| Sold | Grade | Monthly Average |
| Feb 2025 | 8.0 | $70.00 |
| Oct 2017 | 9.4 | $50.00 |
| Dec 2011 | 9.4 | $31.80 |
| Oct 2011 | 9.4 | $30.00 |
| Dec 2010 | 9.4 | $47.00 |
| Jun 2010 | 9.4 | $42.00 |
| Apr 2010 | 9.4 | $42.00 |
| Jul 2009 | 9.4 | $48.00 |
| Mar 2009 | 9.4 | $45.99 |
| Aug 2019 | 9.2 | $75.00 |
| Nov 2018 | 8.0 | $40.00 |
| Dec 2015 | 8.0 | $40.00 |
| Aug 2018 | 6.0 | $30.00 |
| Mar 2018 | 4.0 | $20.00 |