| Sold | Grade | Monthly Average |
| Jan 2024 | 2.5 | $67.00 |
| May 2024 | 1.0 | $17.00 |
| Jan 2017 | 4.5 | $55.00 |
| Jul 2011 | 3.5 | $65.80 |
| Oct 2021 | 3.0 | $73.00 |
| May 2018 | 2.5 | $77.00 |
| Oct 2021 | 2.0 | $48.00 |
| Apr 2018 | 2.0 | $54.00 |
| Dec 2017 | 2.0 | $54.00 |
| Sep 2010 | 1.5 | $35.50 |
| Feb 2017 | 1.0 | $39.00 |
| Jan 2012 | 1.0 | $24.00 |
| Feb 2019 | 0.5 | $18.50 |
| Jan 2016 | 0.5 | $13.50 |