| Sold | Grade | Monthly Average |
| Nov 2025 | 4.0 | $11.80 |
| Jun 2025 | 5.5 | $21.00 |
| Oct 2022 | 5.0 | $46.00 |
| Mar 2025 | 4.0 | $9.00 |
| May 2023 | 4.0 | $33.00 |
| Mar 2023 | 4.0 | $36.00 |
| Aug 2013 | 3.5 | $12.83 |
| Dec 2020 | 2.5 | $5.40 |
| May 2025 | 2.0 | $9.60 |
| Dec 2020 | 2.0 | $5.00 |
| Aug 2013 | 2.0 | $5.70 |
| May 2025 | 1.5 | $7.30 |
| May 2023 | 1.0 | $16.00 |
| Apr 2018 | 1.0 | $3.00 |