| Sold | Grade | Monthly Average |
| Mar 2021 | 9.4 | $107.48 |
| Jun 2020 | 9.4 | $59.95 |
| May 2020 | 9.4 | $59.95 |
| Mar 2020 | 9.4 | $59.95 |
| Feb 2020 | 9.4 | $105.00 |
| Dec 2018 | 9.4 | $71.96 |
| May 2017 | 9.4 | $83.00 |
| Mar 2017 | 9.4 | $59.95 |
| Nov 2015 | 9.4 | $59.95 |
| Oct 2015 | 9.4 | $59.95 |
| Sep 2015 | 9.4 | $59.95 |
| Aug 2015 | 9.4 | $59.95 |
| Sep 2023 | 9.0 | $78.00 |
| Jun 2025 | 8.5 | $53.00 |
| Jan 2025 | 8.0 | $85.50 |
| Apr 2021 | 8.0 | $76.00 |
| Jan 2021 | 8.0 | $92.00 |
| Jul 2019 | 8.0 | $63.00 |
| Feb 2020 | 6.0 | $36.00 |
| Jul 2021 | 4.0 | $48.00 |