| Day | Rate | Set date |
|---|---|---|
| 1 December | 69.3080 | 01.12.2011 |
| 2 December | 69.0480 | 02.12.2011 |
| 3 December | 69.0480 | 02.12.2011 |
| 4 December | 69.0480 | 02.12.2011 |
| 5 December | 69.0580 | 05.12.2011 |
| 6 December | 68.7310 | 06.12.2011 |
| 7 December | 69.1820 | 07.12.2011 |
| 8 December | 69.3630 | 08.12.2011 |
| 9 December | 69.6970 | 09.12.2011 |
| 10 December | 69.6970 | 09.12.2011 |
| 11 December | 69.6970 | 09.12.2011 |
| 12 December | 70.0470 | 12.12.2011 |
| 13 December | 70.1100 | 13.12.2011 |
| 14 December | 70.0780 | 14.12.2011 |
| 15 December | 69.7000 | 15.12.2011 |
| 16 December | 68.8470 | 16.12.2011 |
| 17 December | 68.8470 | 16.12.2011 |
| 18 December | 68.8470 | 16.12.2011 |
| 19 December | 69.0220 | 19.12.2011 |
| 20 December | 69.2600 | 20.12.2011 |
| 21 December | 68.7750 | 21.12.2011 |
| 22 December | 68.6660 | 22.12.2011 |
| 23 December | 69.0130 | 23.12.2011 |
| 24 December | 69.0130 | 23.12.2011 |
| 25 December | 69.0130 | 23.12.2011 |
| 27 December | 69.1840 | 27.12.2011 |
| 28 December | 69.1580 | 28.12.2011 |
| 29 December | 68.3790 | 29.12.2011 |
| 30 December | 68.7130 | 30.12.2011 |
| 31 December | 68.7130 | 30.12.2011 |