| Sold | Grade | Monthly Average |
| Jan 2026 | 6.0 | $1.00 |
| May 2020 | 9.4 | $3.00 |
| Sep 2014 | 9.4 | $1.10 |
| Mar 2025 | 8.0 | $1.00 |
| May 2021 | 8.0 | $2.40 |
| Apr 2021 | 8.0 | $2.40 |
| Jan 2019 | 8.0 | $1.70 |
| Jan 2017 | 8.0 | $1.53 |
| Jul 2007 | 8.0 | $2.00 |
| Jun 2025 | 6.0 | $2.65 |
| Apr 2025 | 6.0 | $1.00 |
| Jan 2022 | 6.0 | $2.40 |
| Nov 2021 | 6.0 | $1.60 |