| Day | Rate | Set date |
|---|---|---|
| 1 May | 12 728.2500 | 29.04.2011 |
| 2 May | 12 674.0400 | 02.05.2011 |
| 3 May | 12 640.8500 | 03.05.2011 |
| 4 May | 12 727.0600 | 04.05.2011 |
| 5 May | 12 732.1900 | 05.05.2011 |
| 6 May | 12 439.6500 | 06.05.2011 |
| 7 May | 12 439.6500 | 06.05.2011 |
| 8 May | 12 439.6500 | 06.05.2011 |
| 9 May | 12 323.0200 | 09.05.2011 |
| 10 May | 12 281.9100 | 10.05.2011 |
| 11 May | 12 236.2900 | 11.05.2011 |
| 12 May | 12 167.4500 | 12.05.2011 |
| 13 May | 12 217.6100 | 13.05.2011 |
| 14 May | 12 217.6100 | 13.05.2011 |
| 15 May | 12 217.6100 | 13.05.2011 |
| 16 May | 12 163.5500 | 16.05.2011 |
| 17 May | 12 153.3500 | 17.05.2011 |
| 18 May | 12 180.8800 | 18.05.2011 |
| 19 May | 12 201.0800 | 19.05.2011 |
| 20 May | 12 166.5000 | 20.05.2011 |
| 21 May | 12 166.5000 | 20.05.2011 |
| 22 May | 12 166.5000 | 20.05.2011 |
| 23 May | 12 043.9700 | 23.05.2011 |
| 24 May | 12 072.4700 | 24.05.2011 |
| 25 May | 12 091.8800 | 25.05.2011 |
| 26 May | 12 161.5700 | 26.05.2011 |
| 27 May | 12 224.5600 | 27.05.2011 |
| 28 May | 12 224.5600 | 27.05.2011 |
| 29 May | 12 224.5600 | 27.05.2011 |
| 30 May | 12 198.3900 | 30.05.2011 |
| 31 May | 12 288.9800 | 31.05.2011 |