| Sold | Grade | Monthly Average |
| Mar 2022 | 9.4 | $124.99 |
| Oct 2013 | 9.4 | $81.00 |
| Sep 2013 | 9.4 | $51.77 |
| Apr 2013 | 9.4 | $67.51 |
| Mar 2013 | 9.4 | $68.54 |
| Apr 2012 | 9.4 | $135.00 |
| Mar 2012 | 9.4 | $135.00 |
| Dec 2011 | 9.4 | $124.00 |
| Jun 2015 | 9.2 | $39.66 |
| Jun 2014 | 9.2 | $27.00 |
| Feb 2014 | 8.5 | $31.00 |
| Jan 2014 | 8.0 | $31.00 |