| Sold | Grade | Monthly Average |
| Oct 2025 | 9.4 | $81.00 |
| Apr 2023 | 9.4 | $59.96 |
| Nov 2022 | 9.4 | $44.97 |
| Aug 2019 | 9.4 | $62.00 |
| Sep 2018 | 9.4 | $49.99 |
| Aug 2017 | 9.4 | $62.00 |
| Jul 2017 | 9.4 | $49.99 |
| Oct 2010 | 9.4 | $29.00 |
| Sep 2010 | 9.4 | $30.00 |
| Jan 2022 | 8.0 | $40.00 |
| Dec 2019 | 8.0 | $51.00 |
| Jul 2019 | 8.0 | $40.00 |
| Jan 2019 | 8.0 | $50.00 |
| Jun 2018 | 8.0 | $40.00 |
| Apr 2013 | 8.0 | $32.00 |
| Feb 2019 | 6.0 | $40.00 |