| Sold | Grade | Monthly Average |
| Sep 2025 | 9.2 | $61.00 |
| Jul 2025 | 8.0 | $74.00 |
| Nov 2025 | 6.0 | $63.00 |
| Mar 2025 | 9.4 | $50.00 |
| Dec 2024 | 9.4 | $35.40 |
| Feb 2022 | 9.4 | $59.95 |
| Nov 2020 | 9.4 | $59.95 |
| Jul 2020 | 9.4 | $53.96 |
| Jun 2019 | 9.4 | $53.96 |
| Dec 2018 | 9.4 | $59.95 |
| Oct 2023 | 8.5 | $65.00 |
| Jul 2023 | 8.5 | $34.00 |
| Mar 2025 | 8.0 | $66.00 |
| Jul 2024 | 8.0 | $48.00 |