Price avaialble since 2011-05-19 | |||||
| Date | North America | US West Coast | US Midwest | US East Coast | Unit |
| 2020-11-03 | 1588.32 | $US/Oz | |||
| 2020-11-02 | 1581.56 | $US/Oz | |||
| 2020-10-30 | 1571.85 | $US/Oz | |||
| 2020-10-29 | 1571.56 | $US/Oz | |||
| 2020-10-28 | 1601.60 | $US/Oz | |||
| 2020-10-27 | 1595.51 | $US/Oz | |||
| 2020-10-26 | 1599.88 | $US/Oz | |||
