| Sold | Grade | Monthly Average |
| Jan 2026 | 3.0 | $45.00 |
| Aug 2021 | 4.5 | $49.00 |
| Mar 2018 | 3.5 | $37.00 |
| Apr 2018 | 2.0 | $35.00 |
| Dec 2017 | 2.0 | $23.00 |
| Mar 2022 | 1.8 | $21.00 |
| Jan 2017 | 1.8 | $17.58 |
| Aug 2017 | 1.5 | $3.00 |
| Jun 2016 | 1.5 | $16.25 |
| May 2022 | 1.0 | $15.50 |
| Apr 2019 | 0.5 | $6.80 |
| Jan 2019 | 0.5 | $6.80 |