| Sold | Grade | Monthly Average |
| Mar 2022 | 8.0 | $19.00 |
| Jul 2021 | 8.0 | $21.00 |
| May 2013 | 8.0 | $20.90 |
| Jan 2021 | 7.5 | $55.00 |
| Jul 2019 | 7.5 | $12.00 |
| Jul 2021 | 7.0 | $23.00 |
| May 2013 | 7.0 | $15.91 |
| Jun 2022 | 4.5 | $11.40 |
| Feb 2017 | 4.5 | $8.80 |
| Jun 2022 | 4.0 | $14.50 |
| Apr 2021 | 4.0 | $15.00 |
| May 2013 | 4.0 | $7.60 |