| Sold | Grade | Monthly Average |
| May 2024 | 3.0 | $3.00 |
| Apr 2022 | 5.5 | $52.00 |
| Jul 2017 | 4.0 | $39.60 |
| Oct 2022 | 2.5 | $14.00 |
| May 2012 | 2.5 | $22.00 |
| Sep 2023 | 2.0 | $7.80 |
| Apr 2023 | 2.0 | $7.92 |
| May 2018 | 2.0 | $20.90 |
| Aug 2010 | 2.0 | $17.50 |
| Jun 2016 | 1.8 | $19.75 |
| Jun 2010 | 1.5 | $10.25 |
| Mar 2021 | 1.0 | $11.00 |
| Oct 2017 | 1.0 | $8.80 |