| Day | Rate | Set date |
|---|---|---|
| 2 May | 3.9895 | 30.04.2015 |
| 3 May | 3.9895 | 30.04.2015 |
| 4 May | 4.0152 | 04.05.2015 |
| 5 May | 4.0166 | 05.05.2015 |
| 6 May | 4.0089 | 06.05.2015 |
| 7 May | 4.0671 | 07.05.2015 |
| 8 May | 4.0362 | 08.05.2015 |
| 9 May | 4.0362 | 08.05.2015 |
| 10 May | 4.0362 | 08.05.2015 |
| 11 May | 4.0102 | 11.05.2015 |
| 12 May | 4.0609 | 12.05.2015 |
| 13 May | 4.0360 | 13.05.2015 |
| 14 May | 4.0762 | 14.05.2015 |
| 15 May | 4.0449 | 15.05.2015 |
| 16 May | 4.0449 | 15.05.2015 |
| 17 May | 4.0449 | 15.05.2015 |
| 18 May | 4.0650 | 18.05.2015 |
| 19 May | 4.0207 | 19.05.2015 |
| 20 May | 4.0180 | 20.05.2015 |
| 21 May | 4.0123 | 21.05.2015 |
| 22 May | 4.0013 | 22.05.2015 |
| 23 May | 4.0013 | 22.05.2015 |
| 24 May | 4.0013 | 22.05.2015 |
| 25 May | 3.9668 | 25.05.2015 |
| 26 May | 3.9642 | 26.05.2015 |
| 27 May | 3.9615 | 27.05.2015 |
| 28 May | 3.9797 | 28.05.2015 |
| 29 May | 4.0195 | 29.05.2015 |
| 30 May | 4.0195 | 29.05.2015 |
| 31 May | 4.0195 | 29.05.2015 |