| Sold | Grade | Monthly Average |
| May 2026 | 8.0 | $4.00 |
| Jan 2026 | 9.4 | $5.00 |
| Apr 2025 | 9.4 | $2.50 |
| Jun 2024 | 9.4 | $2.50 |
| Jan 2022 | 9.4 | $8.00 |
| Jan 2021 | 9.4 | $4.70 |
| Jul 2020 | 9.4 | $4.69 |
| Jun 2020 | 9.4 | $4.69 |
| Jun 2024 | 8.0 | $2.50 |
| Dec 2021 | 8.0 | $6.40 |
| Sep 2021 | 8.0 | $5.20 |
| Mar 2021 | 8.0 | $4.40 |
| Aug 2024 | 6.0 | $2.25 |
| Jul 2020 | 6.0 | $2.81 |