| Sold | Grade | Monthly Average |
| May 2025 | 8.0 | $8.00 |
| Nov 2023 | 8.0 | $7.60 |
| Mar 2022 | 8.0 | $8.00 |
| Mar 2021 | 8.0 | $4.80 |
| Oct 2020 | 8.0 | $3.96 |
| Feb 2020 | 8.0 | $4.00 |
| Jan 2020 | 8.0 | $4.00 |
| Aug 2019 | 8.0 | $3.40 |
| Jul 2018 | 8.0 | $2.60 |
| Jun 2018 | 8.0 | $2.60 |
| May 2018 | 8.0 | $2.53 |
| Jul 2024 | 7.0 | $8.40 |
| Sep 2023 | 6.5 | $6.49 |
| Nov 2022 | 6.5 | $6.49 |
| Feb 2025 | 6.0 | $6.00 |
| Apr 2021 | 6.0 | $3.60 |
| Jan 2021 | 6.0 | $3.60 |
| Oct 2018 | 6.0 | $2.60 |