| Cambio de precio | Cambio% | Mes Alto | Mes Bajo | Año Alto | Año Bajo |
| -20 | 1.47% | 0.00 | 0.00 | 0.00 | 0.00 |
| Fecha | Precio | Unidad |
| 2015-05-27 | 1345.00 | $US/MT |
| 2015-05-22 | 1365.00 | $US/MT |
| 2015-05-12 | 1280.00 | $US/MT |
| 2015-05-08 | 1280.00 | $US/MT |
| 2015-05-06 | 1255.00 | $US/MT |
| 2015-05-05 | 1235.00 | $US/MT |
| 2015-05-01 | 1235.00 | $US/MT |

