| Sold | Grade | Monthly Average |
| Feb 2020 | 5.0 | $100.00 |
| Aug 2020 | 4.5 | $100.00 |
| Oct 2024 | 4.0 | $60.00 |
| Feb 2016 | 4.0 | $27.00 |
| Dec 2023 | 3.5 | $22.00 |
| Apr 2023 | 3.5 | $26.00 |
| Aug 2017 | 3.5 | $17.25 |
| Jul 2011 | 3.0 | $13.25 |
| Oct 2022 | 2.5 | $16.00 |
| Jun 2018 | 2.5 | $12.75 |
| Sep 2015 | 2.5 | $16.45 |
| Sep 2012 | 2.5 | $13.00 |
| Feb 2022 | 2.0 | $13.50 |
| Mar 2020 | 2.0 | $13.50 |
| May 2018 | 2.0 | $10.21 |
| Feb 2010 | 2.0 | $9.60 |
| Jun 2024 | 1.8 | $12.75 |
| Jan 2024 | 1.5 | $11.25 |
| Mar 2013 | 1.5 | $9.25 |
| Jun 2022 | 1.0 | $8.10 |