| Sold | Grade | Monthly Average |
| Aug 2022 | 9.4 | $28.00 |
| Mar 2018 | 9.4 | $4.40 |
| Feb 2018 | 9.4 | $4.40 |
| Jan 2018 | 9.4 | $4.00 |
| Dec 2017 | 9.4 | $4.42 |
| Nov 2017 | 9.4 | $4.21 |
| Oct 2017 | 9.4 | $3.99 |
| Sep 2017 | 9.4 | $4.12 |
| Aug 2017 | 9.4 | $4.45 |
| Jul 2017 | 9.4 | $4.60 |
| Jun 2017 | 9.4 | $4.17 |
| May 2017 | 9.4 | $3.99 |
| Apr 2017 | 9.4 | $3.99 |
| Mar 2017 | 9.4 | $4.00 |
| Apr 2023 | 8.5 | $35.00 |
| Dec 2024 | 8.0 | $8.00 |
| Apr 2018 | 8.0 | $3.80 |
| May 2017 | 8.0 | $3.10 |
| Sep 2020 | 6.5 | $6.49 |
| Jan 2023 | 6.0 | $6.00 |
| Feb 2020 | 6.0 | $5.70 |