| Sold | Grade | Monthly Average |
| Mar 2026 | 8.0 | $10.00 |
| Aug 2023 | 9.4 | $4.00 |
| Dec 2022 | 9.4 | $4.00 |
| Aug 2021 | 9.4 | $4.00 |
| Dec 2020 | 9.4 | $4.00 |
| Jul 2020 | 9.4 | $4.00 |
| Oct 2017 | 9.4 | $3.30 |
| Jun 2016 | 9.4 | $4.00 |
| Apr 2016 | 9.4 | $4.00 |
| Oct 2015 | 9.4 | $3.55 |
| Sep 2015 | 9.4 | $4.00 |
| Aug 2015 | 9.4 | $3.30 |
| Feb 2015 | 9.4 | $3.99 |
| Jan 2015 | 9.4 | $4.15 |
| Dec 2014 | 9.4 | $4.09 |
| Jun 2015 | 8.0 | $3.35 |
| Jun 2023 | 6.0 | $2.50 |
| Mar 2023 | 6.0 | $2.75 |
| Nov 2022 | 6.0 | $2.40 |
| Jun 2022 | 6.0 | $2.40 |
| Mar 2021 | 6.0 | $2.40 |
| Jun 2024 | 2.0 | $2.50 |