| Sold | Grade | Monthly Average |
| Apr 2017 | 9.6 | $12.00 |
| May 2016 | 9.6 | $12.00 |
| Sep 2020 | 9.4 | $1.80 |
| Apr 2017 | 9.4 | $8.64 |
| Dec 2015 | 9.4 | $15.50 |
| Apr 2024 | 8.0 | $2.50 |
| Feb 2023 | 8.0 | $2.50 |
| Jun 2021 | 8.0 | $2.00 |
| Sep 2020 | 8.0 | $2.00 |
| May 2019 | 8.0 | $3.20 |
| Apr 2018 | 8.0 | $3.20 |
| Jan 2023 | 6.0 | $2.00 |
| Jan 2017 | 6.0 | $4.80 |