| Sold | Grade | Monthly Average |
| Nov 2023 | 6.0 | $21.00 |
| Mar 2024 | 4.0 | $18.00 |
| Jul 2017 | 9.2 | $8.00 |
| Aug 2015 | 9.2 | $39.50 |
| Apr 2022 | 8.5 | $35.00 |
| Mar 2023 | 8.0 | $28.00 |
| Jan 2022 | 8.0 | $39.00 |
| Sep 2022 | 7.5 | $29.00 |
| Sep 2019 | 7.0 | $9.00 |
| Mar 2018 | 6.5 | $34.00 |
| Nov 2017 | 6.5 | $13.00 |
| Jan 2016 | 6.0 | $25.50 |
| Jan 2014 | 6.0 | $33.60 |
| Apr 2022 | 5.0 | $21.00 |
| Jul 2018 | 4.5 | $25.00 |
| Aug 2014 | 4.0 | $11.00 |