| Sold | Grade | Monthly Average |
| Apr 2018 | 5.5 | $72.00 |
| May 2018 | 4.0 | $85.00 |
| Oct 2021 | 3.5 | $62.00 |
| Mar 2024 | 2.5 | $51.00 |
| Jun 2022 | 2.0 | $13.00 |
| Feb 2015 | 1.8 | $27.50 |
| Nov 2023 | 1.5 | $9.90 |
| Aug 2021 | 1.0 | $27.00 |
| Jul 2021 | 1.0 | $24.00 |
| Dec 2014 | 1.0 | $15.75 |
| Oct 2024 | 0.5 | $16.50 |
| Aug 2018 | 0.5 | $17.50 |