| Day | Rate | Set date |
|---|---|---|
| 2 May | 6.9568 | 30.04.2015 |
| 3 May | 6.9568 | 30.04.2015 |
| 4 May | 6.9245 | 04.05.2015 |
| 5 May | 6.8950 | 05.05.2015 |
| 6 May | 6.9630 | 06.05.2015 |
| 7 May | 7.0129 | 07.05.2015 |
| 8 May | 6.9639 | 08.05.2015 |
| 9 May | 6.9639 | 08.05.2015 |
| 10 May | 6.9639 | 08.05.2015 |
| 11 May | 6.9194 | 11.05.2015 |
| 12 May | 6.9822 | 12.05.2015 |
| 13 May | 6.9622 | 13.05.2015 |
| 14 May | 7.0812 | 14.05.2015 |
| 15 May | 7.0278 | 15.05.2015 |
| 16 May | 7.0278 | 15.05.2015 |
| 17 May | 7.0278 | 15.05.2015 |
| 18 May | 7.0661 | 18.05.2015 |
| 19 May | 6.9384 | 19.05.2015 |
| 20 May | 6.8974 | 20.05.2015 |
| 21 May | 6.8980 | 21.05.2015 |
| 22 May | 6.9194 | 22.05.2015 |
| 23 May | 6.9194 | 22.05.2015 |
| 24 May | 6.9194 | 22.05.2015 |
| 25 May | 6.8098 | 25.05.2015 |
| 26 May | 6.7785 | 26.05.2015 |
| 27 May | 6.7338 | 27.05.2015 |
| 28 May | 6.7568 | 28.05.2015 |
| 29 May | 6.7994 | 29.05.2015 |
| 30 May | 6.7994 | 29.05.2015 |
| 31 May | 6.7994 | 29.05.2015 |