| Data | cambio €/$ | LME $/ton | Rame €/ton |
| 06/02/2012 | 1.3042 | 8.463,00 | 6.489,04 |
| 03/02/2012 | 1.3160 | 8.320,00 | 6.322,19 |
| 02/02/2012 | 1.3094 | 8.339,00 | 6.368,57 |
| Data | cambio €/$ | LME $/ton | Rame €/ton |
| 06/02/2012 | 1.3042 | 8.463,00 | 6.489,04 |
| 03/02/2012 | 1.3160 | 8.320,00 | 6.322,19 |
| 02/02/2012 | 1.3094 | 8.339,00 | 6.368,57 |