| Sold | Grade | Monthly Average |
| Sep 2017 | 5.5 | $32.00 |
| Jan 2024 | 5.0 | $37.00 |
| Dec 2023 | 4.5 | $19.75 |
| Apr 2016 | 4.5 | $19.75 |
| Oct 2018 | 3.5 | $14.25 |
| Mar 2021 | 3.0 | $13.50 |
| Dec 2021 | 2.5 | $26.00 |
| Jul 2022 | 2.0 | $9.00 |
| Mar 2022 | 2.0 | $9.00 |
| May 2021 | 2.0 | $8.55 |
| Nov 2017 | 2.0 | $9.00 |
| Nov 2019 | 1.5 | $7.49 |
| Jan 2015 | 1.5 | $8.10 |
| Nov 2014 | 1.5 | $7.49 |
| Sep 2021 | 1.0 | $5.40 |
| Sep 2020 | 1.0 | $5.40 |
| Jun 2020 | 0.5 | $2.70 |
| Jan 2014 | 0.5 | $2.85 |