| Sold | Grade | Monthly Average |
| Mar 2011 | 9.2 | $15.00 |
| Nov 2011 | 9.0 | $13.50 |
| Apr 2017 | 8.5 | $10.00 |
| Oct 2016 | 8.5 | $14.88 |
| Apr 2016 | 8.5 | $10.00 |
| Jan 2014 | 8.5 | $10.00 |
| May 2022 | 8.0 | $8.00 |
| Nov 2015 | 8.0 | $10.50 |
| Feb 2015 | 8.0 | $9.60 |
| Jul 2018 | 7.5 | $9.50 |
| Dec 2013 | 7.5 | $9.00 |
| Jun 2013 | 7.5 | $11.25 |
| Jul 2016 | 7.0 | $25.00 |