| Date | Currency |
|---|---|
| 07/06/2011 | 2453.21 |
| 31/05/2011 | 2404.38 |
| 24/05/2011 | 2418.23 |
| 17/05/2011 | 2428.53 |
| 11/05/2011 | 2504.25 |
| 03/05/2011 | 2490.30 |
| 26/04/2011 | 2442.02 |
| 19/04/2011 | 2443.30 |
| 12/04/2011 | 2406.52 |
| 04/04/2011 | 2370.17 |
| 29/03/2011 | 2381.34 |
| 23/03/2011 | 2339.97 |
| 15/03/2011 | 2320.08 |
| 10/03/2011 | 2310.24 |
| 01/03/2011 | 2284.20 |
| $ 1 | 12727.96 | +0.134% |
| € 1 | 13781.84 | +0.459% |
| ₽ 1 | 139.46 | +0.288% |