| Cambio de precio | Cambio% | Mes Alto | Mes Bajo | Año Alto | Año Bajo |
| -35 | 2.69% | 0.00 | 0.00 | 0.00 | 0.00 |
| Fecha | Precio | Unidad |
| 2015-05-22 | 1265.00 | $US/MT |
| 2015-05-08 | 1300.00 | $US/MT |
| 2015-05-01 | 1285.00 | $US/MT |
| 2015-04-24 | 1275.00 | $US/MT |
| 2015-04-17 | 1260.00 | $US/MT |
| 2015-04-10 | 1250.00 | $US/MT |
| 2015-04-03 | 1240.00 | $US/MT |

