| Sold | Grade | Monthly Average |
| Jun 2024 | 6.0 | $36.00 |
| Jul 2011 | 9.4 | $30.00 |
| Mar 2011 | 9.4 | $30.00 |
| Jul 2010 | 9.4 | $30.00 |
| May 2022 | 8.0 | $140.00 |
| Apr 2019 | 8.0 | $36.00 |
| Oct 2017 | 8.0 | $40.00 |
| Dec 2016 | 8.0 | $40.00 |
| Apr 2015 | 8.0 | $36.00 |
| Sep 2013 | 8.0 | $28.80 |
| Apr 2019 | 6.0 | $30.00 |
| Feb 2019 | 6.0 | $27.00 |
| Feb 2014 | 6.0 | $28.00 |
| Jan 2010 | 6.0 | $14.25 |
| Jul 2006 | 6.0 | $12.96 |
| Feb 2022 | 4.0 | $70.00 |
| Nov 2021 | 4.0 | $70.00 |
| May 2012 | 4.0 | $12.00 |