| Date | Currency |
|---|---|
| 23/10/2012 | 17.67 |
| 16/10/2012 | 17.53 |
| 09/10/2012 | 17.53 |
| 03/10/2012 | 17.47 |
| 25/09/2012 | 17.32 |
| 18/09/2012 | 17.36 |
| 11/09/2012 | 17.10 |
| 04/09/2012 | 17.03 |
| 28/08/2012 | 16.94 |
| 22/08/2012 | 16.93 |
| 14/08/2012 | 16.92 |
| 09/08/2012 | 16.95 |
| 31/07/2012 | 16.76 |
| 24/07/2012 | 16.57 |
| 17/07/2012 | 16.53 |
| $ 1 | 12697.00 | 0.000% |
| € 1 | 13547.70 | 0.000% |
| ₽ 1 | 135.05 | 0.000% |