| Sold | Grade | Monthly Average |
| Nov 2023 | 9.4 | $108.00 |
| Feb 2022 | 9.4 | $104.97 |
| Jan 2022 | 9.4 | $114.26 |
| Dec 2021 | 9.4 | $125.00 |
| Nov 2021 | 9.4 | $83.29 |
| Apr 2021 | 9.4 | $84.95 |
| Mar 2021 | 9.4 | $84.95 |
| Jan 2021 | 9.4 | $84.95 |
| Sep 2020 | 9.4 | $79.95 |
| Jun 2020 | 9.4 | $79.95 |
| Nov 2019 | 9.4 | $87.95 |
| Sep 2024 | 8.0 | $117.00 |
| Jun 2021 | 8.0 | $71.10 |
| Apr 2023 | 7.0 | $75.00 |