| Sold | Grade | Monthly Average |
| Jul 2022 | 9.4 | $5.00 |
| Jun 2021 | 9.4 | $5.00 |
| Mar 2020 | 9.4 | $7.00 |
| Dec 2019 | 9.4 | $7.00 |
| Nov 2019 | 9.4 | $5.60 |
| Sep 2019 | 9.4 | $6.99 |
| Jun 2019 | 9.4 | $6.99 |
| May 2019 | 9.4 | $6.99 |
| Apr 2019 | 9.4 | $6.99 |
| Mar 2019 | 9.4 | $6.99 |
| Jun 2019 | 8.0 | $5.49 |
| May 2019 | 8.0 | $5.49 |
| Apr 2019 | 8.0 | $5.54 |
| Mar 2019 | 8.0 | $5.59 |
| Jun 2021 | 6.0 | $3.00 |