| Sold | Grade | Monthly Average |
| Aug 2024 | 7.5 | $25.00 |
| Aug 2023 | 9.4 | $96.00 |
| Dec 2022 | 9.4 | $150.00 |
| Oct 2019 | 9.4 | $87.00 |
| Jun 2019 | 9.4 | $59.95 |
| May 2018 | 9.4 | $59.95 |
| Feb 2018 | 9.4 | $59.95 |
| May 2017 | 9.4 | $53.96 |
| Apr 2017 | 9.4 | $59.95 |
| Mar 2017 | 9.4 | $59.95 |
| Oct 2016 | 9.4 | $59.98 |
| Aug 2021 | 8.0 | $48.00 |
| Feb 2019 | 6.0 | $36.00 |