| Sold | Grade | Monthly Average |
| Jan 2021 | 9.4 | $86.00 |
| May 2018 | 9.4 | $59.95 |
| Feb 2018 | 9.4 | $59.95 |
| Jul 2017 | 9.4 | $59.95 |
| Mar 2016 | 9.4 | $59.95 |
| Feb 2016 | 9.4 | $59.95 |
| Sep 2014 | 9.4 | $59.95 |
| Aug 2014 | 9.4 | $59.95 |
| Jan 2019 | 8.0 | $60.00 |
| Jun 2018 | 8.0 | $48.00 |
| Nov 2015 | 8.0 | $48.00 |
| Aug 2015 | 8.0 | $37.00 |
| Jan 2016 | 7.5 | $35.00 |
| Jun 2023 | 6.0 | $35.00 |
| Nov 2014 | 6.0 | $36.00 |