| Sold | Grade | Monthly Average |
| Nov 2022 | 4.5 | $33.00 |
| Jun 2021 | 3.5 | $30.00 |
| Aug 2024 | 2.0 | $16.25 |
| Feb 2015 | 2.0 | $15.65 |
| Sep 2025 | 1.8 | $14.25 |
| Jul 2021 | 1.8 | $14.25 |
| Nov 2016 | 1.8 | $12.50 |
| Sep 2015 | 1.8 | $12.50 |
| Jul 2011 | 1.8 | $9.98 |
| Aug 2022 | 1.5 | $11.00 |
| Jun 2012 | 1.5 | $9.20 |
| Oct 2019 | 1.0 | $8.90 |