| Sold | Grade | Monthly Average |
| Oct 2013 | 5.5 | $27.00 |
| Apr 2024 | 4.5 | $33.00 |
| Jul 2025 | 4.0 | $25.00 |
| Jan 2024 | 4.0 | $30.00 |
| Jan 2016 | 4.0 | $22.00 |
| Feb 2014 | 4.0 | $19.75 |
| Nov 2020 | 3.0 | $21.15 |
| Apr 2016 | 3.0 | $15.25 |
| Jul 2021 | 2.5 | $16.00 |
| Jun 2022 | 2.0 | $15.00 |
| Feb 2014 | 2.0 | $9.90 |
| Oct 2011 | 2.0 | $9.90 |
| Mar 2023 | 1.8 | $12.00 |
| Apr 2018 | 1.8 | $13.75 |