| Sold | Grade | Monthly Average |
| Jul 2024 | 6.0 | $5.00 |
| Aug 2020 | 7.5 | $6.70 |
| May 2022 | 6.5 | $6.70 |
| Oct 2021 | 6.5 | $5.70 |
| Oct 2022 | 6.0 | $5.60 |
| Nov 2021 | 6.0 | $5.30 |
| Mar 2021 | 6.0 | $5.60 |
| Jul 2021 | 5.0 | $4.70 |
| Oct 2022 | 4.0 | $4.20 |
| May 2022 | 4.0 | $3.60 |
| Apr 2022 | 4.0 | $4.20 |
| Feb 2022 | 4.0 | $3.60 |
| Sep 2021 | 4.0 | $3.60 |
| Jun 2021 | 4.0 | $3.60 |
| Jun 2020 | 2.5 | $2.00 |
| Nov 2017 | 2.5 | $1.70 |
| May 2022 | 2.0 | $2.00 |