| Sold | Grade | Monthly Average |
| Jun 2019 | 9.4 | $4.00 |
| May 2019 | 9.4 | $2.70 |
| Feb 2019 | 9.4 | $2.70 |
| Nov 2018 | 9.4 | $2.70 |
| Oct 2018 | 9.4 | $2.95 |
| Sep 2018 | 9.4 | $2.70 |
| Jul 2018 | 9.4 | $2.70 |
| Apr 2018 | 9.4 | $3.00 |
| Jan 2018 | 9.4 | $4.10 |
| Nov 2017 | 9.4 | $3.99 |
| Jun 2017 | 9.4 | $3.99 |
| May 2017 | 9.4 | $3.99 |
| Apr 2017 | 9.4 | $4.00 |
| Apr 2025 | 8.0 | $3.20 |
| Sep 2024 | 8.0 | $3.20 |
| Aug 2020 | 4.0 | $2.00 |