| Sold | Grade | Monthly Average |
| Sep 2024 | 8.5 | $12.00 |
| Jun 2013 | 9.2 | $20.00 |
| Jan 2017 | 9.0 | $13.50 |
| Feb 2024 | 6.0 | $10.00 |
| Jan 2024 | 6.0 | $9.50 |
| Jul 2023 | 6.0 | $12.00 |
| Dec 2017 | 5.5 | $8.20 |
| Oct 2021 | 5.0 | $10.00 |
| Feb 2021 | 5.0 | $9.50 |
| Nov 2021 | 4.0 | $8.00 |
| Aug 2016 | 4.0 | $6.00 |
| Nov 2015 | 4.0 | $6.00 |