| Sold | Grade | Monthly Average |
| Feb 2010 | 8.0 | $48.00 |
| Aug 2021 | 7.5 | $39.50 |
| Oct 2014 | 6.0 | $36.00 |
| Mar 2024 | 5.0 | $64.50 |
| Dec 2023 | 4.0 | $27.00 |
| Dec 2016 | 4.0 | $21.00 |
| Nov 2016 | 4.0 | $30.00 |
| Apr 2015 | 4.0 | $14.25 |
| Sep 2022 | 2.0 | $14.99 |
| May 2021 | 2.0 | $14.99 |
| Mar 2019 | 2.0 | $14.99 |
| Nov 2018 | 2.0 | $14.99 |
| Oct 2021 | 1.0 | $7.49 |
| Aug 2015 | 1.0 | $6.74 |