| Sold | Grade | Monthly Average |
| Aug 2019 | 9.4 | $2.00 |
| Jul 2019 | 9.4 | $2.00 |
| May 2019 | 9.4 | $2.00 |
| Apr 2019 | 9.4 | $1.70 |
| Jan 2019 | 9.4 | $1.70 |
| May 2018 | 9.4 | $2.00 |
| Mar 2018 | 9.4 | $2.00 |
| Oct 2017 | 9.4 | $2.70 |
| Aug 2017 | 9.4 | $2.70 |
| May 2024 | 9.2 | $22.00 |
| Mar 2021 | 8.0 | $3.40 |
| Aug 2020 | 8.0 | $2.99 |
| Sep 2020 | 6.0 | $2.16 |
| Apr 2020 | 6.0 | $2.40 |