| Sold | Grade | Monthly Average |
| Jun 2020 | 5.0 | $125.00 |
| May 2020 | 5.0 | $46.00 |
| Apr 2010 | 5.0 | $42.50 |
| Oct 2022 | 4.0 | $23.00 |
| Apr 2023 | 3.5 | $15.50 |
| Sep 2017 | 3.0 | $28.40 |
| Feb 2014 | 2.0 | $19.00 |
| Mar 2013 | 1.8 | $20.90 |
| Jan 2018 | 1.5 | $15.75 |
| Sep 2015 | 1.5 | $14.85 |
| Oct 2012 | 1.5 | $16.75 |
| Feb 2022 | 1.0 | $12.50 |