LME
| Date | Aluminum (US$/t) | Dollar (R$/US$) |
|---|---|---|
| 03/Dec | 1.982,50 | 3,8633 |
| 04/Dec | 1.985,00 | 3,8285 |
| 05/Dec | 1.966,50 | 3,8313 |
| 06/Dec | 1.945,00 | 3,8561 |
| 07/Dec | 1.962,00 | 3,9178 |
| Weekly average | 1.968,20 | 3,8594 |
| 10/Dec | 1.951,00 | 3,8964 |
| 11/Dec | 1.949,50 | 3,9110 |
| 12/Dec | 1.928,00 | 3,9013 |
| 13/Dec | 1.924,00 | 3,8629 |
| Weekly average | 1.938,13 | 3,8929 |
| Monthly average | 1.954,83 | 3,8743 |