| Date | Currency |
|---|---|
| 10/09/2013 | 17.58 |
| 03/09/2013 | 17.77 |
| 20/08/2013 | 17.67 |
| 13/08/2013 | 17.86 |
| 06/08/2013 | 17.80 |
| 30/07/2013 | 17.59 |
| 23/07/2013 | 17.43 |
| 16/07/2013 | 17.16 |
| 09/07/2013 | 16.62 |
| 02/07/2013 | 16.95 |
| 25/06/2013 | 16.97 |
| 18/06/2013 | 17.38 |
| 11/06/2013 | 17.29 |
| 04/06/2013 | 17.06 |
| 28/05/2013 | 16.81 |
| $ 1 | 12697.00 | 0.000% |
| € 1 | 13547.70 | 0.000% |
| ₽ 1 | 135.05 | 0.000% |