| Sold | Grade | Monthly Average |
| May 2026 | 4.0 | $48.45 |
| Feb 2026 | 1.0 | $10.50 |
| Jun 2020 | 4.0 | $42.00 |
| Feb 2024 | 3.5 | $37.00 |
| Apr 2018 | 3.5 | $89.95 |
| Feb 2017 | 3.5 | $30.77 |
| Apr 2016 | 3.5 | $32.00 |
| Jul 2022 | 2.5 | $17.50 |
| Jun 2021 | 2.5 | $24.00 |
| May 2019 | 2.5 | $26.60 |
| Nov 2018 | 2.5 | $14.00 |
| Mar 2018 | 2.5 | $27.50 |
| Sep 2022 | 2.0 | $22.00 |
| Apr 2022 | 2.0 | $18.05 |
| Dec 2016 | 1.8 | $18.50 |
| Jan 2024 | 1.5 | $39.00 |
| Sep 2025 | 1.0 Restored | $10.00 |
| Jul 2017 | 1.0 | $11.50 |
| Feb 2024 | 0.3 | $2.49 |