| Day | Rate | Set date |
|---|---|---|
| 1 June | 20.7900 | .. |
| 2 June | 20.8200 | .. |
| 3 June | 21.0700 | .. |
| 4 June | 21.1600 | .. |
| 5 June | 21.3000 | .. |
| 8 June | 21.1300 | .. |
| 9 June | 21.0300 | .. |
| 10 June | 21.1800 | .. |
| 11 June | 21.1000 | .. |
| 12 June | 21.1000 | .. |
| 15 June | 21.2500 | .. |
| 16 June | 21.1200 | .. |
| 17 June | 21.1100 | .. |
| 18 June | 21.0600 | .. |
| 19 June | 21.0900 | .. |
| 22 June | 21.1900 | .. |
| 23 June | 21.2900 | .. |
| 24 June | 21.5700 | .. |
| 25 June | 21.3100 | .. |
| 26 June | 21.1700 | .. |
| 29 June | 20.9900 | .. |
| 30 June | 20.4100 | .. |