| Sold | Grade | Monthly Average |
| Feb 2020 | 9.4 | $2.00 |
| Dec 2018 | 9.4 | $4.00 |
| May 2018 | 9.4 | $5.00 |
| Apr 2018 | 9.4 | $5.00 |
| Mar 2018 | 9.4 | $5.20 |
| Feb 2018 | 9.4 | $5.33 |
| Jan 2018 | 9.4 | $5.25 |
| Dec 2017 | 9.4 | $5.30 |
| Nov 2017 | 9.4 | $5.41 |
| Oct 2017 | 9.4 | $5.24 |
| Sep 2017 | 9.4 | $4.99 |
| Aug 2017 | 9.4 | $4.99 |
| Feb 2020 | 8.0 | $3.20 |