| Sold | Grade | Monthly Average |
| Nov 2025 | 1.0 | $2.50 |
| Mar 2018 | 4.5 | $6.84 |
| Aug 2018 | 4.0 | $7.25 |
| Apr 2015 | 3.5 | $6.15 |
| Aug 2019 | 3.0 | $4.75 |
| Jun 2019 | 3.0 | $5.00 |
| May 2017 | 3.0 | $5.00 |
| Oct 2017 | 2.5 | $4.30 |
| Sep 2025 | 2.0 | $3.60 |
| Jul 2025 | 2.0 | $12.00 |
| Jan 2022 | 2.0 | $3.42 |
| Apr 2018 | 2.0 | $3.60 |