| Sold | Grade | Monthly Average |
| Aug 2026 | 8.5 | $8.49 |
| Aug 2017 | 9.4 | $6.82 |
| Jul 2017 | 9.4 | $5.99 |
| Jun 2017 | 9.4 | $5.99 |
| Dec 2017 | 8.0 | $5.25 |
| Jun 2019 | 6.0 | $4.80 |
| Mar 2018 | 6.0 | $5.25 |
| Aug 2017 | 6.0 | $3.49 |
| Sep 2021 | 4.0 | $4.00 |
| Oct 2020 | 4.0 | $4.00 |
| Nov 2022 | 2.0 | $2.00 |
| Oct 2020 | 2.0 | $2.00 |
| Mar 2018 | 2.0 | $1.70 |