| Date | Currency |
|---|---|
| 16/04/2013 | 18.25 |
| 09/04/2013 | 18.00 |
| 02/04/2013 | 18.32 |
| 26/03/2013 | 18.34 |
| 19/03/2013 | 18.26 |
| 12/03/2013 | 18.50 |
| 05/03/2013 | 18.58 |
| 26/02/2013 | 18.58 |
| 19/02/2013 | 18.60 |
| 12/02/2013 | 18.35 |
| 05/02/2013 | 18.44 |
| 29/01/2013 | 18.46 |
| 22/01/2013 | 18.82 |
| 15/01/2013 | 18.83 |
| 08/01/2013 | 18.67 |
| $ 1 | 12667.00 | +0.022% |
| € 1 | 13481.49 | -2.022% |
| ₽ 1 | 135.77 | -0.506% |