| Date | Currency |
|---|---|
| 20/09/2011 | 2389.84 |
| 13/09/2011 | 2446.11 |
| 06/09/2011 | 2520.71 |
| 29/08/2011 | 2499.49 |
| 23/08/2011 | 2490.36 |
| 16/08/2011 | 2470.68 |
| 09/08/2011 | 2456.00 |
| 02/08/2011 | 2487.80 |
| 26/07/2011 | 2447.42 |
| 19/07/2011 | 2426.31 |
| 12/07/2011 | 2478.85 |
| 05/07/2011 | 2454.12 |
| 28/06/2011 | 2451.01 |
| 21/06/2011 | 2445.43 |
| 14/06/2011 | 2495.60 |
| $ 1 | 12727.96 | +0.134% |
| € 1 | 13781.84 | +0.459% |
| ₽ 1 | 139.46 | +0.288% |