Price avaialble since 2011-05-19 | |||||
| Date | North America | US West Coast | US Midwest | US East Coast | Unit |
| 2020-11-03 | 1072.42 | $US/Oz | |||
| 2020-11-02 | 1067.85 | $US/Oz | |||
| 2020-10-30 | 1061.30 | $US/Oz | |||
| 2020-10-29 | 1061.10 | $US/Oz | |||
| 2020-10-28 | 1081.38 | $US/Oz | |||
| 2020-10-27 | 1077.27 | $US/Oz | |||
| 2020-10-26 | 1080.22 | $US/Oz | |||
