| Sold | Grade | Monthly Average |
| Dec 2021 | 9.4 | $200.00 |
| Apr 2014 | 9.4 | $124.95 |
| Dec 2013 | 9.4 | $99.99 |
| Nov 2013 | 9.4 | $99.99 |
| Jan 2013 | 9.4 | $99.99 |
| Nov 2012 | 9.4 | $89.99 |
| Oct 2012 | 9.4 | $99.99 |
| Sep 2012 | 9.4 | $89.99 |
| Aug 2012 | 9.4 | $111.00 |
| Apr 2012 | 9.4 | $99.99 |
| Feb 2012 | 9.4 | $99.99 |
| Oct 2023 | 8.0 | $160.00 |
| Mar 2022 | 8.0 | $160.00 |
| Sep 2018 | 8.0 | $120.00 |
| Aug 2019 | 6.5 | $46.00 |
| May 2018 | 6.0 | $110.00 |
| Sep 2015 | 6.0 | $66.60 |
| Jul 2015 | 6.0 | $74.00 |
| Aug 2013 | 6.0 | $59.00 |
| Dec 2012 | 6.0 | $59.00 |
| Nov 2015 | 4.0 | $50.00 |