| Sold | Grade | Monthly Average |
| Oct 2023 | 8.0 | $4.80 |
| Sep 2023 | 8.0 | $4.80 |
| Aug 2023 | 8.0 | $4.80 |
| Jan 2020 | 8.0 | $4.80 |
| Dec 2019 | 8.0 | $4.80 |
| Aug 2017 | 8.0 | $6.40 |
| Apr 2017 | 8.0 | $6.40 |
| Apr 2016 | 8.0 | $6.40 |
| Aug 2019 | 7.5 | $3.70 |
| Dec 2019 | 7.0 | $3.80 |
| Jul 2023 | 6.5 | $3.20 |
| Jun 2023 | 6.5 | $3.20 |
| May 2020 | 6.0 | $3.00 |
| May 2019 | 6.0 | $3.00 |
| Aug 2017 | 6.0 | $4.80 |
| Apr 2017 | 6.0 | $4.80 |
| Jun 2016 | 6.0 | $4.80 |
| Apr 2022 | 4.0 | $2.00 |
| Feb 2018 | 4.0 | $1.70 |
| May 2022 | 2.0 | $2.00 |