| Sold | Grade | Monthly Average |
| Apr 2024 | 6.0 | $26.00 |
| Feb 2024 | 3.5 | $17.50 |
| Sep 2023 | 2.0 | $9.00 |
| Oct 2021 | 6.0 | $43.00 |
| Apr 2014 | 5.0 | $12.00 |
| May 2012 | 3.5 | $8.00 |
| Jun 2022 | 3.0 | $21.00 |
| Mar 2022 | 3.0 | $14.50 |
| Oct 2021 | 3.0 | $21.00 |
| Jan 2023 | 2.5 | $14.00 |
| Dec 2017 | 2.5 | $7.20 |
| Nov 2009 | 2.5 | $2.40 |
| Nov 2021 | 2.0 | $11.70 |
| Nov 2020 | 2.0 | $14.73 |