| Sold | Grade | Monthly Average |
| Jan 2026 | 9.4 | $20.00 |
| Dec 2025 | 9.4 | $15.50 |
| Nov 2025 | 9.4 | $18.00 |
| Oct 2025 | 9.4 | $24.00 |
| Jul 2022 | 9.2 | $40.95 |
| Oct 2020 | 9.2 | $66.50 |
| Feb 2020 | 9.2 | $104.00 |
| Mar 2026 | 9.0 | $16.00 |
| Jan 2025 | 9.0 | $27.00 |
| Aug 2019 | 9.0 | $77.00 |
| Mar 2025 | 8.5 | $21.00 |
| Sep 2024 | 8.5 | $25.00 |
| Sep 2025 | 8.0 | $30.00 |
| Aug 2019 | 8.0 | $64.00 |
| Jul 2019 | 6.5 | $52.00 |