| Sold | Grade | Monthly Average |
| Feb 2026 | 9.4 | $99.99 |
| Jan 2026 | 9.4 | $69.95 |
| Dec 2025 | 9.4 | $41.97 |
| Apr 2025 | 9.4 | $44.10 |
| Dec 2024 | 9.4 | $41.97 |
| Aug 2023 | 9.4 | $45.90 |
| Jul 2023 | 9.4 | $67.00 |
| May 2023 | 9.4 | $56.70 |
| Apr 2023 | 9.4 | $69.95 |
| Jan 2023 | 9.4 | $69.95 |
| Oct 2022 | 9.4 | $48.97 |
| Feb 2022 | 9.4 | $62.96 |
| Jan 2022 | 9.4 | $69.95 |
| Jul 2024 | 8.5 | $47.00 |
| Mar 2024 | 4.0 | $25.20 |