| Sold | Grade | Monthly Average |
| Jun 2024 | 8.0 | $51.00 |
| Jul 2020 | 9.4 | $49.95 |
| Jan 2015 | 9.4 | $49.95 |
| Aug 2013 | 9.4 | $49.95 |
| Jan 2010 | 9.4 | $25.00 |
| Dec 2009 | 9.4 | $25.00 |
| May 2009 | 9.4 | $40.00 |
| Apr 2008 | 9.4 | $40.00 |
| Nov 2006 | 9.4 | $40.00 |
| Apr 2023 | 8.0 | $48.00 |
| Sep 2018 | 8.0 | $48.00 |
| Dec 2017 | 8.0 | $48.00 |
| Jun 2017 | 8.0 | $36.00 |
| Mar 2011 | 8.0 | $20.00 |
| May 2010 | 8.0 | $28.00 |
| Aug 2007 | 8.0 | $24.00 |
| Mar 2023 | 6.0 | $44.00 |
| May 2019 | 6.0 | $27.00 |
| Nov 2018 | 6.0 | $37.00 |
| Aug 2018 | 6.0 | $37.00 |