| Sold | Grade | Monthly Average |
| Sep 2025 | 8.0 | $46.00 |
| Nov 2023 | 9.4 | $66.00 |
| Oct 2022 | 9.4 | $99.95 |
| Jul 2022 | 9.4 | $99.95 |
| Feb 2022 | 9.4 | $99.95 |
| Nov 2021 | 9.4 | $79.96 |
| Sep 2021 | 9.4 | $99.95 |
| Jun 2021 | 9.4 | $99.95 |
| May 2021 | 9.4 | $99.95 |
| Jun 2020 | 9.4 | $99.95 |
| Jan 2017 | 9.4 | $89.96 |
| Dec 2016 | 9.4 | $99.95 |
| Nov 2016 | 9.4 | $112.05 |
| Nov 2023 | 8.0 | $52.00 |
| Oct 2023 | 8.0 | $61.00 |
| Mar 2019 | 8.0 | $79.00 |
| Nov 2018 | 8.0 | $79.00 |
| May 2024 | 7.5 | $60.00 |
| Nov 2024 | 7.0 | $55.00 |
| Aug 2023 | 6.5 | $145.00 |
| Jan 2023 | 6.0 | $53.10 |