| Sold | Grade | Monthly Average |
| Jan 2023 | 5.5 | $38.00 |
| Sep 2025 | 5.0 | $29.99 |
| Sep 2024 | 4.0 | $23.00 |
| Oct 2025 | 3.0 | $17.00 |
| Apr 2022 | 3.0 | $10.50 |
| Oct 2020 | 2.5 | $7.40 |
| Dec 2025 | 2.0 | $8.00 |
| Nov 2023 | 2.0 | $8.10 |
| Nov 2021 | 2.0 | $8.40 |
| Sep 2019 | 2.0 | $11.00 |
| Mar 2017 | 2.0 | $14.00 |
| Mar 2021 | 1.0 | $2.80 |
| Oct 2023 | 0.5 | $2.80 |