| Sold | Grade | Monthly Average |
| Sep 2025 | 6.5 | $47.00 |
| Nov 2013 | 9.4 | $45.10 |
| Sep 2013 | 9.4 | $43.20 |
| Jul 2013 | 9.4 | $48.00 |
| Aug 2011 | 9.4 | $48.00 |
| Nov 2013 | 9.2 | $36.00 |
| Dec 2010 | 9.0 | $36.00 |
| Nov 2010 | 9.0 | $36.00 |
| May 2019 | 7.5 | $38.00 |
| Apr 2012 | 7.0 | $12.50 |
| Apr 2012 | 6.5 | $10.93 |
| Jun 2020 | 6.0 | $12.00 |
| Jan 2019 | 5.5 | $34.00 |