rate | Set date |
|---|---|---|
| 1 May | 104.6900 | .. |
| 2 May | 105.1700 | .. |
| 3 May | 102.4100 | .. |
| 4 May | 107.8100 | .. |
| 5 May | 108.2600 | .. |
| 6 May | 109.7700 | .. |
| 8 May | 109.1700 | .. |
| 9 May | 103.0900 | .. |
| 10 May | 99.7600 | .. |
| 11 May | 105.7100 | .. |
| 12 May | 106.1300 | .. |
| 13 May | 108.6300 | .. |
| 15 May | 109.5100 | .. |
| 16 May | 111.8200 | .. |
| 17 May | 109.6300 | .. |
| 18 May | 107.0400 | .. |
| 19 May | 109.8900 | .. |
| 20 May | 110.2800 | .. |
| 22 May | 110.3100 | .. |
| 23 May | 110.2900 | .. |
| 24 May | 109.7700 | .. |
| 25 May | 110.3300 | .. |
| 26 May | 114.0900 | .. |
| 27 May | 115.0700 | .. |
| 29 May | 115.6100 | .. |
| 30 May | 117.6100 | .. |
| 31 May | 114.6700 | .. |