| Sold | Grade | Monthly Average |
| Jul 2024 | 8.5 | $47.50 |
| May 2021 | 8.5 | $30.00 |
| Dec 2012 | 8.5 | $8.49 |
| Apr 2018 | 8.0 | $8.00 |
| Mar 2017 | 8.0 | $22.00 |
| Oct 2015 | 8.0 | $8.00 |
| Oct 2011 | 8.0 | $8.00 |
| Nov 2021 | 7.5 | $75.00 |
| May 2018 | 7.5 | $7.49 |
| Jul 2016 | 7.5 | $7.49 |
| Jul 2019 | 6.0 | $6.50 |
| Jan 2019 | 5.5 | $5.49 |