| Date | Currency |
|---|---|
| 20/09/2011 | 1977.16 |
| 13/09/2011 | 1963.23 |
| 06/09/2011 | 2205.77 |
| 29/08/2011 | 2154.80 |
| 23/08/2011 | 2206.85 |
| 16/08/2011 | 2195.21 |
| 09/08/2011 | 2274.56 |
| 02/08/2011 | 2182.48 |
| 26/07/2011 | 2123.00 |
| 19/07/2011 | 2120.40 |
| 12/07/2011 | 2052.72 |
| 05/07/2011 | 2024.55 |
| 28/06/2011 | 2047.06 |
| 21/06/2011 | 2012.53 |
| 14/06/2011 | 2022.63 |
| $ 1 | 12727.96 | +0.134% |
| € 1 | 13781.84 | +0.459% |
| ₽ 1 | 139.46 | +0.288% |