| Date | Currency |
|---|---|
| 07/06/2011 | 569.63 |
| 31/05/2011 | 565.17 |
| 24/05/2011 | 559.06 |
| 17/05/2011 | 559.79 |
| 11/05/2011 | 568.83 |
| 03/05/2011 | 572.37 |
| 26/04/2011 | 562.92 |
| 19/04/2011 | 559.26 |
| 12/04/2011 | 558.52 |
| 04/04/2011 | 556.70 |
| 29/03/2011 | 555.70 |
| 23/03/2011 | 553.34 |
| 15/03/2011 | 551.08 |
| 10/03/2011 | 551.57 |
| 01/03/2011 | 546.62 |
| $ 1 | 12727.96 | +0.134% |
| € 1 | 13781.84 | +0.459% |
| ₽ 1 | 139.46 | +0.288% |