| Sold | Grade | Monthly Average |
| Nov 2025 | 5.0 | $26.00 |
| Oct 2016 | 9.2 | $14.00 |
| Aug 2013 | 9.2 | $45.00 |
| Apr 2015 | 9.0 | $40.00 |
| Jan 2017 | 8.5 | $33.00 |
| Jul 2022 | 8.0 | $69.00 |
| Sep 2021 | 6.5 | $39.00 |
| Aug 2019 | 6.5 | $17.00 |
| Feb 2023 | 6.0 | $36.00 |
| Nov 2021 | 6.0 | $23.00 |
| Feb 2014 | 6.0 | $30.50 |
| Jan 2024 | 5.5 | $40.00 |
| May 2019 | 5.5 | $36.00 |
| Feb 2021 | 5.0 | $34.00 |
| May 2018 | 5.0 | $39.00 |
| Apr 2021 | 4.0 | $25.00 |