| Sold | Grade | Monthly Average |
| Apr 2024 | 2.0 | $4.80 |
| Jun 2014 | 5.0 | $18.65 |
| Dec 2020 | 4.0 | $9.60 |
| Apr 2015 | 3.5 | $10.80 |
| Mar 2022 | 3.0 | $6.70 |
| Apr 2019 | 3.0 | $9.75 |
| Mar 2018 | 3.0 | $9.75 |
| Feb 2024 | 2.0 | $4.80 |
| Oct 2020 | 2.0 | $3.20 |
| Jun 2020 | 2.0 | $3.20 |
| Dec 2013 | 2.0 | $8.40 |
| Feb 2020 | 1.8 | $2.49 |
| Apr 2018 | 1.5 | $5.00 |
| Jul 2010 | 1.5 | $6.70 |