| Sold | Grade | Monthly Average |
| Aug 2025 | 6.0 | $6.08 |
| Jun 2025 | 4.5 | $4.70 |
| Jun 2025 | 4.0 | $4.20 |
| Sep 2018 | 7.0 | $11.75 |
| Nov 2014 | 7.0 | $5.00 |
| Nov 2022 | 6.5 | $7.70 |
| Nov 2022 | 6.0 | $6.40 |
| Jul 2023 | 5.0 | $5.10 |
| Dec 2019 | 4.5 | $5.75 |
| Apr 2025 | 4.0 | $4.20 |
| Oct 2024 | 4.0 | $4.30 |
| Jan 2022 | 4.0 | $5.00 |
| Nov 2015 | 4.0 | $3.00 |
| Jul 2023 | 3.5 | $3.40 |
| Aug 2022 | 3.0 | $2.85 |
| Dec 2021 | 3.0 | $2.85 |
| May 2017 | 3.0 | $1.70 |
| Mar 2021 | 1.8 | $2.00 |