| Sold | Grade | Monthly Average |
| Jun 2024 | 7.0 | $30.00 |
| Mar 2011 | 6.0 | $25.50 |
| May 2011 | 3.5 | $14.50 |
| Aug 2023 | 3.0 | $7.10 |
| Apr 2022 | 3.0 | $22.00 |
| May 2010 | 3.0 | $11.75 |
| Apr 2022 | 2.0 | $6.00 |
| Mar 2018 | 2.0 | $6.84 |
| Oct 2017 | 2.0 | $6.16 |
| Feb 2016 | 2.0 | $7.20 |
| Nov 2010 | 2.0 | $8.40 |
| Sep 2020 | 1.0 | $3.00 |