| Sold | Grade | Monthly Average |
| Sep 2024 | 8.0 | $32.00 |
| Nov 2024 | 4.0 | $16.00 |
| Jun 2024 | 9.4 | $36.90 |
| Oct 2014 | 9.4 | $54.99 |
| Mar 2013 | 9.4 | $40.00 |
| Feb 2011 | 9.4 | $40.00 |
| Aug 2010 | 9.4 | $40.00 |
| Mar 2009 | 9.4 | $33.00 |
| Jan 2009 | 9.4 | $34.65 |
| Jun 2020 | 9.2 | $41.00 |
| Feb 2024 | 8.0 | $41.00 |
| Jul 2023 | 8.0 | $49.00 |
| Nov 2019 | 8.0 | $41.00 |
| Jan 2013 | 8.0 | $32.00 |
| Nov 2023 | 7.0 | $32.00 |
| Jun 2016 | 6.5 | $96.00 |
| Sep 2023 | 6.0 | $33.00 |
| Feb 2017 | 6.0 | $33.00 |
| May 2014 | 6.0 | $37.75 |
| Dec 2012 | 6.0 | $24.00 |
| Nov 2017 | 4.0 | $40.00 |