| Sold | Grade | Monthly Average |
| Jun 2025 | 5.0 | $30.00 |
| Jun 2025 | 4.5 | $25.00 |
| Feb 2015 | 9.4 | $29.00 |
| Aug 2024 | 8.0 | $24.00 |
| Jan 2014 | 8.0 | $36.00 |
| Oct 2020 | 7.5 | $38.00 |
| Sep 2019 | 7.5 | $16.00 |
| Aug 2012 | 7.5 | $14.34 |
| May 2018 | 7.0 | $15.00 |
| Oct 2021 | 6.5 | $38.00 |
| Sep 2018 | 6.5 | $33.00 |
| Jul 2013 | 6.5 | $19.50 |
| Feb 2023 | 6.0 | $30.00 |
| Aug 2015 | 6.0 | $32.50 |
| Mar 2021 | 5.5 | $28.00 |
| Apr 2024 | 5.0 | $25.00 |
| Jun 2015 | 5.0 | $21.50 |
| Nov 2021 | 4.0 | $20.00 |
| Oct 2014 | 4.0 | $31.89 |
| Feb 2011 | 3.5 | $12.25 |