| Sold | Grade | Monthly Average |
| Jun 2026 | 3.0 | $23.00 |
| Jun 2023 | 4.0 | $24.00 |
| Apr 2020 | 4.0 | $24.00 |
| Jul 2019 | 3.5 | $25.00 |
| Oct 2025 | 3.0 | $18.25 |
| Jul 2021 | 3.0 | $16.50 |
| Feb 2021 | 2.5 | $14.00 |
| Sep 2025 | 2.0 | $20.00 |
| May 2021 | 2.0 | $9.50 |
| Nov 2020 | 2.0 | $10.00 |
| Nov 2018 | 2.0 | $12.00 |
| Oct 2010 | 2.0 | $12.00 |
| Apr 2018 | 1.8 | $11.00 |
| Jun 2013 | 1.8 | $11.00 |
| Sep 2024 | 1.0 | $5.00 |