United States Núcleos Calentador Chatarra Precios históricos *Disponible desde Oct, 2012.
| Fecha | Norte América | Costa oeste | Medio Oeste | Costa este |
|---|
| 2026-03-06 | 2.43 | 2.42 | 2.40 | 2.43 |
| 2026-03-05 | 2.43 | 2.42 | 2.40 | 2.43 |
| 2026-03-04 | 2.44 | 2.43 | 2.41 | 2.44 |
| 2026-03-03 | 2.44 | 2.43 | 2.41 | 2.44 |
| 2026-03-02 | 2.46 | 2.45 | 2.43 | 2.46 |
| 2026-02-27 | 2.48 | 2.47 | 2.45 | 2.48 |
| 2026-02-26 | 2.48 | 2.47 | 2.45 | 2.48 |
| 2026-02-25 | 2.48 | 2.47 | 2.45 | 2.48 |
| 2026-02-24 | 2.46 | 2.45 | 2.43 | 2.46 |
| 2026-02-23 | 2.44 | 2.43 | 2.41 | 2.44 |
| 2026-02-20 | 2.44 | 2.43 | 2.41 | 2.44 |
| 2026-02-19 | 2.42 | 2.41 | 2.39 | 2.42 |
| 2026-02-18 | 2.42 | 2.41 | 2.39 | 2.42 |
| 2026-02-17 | 2.40 | 2.39 | 2.37 | 2.40 |