| Day | Rate | Set date |
|---|---|---|
| 2 May | 8.2397 | 02.05.2012 |
| 3 May | 8.2473 | 03.05.2012 |
| 4 May | 8.2812 | 04.05.2012 |
| 5 May | 8.2812 | 04.05.2012 |
| 6 May | 8.2812 | 04.05.2012 |
| 7 May | 8.1984 | 07.05.2012 |
| 8 May | 8.1969 | 08.05.2012 |
| 9 May | 8.1726 | 09.05.2012 |
| 10 May | 8.1840 | 10.05.2012 |
| 11 May | 8.1681 | 11.05.2012 |
| 12 May | 8.1681 | 11.05.2012 |
| 13 May | 8.1681 | 11.05.2012 |
| 14 May | 8.1325 | 14.05.2012 |
| 15 May | 8.1156 | 15.05.2012 |
| 16 May | 8.0527 | 16.05.2012 |
| 17 May | 8.0216 | 17.05.2012 |
| 18 May | 8.0465 | 18.05.2012 |
| 19 May | 8.0465 | 18.05.2012 |
| 20 May | 8.0465 | 18.05.2012 |
| 21 May | 8.0604 | 21.05.2012 |
| 22 May | 8.0643 | 22.05.2012 |
| 23 May | 8.0132 | 23.05.2012 |
| 24 May | 7.9542 | 24.05.2012 |
| 25 May | 7.9470 | 25.05.2012 |
| 26 May | 7.9470 | 25.05.2012 |
| 27 May | 7.9470 | 25.05.2012 |
| 28 May | 7.9560 | 28.05.2012 |
| 29 May | 7.9301 | 29.05.2012 |
| 30 May | 7.8920 | 30.05.2012 |
| 31 May | 7.8989 | 31.05.2012 |