| Day | Rate | Set date |
|---|---|---|
| 3 June | 17.9200 | .. |
| 4 June | 18.5500 | .. |
| 5 June | 17.8600 | .. |
| 6 June | 18.0400 | .. |
| 7 June | 18.2800 | .. |
| 10 June | 18.2800 | .. |
| 11 June | 18.0300 | .. |
| 12 June | 18.0600 | .. |
| 13 June | 18.0100 | .. |
| 14 June | 17.8500 | .. |
| 17 June | 18.6500 | .. |
| 18 June | 18.2000 | .. |
| 19 June | 18.0000 | .. |
| 20 June | 18.0800 | .. |
| 21 June | 18.0600 | .. |
| 24 June | 18.1000 | .. |
| 25 June | 18.0900 | .. |
| 26 June | 18.7100 | .. |
| 27 June | 18.8700 | .. |
| 28 June | 18.9100 | .. |