| Sold | Grade | Monthly Average |
| Oct 2023 | 8.0 | $90.00 |
| Nov 2023 | 7.5 | $34.00 |
| Mar 2010 | 9.6 | $18.00 |
| Mar 2015 | 9.4 | $8.00 |
| Dec 2016 | 8.0 | $4.00 |
| Feb 2016 | 8.0 | $2.00 |
| Sep 2015 | 8.0 | $6.53 |
| Aug 2015 | 8.0 | $6.40 |
| Nov 2014 | 8.0 | $6.40 |
| Jun 2011 | 8.0 | $9.60 |
| May 2011 | 8.0 | $9.60 |
| Apr 2011 | 8.0 | $9.60 |
| Mar 2011 | 8.0 | $9.60 |
| Sep 2017 | 6.0 | $4.20 |
| Jun 2017 | 4.0 | $2.60 |