| Sold | Grade | Monthly Average |
| Apr 2019 | 9.4 | $2.00 |
| Feb 2019 | 9.4 | $2.20 |
| Jan 2019 | 9.4 | $2.00 |
| Dec 2017 | 9.4 | $4.00 |
| Nov 2017 | 9.4 | $4.00 |
| Oct 2017 | 9.4 | $3.99 |
| Sep 2017 | 9.4 | $3.99 |
| Jun 2017 | 9.4 | $4.90 |
| May 2017 | 9.4 | $3.99 |
| Apr 2017 | 9.4 | $3.99 |
| Mar 2017 | 9.4 | $4.00 |
| Feb 2019 | 8.0 | $1.70 |
| Feb 2023 | 6.0 | $2.50 |
| Apr 2020 | 6.0 | $2.00 |
| Aug 2019 | 6.0 | $1.70 |