| Date | Currency |
|---|---|
| 17/04/2012 | 62.88 |
| 10/04/2012 | 62.79 |
| 03/04/2012 | 62.96 |
| 27/03/2012 | 62.70 |
| 20/03/2012 | 62.65 |
| 13/03/2012 | 62.14 |
| 06/03/2012 | 62.54 |
| 28/02/2012 | 62.07 |
| 21/02/2012 | 60.82 |
| 14/02/2012 | 60.90 |
| 07/02/2012 | 60.08 |
| 31/01/2012 | 59.67 |
| 24/01/2012 | 57.79 |
| 17/01/2012 | 57.13 |
| 10/01/2012 | 55.91 |
| $ 1 | 12727.96 | +0.134% |
| € 1 | 13781.84 | +0.459% |
| ₽ 1 | 139.46 | +0.288% |